In the vast tapestry of the universe, most galaxies shine brightly across cosmic time and space. Yet a rare class of galaxies ...

Dark matter doesn’t emit, absorb, or reflect light. It’s invisible but supposedly makes up 85% of the universe’s mass. Because it’s so abundant, astronomers believe it should explain many unsolved ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

This week, we examine strength from different perspectives. The energetic strength of a solar flare and its effect on Earth. The gravitational strength of dark matter in our universe and its ...

In a way, that’s exactly what she studies. A heliophysicist at NASA’s Goddard Space Flight Center, MacDonald, working remotely in Walla Walla, has spent her career chasing the mysteries behind the ...

A set of eight visual coin tricks is revealed, each designed to look clean and impossible while remaining simple to perform.

Explore the discovery of CDG-2, one of the darkest galaxies dominated by dark matter, through NASA's Hubble Space Telescope.

Karla Souza and Dorian Crossmond Missick also star in the drama based on Catherine Ryan Howard's bestseller about an affair ...

Every now and then, I fall down a late-night rabbit hole reading space facts, and the 30 on this list are the ones that truly messed with my brain. Fair warning: you might need a minute to recover ...

A radiation detector tested aboard the International Space Station performed so well that Polish startup SigmaLabs has joined work on dosimeters for NASA’s Artemis lunar program and is developing a ...

Aurorasaurus has grown into a vibrant community of observers who help scientists track everything from sudden storms to rare colors. Some of the project’s most remarkable discoveries began with ...

Named Candidate Dark Galaxy-2 (CDG-2), the object consists of four globular clusters and belongs to the Perseus galaxy cluster.