Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other ...

An exoplanet has been discovered orbiting Barnard's star by the European Southern Observatory’s Very Large Telescope. Barnard ...

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

A comet called ATLAS dazzled the southern skies for the last few weeks. Now it's heading out of view for half a million years ...

The first telescopes refracted light, and today reflectors dominate, but there is a third way to make light focus, and it ...

Astronomers used the powerful James Webb Space Telescope to peer into this object flying by itself through our Milky Way ...

For a brief moment, asteroid 2024 YR4 had scientists on edge, with its impact probability climbing as high as 2.8%—enough to capture global attention. But thanks to rapid observations and advanced ...

The new 8.5-foot telescope is set to launch this Tuesday by NASA's Jet Propulsion Laboratory with a clear objective: to ...

A team of scientists at the University of Utah has designed a flat lens that matches the power of traditional curved lenses ...

Called SPHEREx, and set for launch on a SpaceX Falcon 9 rocket from Vandenberg Space Force Base no sooner than Tuesday night, ...

The megaphone-shaped spacecraft, called SPHEREx — short for Spectro-Photometer for the History of the Universe, Epoch of ...