NASA

Four massive galaxy clusters are merging into what will become the largest object in the universe, according to reports from Cosmos...

ESA/Hubble Photo ReleaseCredit: NASA, ESA, J. Dalcanton, B.F. Williams, and M. Durbin (University of Washington) In celebration of...

So maybe you missed the Draconid and Taurid meteor showers earlier this month. Maybe you read our coverage too late. Maybe it was too...

NASA astronauts Christina Koch and Jessica Meir made history today in the first all-female spacewalk, USA Today reports. They left...

Gilbert V. Levin, a former NASA scientist who worked on the Labeled Release (LR) Life Detection experiment on the Viking mission to...

Photo release via ESA/HubbleOn 12 October 2019, the NASA/ESA Hubble Space Telescope provided astronomers with their best look yet at...

Rockets as we know them leverage Newton's third law: for every action, there is an equal and opposite reaction. As propellent combusts...

The Milky Way has been “stealing” satellite galaxies as we merge with the Large Magellanic Cloud, amassing a collection of over...

Oxygen and nitrogen-bearing compounds – components of amino acids, the so-called 'building blocks of life' – were found on...

A research team of astronomers reports evidence of a Seyfert energy flare decimating the Milky Way galaxy some 3.5 million years ago,...

The NASA InSight lander on Mars has been picking up on some unusual sounds lately. Or, as Phil Plait put it in his Bad Astronomy...

How would the discovery of life – never mind intelligent life – on Mars change humanity's view of itself, the universe, and life...

The NASA Spitzer Space Telescope has revealed dozens of massive cosmic “bubbles” in the Eagle constellation, each one trapping...

If you’ve been hoarding blueprints for a citizen science Death Star, now’s your chance: NASA is accepting private-sector proposals...

NASA astronaut Christina Koch, currently an Expedition 60 crew member aboard the International Space Station, captured a stunning...

A compelling new theory is floating around the scientific community that phenomena attributed to a mysterious “Planet X” may...

Yesterday NASA released a breathtaking new visualization of a black hole in motion.“Until very recently, these visualizations were...

Scientists at West Virginia's Green Bank Observatory have discovered an unfathomably massive neutron star on the verge of collapsing...

We have it pretty good here on the third rock from the Sun. The climate is temperate – cooler than Mercury, warmer than Mars – and...

So, you've got ambitions of being the first human to set foot on the Red Planet, eh? Maybe you've watched The Martian a few too many...