Space

The latest discoveries from space agencies and astronomers as they explore galaxies, black holes, exoplanets, and more. Also learn about night sky watching events right here on the home planet.

Latest in Space

Hubble Glimpses the Most Distant Object Ever Seen, A Galaxy 13 Billion Light Years Away

Science

Hubble Glimpses the Most Distant Object Ever Seen, A Galaxy 13 Billion Light Years Away Hubble Glimpses the Most Distant Object Ever Seen, A Galaxy 13 Billion Light Years Away

Fermilab is Building a ‘Holometer’ to Determine Once and For All Whether Reality Is Just an Illusion

Science

Fermilab is Building a ‘Holometer’ to Determine Once and For All Whether Reality Is Just an Illusion Fermilab is Building a ‘Holometer’ to Determine Once and For All Whether Reality Is Just an Illusion

A Prototype Greenhouse Demonstrates the Future of Farming on the Moon

Environment

A Prototype Greenhouse Demonstrates the Future of Farming on the Moon A Prototype Greenhouse Demonstrates the Future of Farming on the Moon

New Theories Test Our Understanding of Nature’s Most Elemental Force

Science

New Theories Test Our Understanding of Nature’s Most Elemental Force New Theories Test Our Understanding of Nature’s Most Elemental Force

Instant Expert: What Interstellar Dust Can Tell Us

Science

Instant Expert: What Interstellar Dust Can Tell Us Instant Expert: What Interstellar Dust Can Tell Us

Smog on Titan Moon May Hold Ingredients For Life, New Study Says

Science

Smog on Titan Moon May Hold Ingredients For Life, New Study Says Smog on Titan Moon May Hold Ingredients For Life, New Study Says

By Rebecca Boyle

Goodbye and Thanks to WMAP, the Satellite That Mapped the History of the Universe

Science

Goodbye and Thanks to WMAP, the Satellite That Mapped the History of the Universe Goodbye and Thanks to WMAP, the Satellite That Mapped the History of the Universe

By Dan Nosowitz

As the WISE Infrared Survey Warms Up to a New Role, We Look At Its Successes

Science

As the WISE Infrared Survey Warms Up to a New Role, We Look At Its Successes As the WISE Infrared Survey Warms Up to a New Role, We Look At Its Successes

Chinese Space Debris Rains Down on Chinese Villages

Science

Chinese Space Debris Rains Down on Chinese Villages Chinese Space Debris Rains Down on Chinese Villages

China Launches Rocket to the Moon, Its Second Ever

Science

China Launches Rocket to the Moon, Its Second Ever China Launches Rocket to the Moon, Its Second Ever

By Rebecca Boyle

Odds of Alien Life on Newly Spotted Exoplanet Are “100 Percent” Says Its Discoverer

Science

Odds of Alien Life on Newly Spotted Exoplanet Are “100 Percent” Says Its Discoverer Odds of Alien Life on Newly Spotted Exoplanet Are “100 Percent” Says Its Discoverer

First Beer Brewed For Drinking in Space Will Undergo Testing in Low-Gravity Pub

Science

First Beer Brewed For Drinking in Space Will Undergo Testing in Low-Gravity Pub First Beer Brewed For Drinking in Space Will Undergo Testing in Low-Gravity Pub

New Space Telescope Relies on Never-Before-Manufactured Material; No Problem, Says NASA

Science

New Space Telescope Relies on Never-Before-Manufactured Material; No Problem, Says NASA New Space Telescope Relies on Never-Before-Manufactured Material; No Problem, Says NASA

By Rebecca Boyle

1.4-Gigapixel Telescope Spots Its First Dangerous Asteroid, Hurtling Toward Earth

Science

1.4-Gigapixel Telescope Spots Its First Dangerous Asteroid, Hurtling Toward Earth 1.4-Gigapixel Telescope Spots Its First Dangerous Asteroid, Hurtling Toward Earth

Former Air Force Officers Claim UFOs Visited Bases, Tampered With Nukes

Technology

Former Air Force Officers Claim UFOs Visited Bases, Tampered With Nukes Former Air Force Officers Claim UFOs Visited Bases, Tampered With Nukes

Long Theorized, Hawking Radiation Has Now Been Observed For The First Time

Science

Long Theorized, Hawking Radiation Has Now Been Observed For The First Time Long Theorized, Hawking Radiation Has Now Been Observed For The First Time

