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 ...

As Artemis 2 nears Earth and the mission prepares to splash down tomorrow evening at 8:07 P.M. EDT, Friday morning presents a ...

Welcome to the Tuesday Telescope. There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. We'll let other publications offer you ...

The next great space telescope will study distant galaxies and faraway planets from an orbital outpost about a million miles from Earth. But first it has to be put together, piece by piece, in a ...

Add Yahoo as a preferred source to see more of our stories on Google. By merging data from NASA's Chandra X-ray Observatory with new infrared data from the James Webb Space Telescope, scientists have ...

The National Solar Observatory on Mt. Haleakala recorded this high-resolution image of a solar flare on the sun. According to the observatory, the image is about four Earth-diameters on each side.

What you won’t see in the pictures are any stars. This image provided by NASA shows a view of Earth taken by NASA astronaut ...

NASA's Hubble Space Telescope has gotten an up-close look at a headline-grabbing object known as 3I/ATLAS that has recently wandered into Earth's cosmic neighborhood from far away. The image, which ...

Artist rendition of the YSES-1 System consisting of the ~16 Myr Sun-like star in the center, YSES-1 b and its dusty circumplanetary disk (right), and YSES-1 c with silicate clouds in its atmosphere ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun If you’ve ever done any public outreach work for astronomy—if you’ve given open lectures ...