On Dec. 15, 1612, the Andromeda galaxy was seen through a telescope for the first time by a German astronomer named Simon ...

NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

With construction complete, the telescope will now move into final testing. Following testing, Roman will be packaged and ...

"A bit like dinosaurs on Earth — they were enormous and primitive. And they had short lives, living for just a quarter of a ...

"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Starlink is growing fast, and SpaceX has filed paperwork for as many as 42,000 satellites. Others such as OneWeb, Amazon, ...

Go outside right now. What’s the farthest thing you can see? A tree? A bird? What about the Moon? It’s 250,000 miles away. The Sun is 400 times farther than that, at nearly 100 million miles (but ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

James Webb telescope's 'starlit mountaintop' could be the observatory's best image yet — Space photo of the week Webb reveals a fiery starburst in the Cigar Galaxy — Space photo of the week James Webb ...

A new NASA-led study found that the increasing number of satellites in low-Earth orbit could ruin up to 96% of images from ...

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications ...