Beyond the orbit of Neptune, astronomers have spotted another TNO that confounds explanation, and which has been named in honor of its "rebellious" nature

Prof. Lupin of UCSB recently launched a crowdfunding campaign to create "Voices of Humanity", a project aimed at equipping all future missions to space with a digital archive of humanity!

There's just one year left to prepare for the return of totality to the United States of August 21st, 2017!

The presence of cirrus clouds in the early Martian atmosphere may have helped it stay warm enough for liquid water.

As soon as you learn about the supermassive black hole at the center of the Milky Way, your next thought is: is that thing going to destroy our galaxy? In the short term, no, in the long term… maybe?

CAPE CANAVERAL AIR FORCE STATION, FL — Shortly after midnight today, Sunday, Aug. 14, and under near pristine Florida Space Coast skies, SpaceX dazzled its commercial customers and space enthusiasts alike worldwide with the twin feats of nailing the nighttime launch of the firm's Falcon 9 carrying a huge Japanese telecommunications satellite to orbit and accomplishing the nailbiting precision touchdown of the first stage on a miniscule droneship at sea.

According to an unnamed source, the ESO has discovered a habitable planet orbiting Proxima Centauri, making it the closest Earth-like planet discovered to date

The Moon is our constant companion, shining away in the night. But how close could the Moon get before it's not a Moon any more? Before it's torn apart by the Earth's gravity and becomes a terrifying ring of orbital debris?

KENNEDY SPACE CENTER, FL - Scarcely three weeks after the mesmerizing midnight launch and landing of a SpaceX Falcon 9 rocket that delivered over two tons of science and critical hardware to the space station for NASA, the innovative firm is set to repeat the back to back space feats - with a few big twists - during a post midnight launch this Sunday, Aug.14 of a Japanese telecom satellite.

Reports coming in now from the Perseid meteor shower show a big spike in activity over Europe last night as impressive -- briefly -- as the 2002 Leonids. Expect the shower to continue tonight.

Contrary to what was once believed, the Solar System is home to hundreds of moons. Beyond Earth, there are many natural satellites orbiting the gas giants, dwarf planets, and even some asteroids!

The 'Return to Flight' launch of Orbital ATK's re-engined Antares rocket on a cargo resupply launch for NASA bound for the space station has been postponed for at least another month into September due to the need for further analysis of the revamped booster and other factors.

Just how long would it take to get to the Asteroid Belt, in the event that we want to start sending spacecraft there on a regular basis?

Between the orbits of Mars and Jupiter, at a distance of between 1.2 and 2.2 AUs from Earth, lies the Solar System's Main Asteroid Belt

A growing list of scientists believe life on Earth only came about because of a lucky series of evolutionary accidents, a long list of improbable events that just happened to come together at the right time and will never be repeated. Is it possible they are right and we are all there is? Highly unlikely.

Magnetars are neutron stars with massively boosted magnetic fields. How do this stellar remnants form, and what would happen if you got too close to one?

Almost a year later after it was first noticed, the mystery of Tabby's Star and its unusual dimming continues to confound and bewilder astronomers

Out camping under the August sky? The coming week gives us a good reason to stay up late, as the Perseid meteor shower graces the summer sky. An 'old faithful' of annual meteor showers, the Perseids are always sure to produce. Here's our complete guide to the 2016 Perseids.

A sample return bag from the Apollo 11 mission is at the heart of a messy legal dispute.