Fast Radio Bursts have an origin story—and we're closer to learning what it is.
Scientists directly imaged two embryonic exoplanets 370 light-years away.
A 'Forbidden planet' defies odds and thrives under inhospitable conditions.
An unprecedented cosmic observation.
Megapixels: Binary stars are at the heart of this celestial crustacean.
Orbits are getting a bit less mysterious.
But where is this stellar river heading?
Conventional wisdom has it that aliens should be either everywhere, or nowhere. A new model suggests they can be both.
It's actually more of a holiday yardstick.
See this interstellar blood bath in all its glory detail.
Looking at the stars takes you back through time. All the way to the beginning.
Stars tell stories, guide explorers, and help scientists talk about the galaxy.
Astrophysicists measured all of the lights.
It's close, but you won't want to visit.
It defied the odds to discover thousands of planets.
And it's going to keep on smashing them.
Our solar system is just a tiny speck in the Milky Way.
If aliens love satellites as much as we do, we might be able to spot them
It could be the largest moon we've ever seen
Now astronomers want to know: what makes a star a star?
Countdown: 45 years left until 'First Contact'
The Very Large Telescope got new adaptive optics technology.
Cyborgs, and interstellar probes, and AI.
Lucy in the sky with nanodiamonds.
What we know about the mysterious life cycle of a black hole.
Two stars enter, one star leaves
The Gaia satellite charts stars like never before.
TESS will give us a new view of our galactic neighborhood.
Planets are basically just giant dust bunnies.
When the stars align, you can zoom way in.
Basically just a cosmic cocoon.
You can get too wet for life.
Instead of hosting planet-friendly dust, Proxima Centauri spews radiation.
He was excited to test his new camera, but he also captured something totally unique.
In the December 1980 issue of Popular Science, a 38-year-old theoretical physicist answers the ultimate question about the universe.
We'll admit that space dust is slightly less cool than an alien civilization.
Like, can we even do that?
It just keeps exploding.
What is the solar wind, anyways?
All that glitters is a neutron star collision.
Observatories all over the world caught a new kind of collision.
But it's not aliens.
It's an explosive detective story.
But our days of massive exoplanet dumps may be numbered.
The family isn't close.
So hot right now.
Astronomers are scrambling to take measurements.
A gallery of photos, visualizations, and other pictures of outer space.
A sky full of super-Earths
It could help us learn more about how stars and planets form
But they get along just fine
Like, 100 times more
Three of them may be habitable
Its dying gasps could reveal what makes stars go out with a bang
Sadly it's not walkable
Starving stars are more common than intelligent life
Scientists predict a new star will be born in a massive cosmic collision
Naming new worlds is a confusing mess
The top 7 explanations for the star's weird behavior, ranked roughly in order of plausibility
If there's a megastructure around Tabby's Star, this is our best shot at hearing the aliens that built it
Seeking a distant pale blue dot
After quickly heating up, SAO 244567 has started to chill out
A spectacle previously thought impossible
Could this transmission come from intelligent life?
Deep convolutional neural networks make the impossible possible
This star is breaking all the rules
Now we wait for the rest of the cosmos to catch up
It would have slammed the planet with cosmic radiation several million years ago
Giant planet orbits three stars at once
Twinkle, twinkle, little star, how I wonder where you went
According to new calculations by astronomers
An astronomer's scathing blog post explains why a flurry of comets is not a likely explanation for this star's weird behavior
Astronomers still have no clue what's causing this star's weird behavior
Otherworldly desktop backgrounds.
Getting too much suns
Dim bulbs with bright possibilities
A bigger bang
The mystery around KIC 8462852 probably isn't aliens, but might not be comets either
You are getting verrry sleeepy
May account for strange blips in light
The show should peak around midnight on Tuesday on both U.S. coasts—and everywhere in between
So close we might even be able to measure its wind speeds, GJ 1132b is a very important exoplanet
The SETI Institute didn't find evidence for E.T.s, but scientists want to look again with a bigger and better telescope
There's something weird happening around a faraway star.
Or just a cloud of comets? Scientists want to investigate further
Seeing is believing
The ghost of stars past
But does it come with a complementary breakfast?
Dead stars do tell some tales
A Gallery Of Photos Curated By The Person Who Made Most Of Them
Close encounters of the stellar kind
Short answer: They create a beautiful swirling mess.
Andromeda in high-def
The latest addition to the exoplanet freakshow
And you thought your home was dusty
Don't pack your bags yet
Calling all astronomers, stargazers, and Neil deGrasse Tysons!