The Worst Part of Going to Space? Your Fingernails Come Off

Science

The Worst Part of Going to Space? Your Fingernails Come Off The Worst Part of Going to Space? Your Fingernails Come Off

By Rebecca Boyle

NASA’s Next-Gen Spacelaunch System Could Launch Scramjets from a Massive Railgun

Technology

NASA’s Next-Gen Spacelaunch System Could Launch Scramjets from a Massive Railgun NASA’s Next-Gen Spacelaunch System Could Launch Scramjets from a Massive Railgun

First Mars Landers Might Have Found Organic Material In 1976, and Destroyed It By Accident

Science

First Mars Landers Might Have Found Organic Material In 1976, and Destroyed It By Accident First Mars Landers Might Have Found Organic Material In 1976, and Destroyed It By Accident

By Rebecca Boyle

Future Mars Colonists Could Learn To Terraform By Studying Darwin’s Methods

Science

Future Mars Colonists Could Learn To Terraform By Studying Darwin’s Methods Future Mars Colonists Could Learn To Terraform By Studying Darwin’s Methods

By Rebecca Boyle

What Created This Smooth, 200-Mile-Long Trench On Mars?

Science

What Created This Smooth, 200-Mile-Long Trench On Mars? What Created This Smooth, 200-Mile-Long Trench On Mars?

Mysteriously, Solar Activity Found to Influence Behavior of Radioactive Materials On Earth

Science

Mysteriously, Solar Activity Found to Influence Behavior of Radioactive Materials On Earth Mysteriously, Solar Activity Found to Influence Behavior of Radioactive Materials On Earth

By Rebecca Boyle

Big Bear Solar Observatory Snaps the Most Detailed Pic of a Sunspot Ever

Science

Big Bear Solar Observatory Snaps the Most Detailed Pic of a Sunspot Ever Big Bear Solar Observatory Snaps the Most Detailed Pic of a Sunspot Ever

Earth Bacteria Survive a 553-Day Space Exposure on the Exterior of the ISS

Science

Earth Bacteria Survive a 553-Day Space Exposure on the Exterior of the ISS Earth Bacteria Survive a 553-Day Space Exposure on the Exterior of the ISS

Hubble Shoots a Spooky Snapshot of a Faraway Haunted Nebula

Science

Hubble Shoots a Spooky Snapshot of a Faraway Haunted Nebula Hubble Shoots a Spooky Snapshot of a Faraway Haunted Nebula

NASA Testing Liquid-Lens Adjustable-Strength Glasses For Use In Space

Science

NASA Testing Liquid-Lens Adjustable-Strength Glasses For Use In Space NASA Testing Liquid-Lens Adjustable-Strength Glasses For Use In Space

Best Jobs In Science: NASA Concept Illustrators Turn Raw Data Into Art

Science

Best Jobs In Science: NASA Concept Illustrators Turn Raw Data Into Art Best Jobs In Science: NASA Concept Illustrators Turn Raw Data Into Art

NASA Launches Unprecedented Drone Mission to Study the Mysteries of Hurricane Formation

Science

NASA Launches Unprecedented Drone Mission to Study the Mysteries of Hurricane Formation NASA Launches Unprecedented Drone Mission to Study the Mysteries of Hurricane Formation

By Rebecca Boyle

A Section of the International Space Station Could Be Recycled into Crew Quarters for Asteroid Mission

Science

A Section of the International Space Station Could Be Recycled into Crew Quarters for Asteroid Mission A Section of the International Space Station Could Be Recycled into Crew Quarters for Asteroid Mission

IKAROS Solar-Sail Craft Successfully Steers With Strategically Placed LCDs, Using No Propellant

Science

IKAROS Solar-Sail Craft Successfully Steers With Strategically Placed LCDs, Using No Propellant IKAROS Solar-Sail Craft Successfully Steers With Strategically Placed LCDs, Using No Propellant

Last Shuttle Mission Will Test 3-D Video Docking System For Shuttle’s Replacement (+Video)

Science

Last Shuttle Mission Will Test 3-D Video Docking System For Shuttle’s Replacement (+Video) Last Shuttle Mission Will Test 3-D Video Docking System For Shuttle’s Replacement (+Video)

By Rebecca Boyle

Levitating Satellites into Odd Orbits Can Make More Room in Space

Science

Levitating Satellites into Odd Orbits Can Make More Room in Space Levitating Satellites into Odd Orbits Can Make More Room in Space

By Rebecca Boyle

Are We Living Inside a Black Hole?

