YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.

The European Southern Observatory's Very Large Telescope (VLT) imaged both of the planets directly, and PDS 70b has the ...

CNN’s Patrick Cornell reports the James Webb Space Telescope is taking on a new space case helping protect the Earth from a ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

New Webb Telescope data uncovers missing gas that enables star formation in the Phoenix cluster, solving a cosmic puzzle.

When you think of a telescope, you probably imagine it high up in space or on a mountaintop—but did you know scientists have ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

A technique called sonification allows new discoveries, brings out subtleties in dense data, and makes astronomy more accessible.

There's a variety of astronomical events in 2025 well worth planning a trip around this year—whether that means driving to ...

ATLANTA — The chance of Asteroid 2024 YR4 hitting Earth has doubled, now sitting at 2.3 percent. The headlines alone can make one nervous. So, is it something to be concerned about?

Doradus 30, also known as 30 Doradus or the Tarantula Nebula, is a massive star-forming region located in the Large ...

It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have been six to nine miles in length. On the other hand, on Feb. 15, 2013, an ...