While some comet experts think Comet Tsunchinchan-ATLAS (C/2023 A3) will "soon be no longer," others think it's doing just ...

Additionally, SpaceX sends a portion of vital resupply missions to the ISS via its cargo Dragon spacecraft. Cargo Dragon also ...

It still wouldn't include Pluto, unfortunately. Three astronomers last week proposed expanding the official definition of a ...

Engaging articles, breathtaking images and expert knowledge Issues delivered straight to your door ...

As a nostalgic window to the past, it's all Camaros and Corvettes, cocktails and swingin' jazz, cigarettes, crew cuts and ...

What a difference a few years can make, and yet how frustrating they can be at the same time. This week, as NASA celebrates ...

We'll be updating this hub with all our special features throughout the week. On July 20, 1999, Space.com opened its doors to ...

The Acolyte is the High Republic's live-action debut, but this new Star Wars era has been expanding for a while and contains ...

How can any telescope see a galaxy 33.8 billion light-years away in a universe that is only 13.8 billion years old?

Got an eye for the retro-futuristic? An early Prime Day Lego deal means you can get this gorgeous sci-fi-inspired Lego set ...

This is exciting enough on its own, without the need to upend the Big Bang as we know it. There are more than enough ...