The Event Horizon Telescope peered into the Messier 87 galaxy.
It could be something even cooler.
Visiting the most distant object ever.
It's time to meet 2014 MU69.
MU69 is far from your run-of-the-mill solar system object.
A new study shows us why we may want to rethink how we search for extraterrestrial life.
We're under a time crunch.
And it's going to keep on smashing them.
From the Popular Science archives.
Small, but mighty.
Like, can we even do that?
Another day, another hypothetical object on the outskirts of the solar system.
Scientists aren't just jerking you around—this is about something more than your childhood nostalgia
Like icebergs in the Arctic Ocean
Bringing snark to Mars
A total eclipse of the heart
The New Horizons flyby is over, but now the real fun begins
Can you feel the love?
Introducing the High-Definition Space Telescope
This year's missions to the outer solar system are set to shake up the planetary family tree
The Dawn spacecraft arrives at Ceres this March, and it could be the most surprising space mission in decades
New Horizons scientist Leslie Young discusses what to expect from the flyby on Tuesday, and the 28-year wait leading up to it
Witness history in the making
Short answer: It depends who you ask
And he thinks the upcoming flyby will prove it
Short answer: Because we changed the definition of the word “planet” to better fit its meaning.
What's on the horizon for the New Horizons spacecraft
Even though I helped demote it
The latest and greatest images from the New Horizons mission
But we won't know until we get there.
Charon is the real #SuperBloodMoon in latest New Horizons pics
Cathy Olkin talks about what New Horizons has seen and where it's going next
Scientists are hot on the trail of our solar system's 9th planet
How skeptical should we be, and how will we find out if this mystery planet is really out there?
The first color movies from New Horizons show Pluto and Charon in a weird waltz
After nine years and three billion miles, here's what we're learning from it all
Popular Science goes way back
Pluto is just the beginning
Bubble, bubble, toil and trouble
It has to do with a surprisingly hazy atmosphere.
The little white dot is only going to get bigger
Just 3.5 million miles to go!
New Horizons spacecraft reveals the dwarf planet is slightly larger, has polar ice cap, and more
So. Many. Things.
The dwarf planet may have a hydrological cycle, but it's not like ours
Could icy slush be driving the dwarf planet's geological activity?
Imagine the space-scuba diving potential
The heavy heart may have tipped the world over
More exciting news about cold, dead rocks
Is there a planet—or even planets—waiting to be discovered out there?
What will we find when we reach Pluto and Ceres? We don't know, but it's going to be wild.
Pulled by dual gravity, the egg-shaped satellites tumble like eerie dice
Erupting slush instead of lava
This summer, the mission may get funding to travel to a mysterious rock at the edge of the solar system
Where can I find a planet like that?
NASA releases a breathtaking close-up right before New Horizons flyby
With 'Star Trek' and Pluto stamps, its time to start mailing things again
Gas might keep the dwarf planet's subsurface ocean from freezing.
It's been 50 years since we got the first images of Mars. Now we're about to get the first images of Pluto.
A gallery of photos, visualizations, and other pictures of outer space.
Stranger worlds to come
And it's still not Pluto
A good week for space photography
It's the farthest object we've ever spotted in our neighborhood.
A tour of places in our solar system where life could persevere
As you battle the blizzard, just be happy you don't live on Pluto
That's three moons down, two to go
Plus, is that a polar ice cap we see?
There's a chance you signed up back in 2005, alongside Elon Musk and Bill Nye
We just can't get enough
New false color images reveal surprising geologic details
Lookin' pretty sharp, for a dwarf planet
Giant planet orbits three stars at once
Based on NASA's best photos, anyway
Emails among scientists suggest it's possible
Even in space, bureaucracy exists.
Here's what New Horizons saw as it zoomed past the former planet
How much are we really paying to explore the universe?
(If you are like our editors and obsessed with all things space)
The former planet is frosted in the stuff
They're teasing us with this awesome false-color picture
Something's got the Kuiper belt's rocks off, and there's a scramble to find it.
In July, New Horizons crosses the next great frontier in our solar system
Who knows what might be lurking on this weird, tiny space rock
Pics captured by New Horizons from just 48,000 miles away reveal the strange alien world
Here are some highlights from its journey
The ocean-filled moon might hold the life we've long searched for in space. And scientists have one shot to reach it.
I spy with my little eye some variations in tone
Choose wisely, because this is for real
The Triton Hopper can propel itself a half-mile into the air
Latest New Horizons images show an alien landscape, and highest-resolution color map yet
Meet the moon with 11 mile high cliff
Fasten your seatbelts
It just keeps getting better
Massive chasms on the dwarf planet's largest moon explained
Deep under the icy crust