Jupiter continues shining brightly in the east in the evening among the stars of Gemini. To the right of Gemini is Orion with orange-red Betelgeuse and blue-white Rigel at diagonally ...

Different measurements of the Hubble constant, the rate of space-time expansion, refuse to agree – meaning we may have to look beyond Einstein’s theories to explain the universe ...

A new image from NASA's Hubble Space Telescope shows the Lupus 3 cloud in Scorpius bursting with young stars that are forming within collapsing clouds of gas and dust.

One of the most famous and recognizable asterisms of the night sky is the Belt of Orion, a tight belt of three bright stars (Alnitak, Alnilam, Mintaka) in the constellation of Orion, which has given ...

This week, NASA enters the final stretch of preparations for Artemis II, the first crewed mission to circle the Moon in more than 50 years.

Astronomers have long searched for clues that a hidden companion star sits out of view near the red supergiant ...

The Artemis II crew comprises NASA astronauts Reid Wiseman, Victor Glover and Christina Koch, and Canadian Space Agency ...

Sky Shorts author says Orion a favorite constellation, and shares key details to find and appreciate its beauty.

From new telescopes going online to another mission to the Moon, NASA has a lot of big changes coming in 2026. Here are some of the most notable ones.

Finding new worlds out there is pretty exciting, right? Scientists are getting really good at spotting planets around other ...

Young stars need time to grow into their final masses before they begin fusing lighter elements into heavier elements as main-sequence stars. They can spend hundreds of thousands of years as ...