2 Comets Will Pass By Earth This Week — The Closest In 250 YearsTwo comets with the same orbit will pass by Earth this week and give scientists the chance to study possible twin comets.
Pluto Photos Were A Good Start, But New Data Paints A Better PictureWe can now do one better than those Pluto photos. Scientists have analyzed findings from the New Horizons probe in a new batch of studies.
European-Russian Mission Hopes To Find Life On MarsScientists believe evidence of methane could show life exists on the red planet.
What's Astronaut Scott Kelly Going To Do Now That He's Retiring?What does astronaut Scott Kelly have to look forward to now that he's retiring from NASA? Mostly, a lot more work.
Blue Origin Says Spaceflight Isn't A Race, But It Sure Seems Like OneBlue Origin founder Jeff Bezos expects to take tourists to space by 2018 but says safety is the priority and being first is icing on the cake.
Time-Traveling Total Solar Eclipse Will End Before It BeginsThe solar eclipse will travel almost 9,000 miles and cross over the international date line. It'll finish the day before it starts.
SpaceX Successfully Launches Satellite But Misses The LandingSpaceX's Falcon 9 rocket successfully deployed its communication satellite payload, but it hit the landing pad too hard upon re-entry.
Solar Eclipses Were Scarier When We Didn't Know How The Moon WorkedWhat do you do when the sun goes out? Ancient civilizations had loud (and sometimes violent) reactions during solar eclipses.
The Hubble Telescope Has Spotted The Most Distant Galaxy Ever SeenThe Hubble Space Telescope has spotted an unusually bright galaxy that's rapidly forming more stars.
Astronaut Scott Kelly Is 2 Inches Taller Now Because SPACENASA says having less gravity pressing down on the spine in space actually elongates it.
NASA's Scott Kelly Is Back On Earth; Now, He'll Be Prodded For YearsScott Kelly spent a year in space to test the effects of low gravity on the human body, but the experiment doesn't stop now that he's back on Earth.
After A Year In Space, There's A Lot For Scott Kelly To Do On EarthAstronaut Scott Kelly is ready to return to Earth from the International Space Station, but he'll have a busy schedule when he gets back.
Gorgeous New Milky Way Image Maps Our Galaxy's DustAstronomers have released an image of the Milky Way that maps some of the largest structures in the galaxy, including nebulas and the galactic center.
NASA Says A Fireball Crashed Into The Atlantic, But No One NoticedAccording to a report from NASA, an exceptionally bright meteor likely exploded over the South Atlantic Ocean earlier this month.
NASA Wants To Download Your Art For An Asteroid MissionNASA's #WeTheExplorers campaign put out a call for art submissions from the public.
What's Ahead For The Few Who Make NASA's 2017 Astronaut Class?A record 18,300 people have applied to be NASA's newest astronauts.
Virgin Galactic Unveils Its First Spacecraft Since Deadly 2014 CrashVirgin Galactic revealed its new Unity spaceship on Friday, which it hopes will be the first vehicle to take tourists to space.
China Uproots Thousands Of People For Alien-Hunting TelescopeMore than 9,000 Chinese residents are being forced to relocate before the country completes a massive alien-searching radio telescope.
Philae Lander Is Likely Silent Forever On The Dark Side Of A CometAfter two rough years in space, the Philae Comet Lander will likely never make contact with Earth again.
What NASA Would Fund With Its Tiny $19B Wish ListNASA stretches the annual allowance it gets from Congress a long way.
Hundreds Of Galaxies Were Hiding Behind The Milky WayScientists used a radio telescope and an "innovative receiver" to see the hidden galaxies.
Until You Can Go To The Moon, These Photos Are The Next Best ThingThe China National Space Administration has released hundreds of new photos taken on its Chang'e 3 lunar exploration mission.
Super-Fast Space Laser Satellites Could Help Save Lives On EarthThe European Space Agency just launched the first node in a new satellite network that could help first responders on Earth.
The Truth Is In Here: CIA Organizes UFO Files For 'The X-Files' RebootIn honor of the return of "The X-Files," the Central Intelligence Agency organized a list of declassified reports related to UFOs and flying saucers.
Top 3 Discoveries That Got Us Excited This WeekFrom discovering a possible new planet to learning how to build the perfect snowman, there were some exciting finds made this week.
Blue Origin Is The First To Launch, Land The Same Rocket TwiceBlue Origin's reusable rocket could make spaceflight more affordable and more common.
Watch NASA's Scott Kelly Play Pingpong With A Water Droplet In SpaceAstronaut Scott Kelly is spending his free time on the International Space Station playing pingpong with a water droplet.
There's New Evidence Of A Distant Ninth Planet In Our Solar SystemIn the distant reaches of the Kuiper Belt, dwarf planet Sedna could be in the gravitational pull of another unseen planet, nicknamed "Planet 9."
Flowers Can Bloom In Outer Space, TooThe quest to grow produce in outer space continues. No word on if astronaut Scott Kelly plans to take a bite out of this flower.
5 Planets Will Be Visible From Earth At The Same TimeMercury, Venus, Saturn, Mars and Jupiter are set to make a simultaneous showing that will last about a month.