Science

Are We Living Inside a Black Hole? Are We Living Inside a Black Hole?

By Rebecca Boyle

Hubble Spots Hypervelocity Star Speeding From the Milky Way’s Center at 1.6 Million MPH

Science

Hubble Spots Hypervelocity Star Speeding From the Milky Way’s Center at 1.6 Million MPH Hubble Spots Hypervelocity Star Speeding From the Milky Way’s Center at 1.6 Million MPH

New Redshift-Scanning Technique Could Create Map of the Universe with 500 Times More Detail

Science

New Redshift-Scanning Technique Could Create Map of the Universe with 500 Times More Detail New Redshift-Scanning Technique Could Create Map of the Universe with 500 Times More Detail

How Close Could a Person Get to the Sun and Survive?

Science

How Close Could a Person Get to the Sun and Survive? How Close Could a Person Get to the Sun and Survive?

By Alessandra Calderin

Loaner NASA Rover Helps Solve Cold Murder Case in California

Science

Loaner NASA Rover Helps Solve Cold Murder Case in California Loaner NASA Rover Helps Solve Cold Murder Case in California

After 12,000 Days in Space, Voyager 1 Heads for the Solar System Boundary

Science

After 12,000 Days in Space, Voyager 1 Heads for the Solar System Boundary After 12,000 Days in Space, Voyager 1 Heads for the Solar System Boundary

By Laurie J. Schmidt

Juno Probe, Built to Study Jupiter’s Radiation Belt, Gets A Titanium Suit of Interplanetary Armor

Science

Juno Probe, Built to Study Jupiter’s Radiation Belt, Gets A Titanium Suit of Interplanetary Armor Juno Probe, Built to Study Jupiter’s Radiation Belt, Gets A Titanium Suit of Interplanetary Armor

By Rebecca Boyle

Five Ideas To Fight Space Junk

Technology

Five Ideas To Fight Space Junk Five Ideas To Fight Space Junk

By David Kushner

Satellite Creates First Global Gravity Map of Earth

Science

Satellite Creates First Global Gravity Map of Earth Satellite Creates First Global Gravity Map of Earth

By Rebecca Boyle

Scientists Strengthen Their Case That A Martian Meteorite Contains Signs Of Life

Science

Scientists Strengthen Their Case That A Martian Meteorite Contains Signs Of Life Scientists Strengthen Their Case That A Martian Meteorite Contains Signs Of Life

NASA Tests New GPS-Based Tsunami Prediction System

Science

NASA Tests New GPS-Based Tsunami Prediction System NASA Tests New GPS-Based Tsunami Prediction System

By Laurie J. Schmidt

Liquid Mirror Breakthrough Could Make State-of-the-Art Optics Cheap

Science

Liquid Mirror Breakthrough Could Make State-of-the-Art Optics Cheap Liquid Mirror Breakthrough Could Make State-of-the-Art Optics Cheap

Evidence Shows the Moon May Hold 100 Times More Water Than Previously Thought

Science

Evidence Shows the Moon May Hold 100 Times More Water Than Previously Thought Evidence Shows the Moon May Hold 100 Times More Water Than Previously Thought

Why Isn’t the Hubble Space Telescope Just Attached to the International Space Station?

Science

Why Isn’t the Hubble Space Telescope Just Attached to the International Space Station? Why Isn’t the Hubble Space Telescope Just Attached to the International Space Station?

By Alessandra Calderin

Did a Lunar Art Caper Put The First Museum on the Moon in 1969?

Science

Did a Lunar Art Caper Put The First Museum on the Moon in 1969? Did a Lunar Art Caper Put The First Museum on the Moon in 1969?

