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When you see spacecraft images of craters on other worlds, do you sometimes think they look like domes? Here’s how to change your perception.
The Age of Aquarius starts when the vernal equinox point moves out of constellation Pisces and into Aquarius. When will that be? There’s no definitive answer.
You’ve probably seen footage of rockets taking off, but here’s Falcon 9 returning to Earth and landing safely after its launch on Sunday.
There might be an unknown 9th planet that orbits far from Earth, on the outer fringes of our solar system. You can help astronomers find it, if it exists!
At a very steady rate, unstable carbon-14 gradually decays to carbon-12. The ratio of these carbon isotopes reveals the ages of some of Earth’s oldest inhabitants.
SpaceX is scheduled to launch its Dragon spacecraft resupply mission to the International Space Station no earlier than 10:01 a.m. EST (1501 UTC) on Saturday, February 18. How to watch.
Banned chemicals from the 1970s have been discovered in the bodies of crustaceans in the deepest of Earth’s ocean trenches.
Winners of the 2017 Underwater Photographer of the Year (UPY) contest. How do you choose a favorite?
Bizarrely heart-warming, from the guys at ASAPScience.
Will comet 73P/Schwassmann-Wachmann survive its March 16 sweep near the sun, or disintegrate into a trail of cosmic dust?
During Friday’s penumbral eclipse of the moon, an observer in Puerto Rico captured images of a black disk moving across the moon’s face.
Looking for something fun to do this weekend? Why not join thousands of people from around the world in the 2017 Great Backyard Bird Count?
Coolest space launch ever! Watch what happened when a spacecraft launch destroyed a sundog, in the process bringing to light a new form of ice halo.
Space visionaries might have figured out a way to travel within decades to the nearest star system, Alpha Centauri. But, once we get there, how do we slow down?
Nowadays, 4 totally eclipsed moons in a row are called Blood Moons. Why? We don’t know for sure, but the answer may lie in a 2013 book by 2 Christian pastors.
An astrophysicist and an ecologist are combining their expertise using drones, thermal cameras and the techniques used to analyse objects in space in order to help endangered species.
Early Monday morning, thousands of people across multiple northern U.S. states watched a brilliant meteor streak across the sky. It then plunged into Lake Michigan.
The February 9, 1913 meteors crossed the sky in formation, on nearly identical paths. Their pace across the sky was described as “stately” and “measured.”
Groundhog Day is tied to the movement of Earth around the sun. It’s the year’s first “cross-quarter” day.
Are you a February baby? Here’s some cool info about your birthstone, the amethyst. Plus pics!
Arc to Arcturus, the springtime star
Cherry blossoms opening in Japan