Using NASA’s SPHEREx spacecraft, astronomers have studied a host of “failed stars,” also known as brown dwarfs.
These strange cosmic bodies straddle the line between planets and stars, possessing a mass between 13 and 80 times that of Jupiter (0.013 to 0.08 times the mass of the sun). They get the nickname failed stars because they form like stars from collapsing clouds of gas and…
Did a giant object collide with Earth to form the moon?
October 20, 2026
For as long as humans have watched the night sky, we have wondered about the moon, pondering everything from its alien appearance to its influence over phenomena on Earth such as ocean tides, climate stability, and even the natural rhythms of many organisms.
Among the many…
Launch live streaming of Martian Moons eXploration (MMX)/H3 Launch Vehicle flight No.10(English) – YouTube
Watch On
Japan will launch an epic mission to Mars today (Oct. 19), and you can watch the action live.
The Martian Moons eXploration (MMX) mission is…
Astronomers estimate that our home galaxy, the Milky Way, has churned out more than 10 million black holes over its 13-billion-year history. Yet so far, they have found only 70.
Now, a group of astronomers in the U.K. is trying to close that vast gap by enlisting the public. Their project, called Black Hole Hunters, is looking for volunteers with a computer and a few spare minutes to sift through…
10 best places to see the 2027 total solar eclipse in Spain
October 19, 2026
Spain is one of the easiest places in the world to experience the total solar eclipse on Aug. 2, 2027. The so-called “eclipse of the century” first makes landfall in Andalucía, where totality will last up to 4 minutes and 40 seconds during mid-morning, with the…
'Let's all choose to make tomorrow better', Artemis II astronauts honored with Stephen Hawking Medal at Starmus
October 19, 2026
TENERIFE, CANARY ISLANDS — The Artemis II astronauts may have traveled hundreds of thousands of miles away from Earth to the moon, but they made sure the rest of us didn’t miss out on the adventure.
Now, their efforts to bring the wonders of space exploration back…
I know perfectly well that the moon comes out during the day. I have known this for decades. Yet whenever I spot it in a blue afternoon sky, some primitive part of my brain still thinks it has turned up early.
I’m certainly not the only one. Many people don’t understand how it could be visible in daylight. In their eyes, the moon is a nighttime object. Why? Because that’s when…
I’ve spent years chasing the northern lights across the Arctic, from the mountains of Swedish Lapland to the dramatic Norwegian fjords.
If there’s one thing I’ve learned, it’s that choosing where to see the northern lights is about much more than…
Beyond pointing your phone at the night sky, this is how to use stargazing apps effectively
October 18, 2026
Whether you are a seasoned astronomer or a newcomer to the hobby, the best stargazing apps have the potential to seriously enhance your skywatching experience. But it’s easy to overlook just how useful these portable programs can be.
That’s why we’ve put…
'We are getting a lot of pressure from the administrator himself': How NASA is racing to obey Trump's 'Super Intelligence' order
October 17, 2026
NASA has begun replacing references to artificial intelligence with “super intelligence” following an executive order from President Donald Trump, which directs government agencies not to acknowledge the terminology change in their external communications.
An internal NASA document obtained by Space.com lays out plans to update the agency’s websites, publications, organizational…