NASA’s Dawn Spacecraft Sets Record for Acceleration in Space

Science

NASA’s Dawn Spacecraft Sets Record for Acceleration in Space NASA’s Dawn Spacecraft Sets Record for Acceleration in Space

Rover Challenge 2010: University Teams Test Mars Rovers in Utah Desert

Science

Rover Challenge 2010: University Teams Test Mars Rovers in Utah Desert Rover Challenge 2010: University Teams Test Mars Rovers in Utah Desert

By Laurie J. Schmidt

Pentagon: A Space Junk Collision Could Set Off Catastrophic Chain Reaction, Disable Earth Communications

Science

Pentagon: A Space Junk Collision Could Set Off Catastrophic Chain Reaction, Disable Earth Communications Pentagon: A Space Junk Collision Could Set Off Catastrophic Chain Reaction, Disable Earth Communications

Archive Gallery: A Century of Aviation, From the Wright Brothers to Stealth

Technology

Archive Gallery: A Century of Aviation, From the Wright Brothers to Stealth Archive Gallery: A Century of Aviation, From the Wright Brothers to Stealth

Japan Plans a Moon Base by 2020, Built by Robots for Robots

Science

Japan Plans a Moon Base by 2020, Built by Robots for Robots Japan Plans a Moon Base by 2020, Built by Robots for Robots

Amateur Space-Watchers Identify Recon Role of the Air Force’s Top-Secret X-37B, Currently in Orbit

Technology

Amateur Space-Watchers Identify Recon Role of the Air Force’s Top-Secret X-37B, Currently in Orbit Amateur Space-Watchers Identify Recon Role of the Air Force’s Top-Secret X-37B, Currently in Orbit

By Rebecca Boyle

‘Double-Bubble’ Airliners Designed by MIT for NASA Could Trim Fuel Consumption by 70 Percent

Technology

‘Double-Bubble’ Airliners Designed by MIT for NASA Could Trim Fuel Consumption by 70 Percent ‘Double-Bubble’ Airliners Designed by MIT for NASA Could Trim Fuel Consumption by 70 Percent

While Hiding Behind the Sun, Jupiter Loses One of its Belts

Science

While Hiding Behind the Sun, Jupiter Loses One of its Belts While Hiding Behind the Sun, Jupiter Loses One of its Belts

Is Anyone Out There? Searching for Aliens in the PopSci Archives

Science

Is Anyone Out There? Searching for Aliens in the PopSci Archives Is Anyone Out There? Searching for Aliens in the PopSci Archives

Could an Asteroid Impact Knock the Moon into the Earth?

Science

Could an Asteroid Impact Knock the Moon into the Earth? Could an Asteroid Impact Knock the Moon into the Earth?

By Sandeep Ravindran

Aliens Exist, and We Should Avoid Them At All Costs, Says Stephen Hawking

Science

Aliens Exist, and We Should Avoid Them At All Costs, Says Stephen Hawking Aliens Exist, and We Should Avoid Them At All Costs, Says Stephen Hawking

By Rebecca Boyle

Lucifer Instrument Helps Astronomers See Through Darkness to Most Distant Observable Objects

Science

Lucifer Instrument Helps Astronomers See Through Darkness to Most Distant Observable Objects Lucifer Instrument Helps Astronomers See Through Darkness to Most Distant Observable Objects

By Rebecca Boyle

Complex Orbital Planning Will Keep Cassini Flying Seven Extra Years on Tiny Remaining Fuel Supply

Science

Complex Orbital Planning Will Keep Cassini Flying Seven Extra Years on Tiny Remaining Fuel Supply Complex Orbital Planning Will Keep Cassini Flying Seven Extra Years on Tiny Remaining Fuel Supply

Why Can’t Planes Fly Through Volcanic Ash? NASA Found Out the Hard Way

Science

Why Can’t Planes Fly Through Volcanic Ash? NASA Found Out the Hard Way Why Can’t Planes Fly Through Volcanic Ash? NASA Found Out the Hard Way

This Chip Can Sift Martian Soil For Alien DNA

Science

This Chip Can Sift Martian Soil For Alien DNA This Chip Can Sift Martian Soil For Alien DNA

By Lana Birbrair

Life Discovered Thriving in Trinidadian Lake of Hydrocarbons, Suggesting Titan Could Support Life Too

Science

Life Discovered Thriving in Trinidadian Lake of Hydrocarbons, Suggesting Titan Could Support Life Too Life Discovered Thriving in Trinidadian Lake of Hydrocarbons, Suggesting Titan Could Support Life Too

Mystery Object in Nearby Galaxy Stumps Scientists, Might Be Local Micro-Quasar, Might Not

Science

Mystery Object in Nearby Galaxy Stumps Scientists, Might Be Local Micro-Quasar, Might Not Mystery Object in Nearby Galaxy Stumps Scientists, Might Be Local Micro-Quasar, Might Not