MU69 is far from your run-of-the-mill solar system object.
We're under a time crunch.
There's still a lot to learn about the surface of Jupiter's moon
Here are some highlights from its journey
Small, but mighty.
New evidence suggests it could be a rogue planet captured by our sun
It could give us clues to how water got to Earth
Planet 2MASS J2126-8140 orbits a trillion kilometers out from its sun
Charon is the real #SuperBloodMoon in latest New Horizons pics
Introducing the High-Definition Space Telescope
This year's missions to the outer solar system are set to shake up the planetary family tree
Short answer: It depends who you ask
How much are we really paying to explore the universe?
Stranger worlds to come
This summer, the mission may get funding to travel to a mysterious rock at the edge of the solar system
So. Many. Things.
The New Horizons flyby is over, but now the real fun begins
And he thinks the upcoming flyby will prove it
Scientists aren't just jerking you around—this is about something more than your childhood nostalgia
Short answer: Because we changed the definition of the word “planet” to better fit its meaning.
Even though I helped demote it
The latest and greatest images from the New Horizons mission
Is there a planet—or even planets—waiting to be discovered out there?
Witness history in the making
Scientists are hot on the trail of our solar system's 9th planet
There's still more to explore after Pluto.
What will we find when we reach Pluto and Ceres? We don't know, but it's going to be wild.
More exciting news about cold, dead rocks
A total eclipse of the heart
Space sailors' delight?
Two for the price of one.
From the Popular Science archives.
The Dawn spacecraft arrives at Ceres this March, and it could be the most surprising space mission in decades
Here's what New Horizons saw as it zoomed past the former planet
Visiting the most distant object ever.
This is anything but hot
Gas might keep the dwarf planet's subsurface ocean from freezing.
New Horizons scientist Leslie Young discusses what to expect from the flyby on Tuesday, and the 28-year wait leading up to it
And it's still not Pluto
After nine years and three billion miles, here's what we're learning from it all
Shooting for the stars.
Deadly radiation could be breakfast for microbes on rogue planets, comets, and more
Heat and drills will help us probe for alien microbes
It has to do with a surprisingly hazy atmosphere.
Something's got the Kuiper belt's rocks off, and there's a scramble to find it.
Meet the moon with 11 mile high cliff
Pluto is just the beginning
The dwarf planet may have a hydrological cycle, but it's not like ours
Erupting slush instead of lava
A sky full of super-Earths
Should we go? Can we afford to go? All this, and more.
What's on the horizon for the New Horizons spacecraft
The heavy heart may have tipped the world over
Submarines and rovers will go for a dive on the moons of Jupiter and Saturn
New Horizons spacecraft reveals the dwarf planet is slightly larger, has polar ice cap, and more
How skeptical should we be, and how will we find out if this mystery planet is really out there?
Imagine the space-scuba diving potential
You map, IMAP, we all map.
A gallery of photos, visualizations, and other pictures of outer space.
New images zero in on the former planet's diverse surface
Could icy slush be driving the dwarf planet's geological activity?
The revolutionary explorer gets a life extension
SpaceX's Falcon Heavy test is just the latest.
We just can't get enough
Fasten your seatbelts
NASA releases a breathtaking close-up right before New Horizons flyby
Deep under the icy crust
Like, can we even do that?
It's the sequel we weren't prepared for.
As you battle the blizzard, just be happy you don't live on Pluto
Plus, is that a polar ice cap we see?
The former planet is frosted in the stuff
It's been 50 years since we got the first images of Mars. Now we're about to get the first images of Pluto.
Can you feel the love?
New false color images reveal surprising geologic details
For your favorite space enthusiast, go above, to infinity, and beyond.
The survey also confirmed the existence of two other moons, whose discovery was announced last year
A good week for space photography
And it could help prove the existence of Planet Nine.
It's time to meet 2014 MU69.
A tour of places in our solar system where life could persevere
They're teasing us with this awesome false-color picture
Bringing snark to Mars
Lookin' pretty sharp, for a dwarf planet
Another day, another hypothetical object on the outskirts of the solar system.
The moon won't be this close again for another 18 years
It's the farthest object we've ever spotted in our neighborhood.
Reminder: space is really big
The ocean-filled moon might hold the life we've long searched for in space. And scientists have one shot to reach it.
Where can I find a planet like that?
You don't need a rocket to leave Earth. There's a slower, gentler trip in the works—and it comes with a cocktail.
It just keeps getting better
New Horizons will soon find out what's up with MU69.
Slow but steady sun-powered spacecraft could transform space travel
The first color movies from New Horizons show Pluto and Charon in a weird waltz
Giant planet orbits three stars at once
The Event Horizon Telescope peered into the Messier 87 galaxy.
Three of them may be habitable