Everything You Need to Know About 2018's Lunar Calendar
2018 offers 13 chances to spot a beautiful full moon.
2017 Was the Year To Believe In UFOs, Life Beyond Earth
Scientists didn't find aliens in 2017, but here's what they did find.
2018 Could See New Gravitational Wave Signals
"Now that we're in the business of finding things, we can say, well, soon we'll know."
What Is the Wolf Moon and When Is It Happening?
Don't forget to take a break from the festivities to catch a glimpse of the year's first full moon.
Super Blue Blood Moon 2018: What and When It Is
This moon has piled up a stunning array of adjectives—here's what they all mean.
Could We Really Discover a New Form of Energy on Venus?
Here's what we know—and don't know—about our neighboring planet.
NASA Took Our Breath Away in 2017
From revelations into Jupiter's Great Red Spot to a dazzling solar eclipse to an alien solar system with eight planets, 2017 was packed with space discoveries.
What Scientists Have Learned Four Months After Eclipse
Even just four months after the eclipse, scientists have learned a ton from the day the sun went out.
Tiny Flying Robot May Reveal Secrets of Pyramid
Like a miniature, foldable blimp, the robot will fit through holes just 1.5 inches across.
Hollow Earth Conspiracy Says Planet Filled With Aliens
Hollow Earthers are the new Flat Earthers.
Vatican Astronomer Believes Aliens May Exist
"No matter what we (or the aliens) do, we'll both make mistakes."
Moon Formed After Impact With Rock Smaller Than Mars
It takes a much smaller collision than scientists had thought to get an Earth and Moon that look the way they do today.
Strange Star Smashes and Eats Its Own Planets
Scientists investigating why the star dims for as much as two days found a gruesome explanation.
Saturn's Rings Are Made Of a Shredded Moon
Saturn's gravity is so fierce it can tear a moon apart to festoon itself with rings.
Spooky Skull-Shaped Asteroid Will Haunt Earth in 2018
It's dark, it looks like a skull and it made its last close approach on Halloween 2015. What is the universe trying to tell us?
Supermassive Black Hole Caught Influencing Star Growth
"This is remarkable that the supermassive black hole is able to impact stars forming at such large distances."
Oumuamua Could Be a Galactic Bus for Transporting Life
This may be how life on Earth began.
Holiday Fun: Easy At-Home Science For Your Festivities
Forget merry and bright. It's time to feel merry and smart.
Deadly Pulsar Could Still Support Planetary Life
Super-thick atmospheres could be enough to cocoon planets from the rough neighborhood of these stars.
Watch NASA Announce Final Contenders for Robot Missions
A whole bunch of scientists will be at the edge of their seats, and you can be too.
NASA Plans Search for Alien Life on Ceres
Bright spots that could be a sign of recent water on the dwarf planet have piqued scientists' interest.
NASA Wants 2069 to Visit Nearest Alien Solar System
We already know there's at least one planet out there, so it's hard to resist looking for life.
Sun Nearest Ours Could Be Hiding Planets Like Ours
Knowing what we haven't found can help scientists see what they could still be missing.
Venus Is More Like Earth Than We Thought
Our sister planet is far more dynamic than previously suspected.
Mysterious Crash Gave Uranus Its Tilt and 18 Moons
Huge collisions have huge consequences.
Bali Eruptions Could Help Predict Deadly Lava Flows
The satellite data usually isn't accessible, since commercial companies help gather it, but for emergency management, they're making an exception.
Astronomers Find New Way to Take 'Vital Signs' of Suns
Loner stars had been tricky to understand, and now scientists can get a better handle on them.