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Dark matter could turn 'failed stars' to the dark side, creating 'dark dwarfs'
By Robert Lea published
Brown dwarfs, also known as "failed stars," could be corrupted by dark matter and transformed into "dark dwarfs" powered by the universe's strangest stuff.
![A family portrait of galaxies from the CRISTAL survey. Red shows cold gas traced by ALMA’s [CII] observations. Blue and green represent starlight captured by the Hubble and James Webb Space Telescopes](https://cdn.mos.cms.futurecdn.net/eVukmgPN8vVBokz2SrUwMV.png)
'Time machine' reveals hidden structures in the universe's first galaxies (images)
By Robert Lea published
Using the ALMA telescope, astronomers have revealed the internal structure of the first galaxies in the universe, hinting at how our cosmos took shape.

NASA teaches Mars orbiter to roll over in quest to find Red Planet water
By Keith Cooper published
The spacecraft now almost tips upside down relative to Mars to give its radar the best view.

See asteroid Donaldjohanson up close thanks to NASA's Lucy mission | Space photo of the day for July 7, 2025
By Kenna Hughes-Castleberry published
On April 20th, NASA's Lucy was in the sky, not with diamonds, but with an asteroid.

The Vera C. Rubin Observatory will help astronomers investigate dark matter, continuing the legacy of its pioneering namesake
By Samantha Thompson published
Dark matter makes up 85% of the universe, but researchers, including Vera Rubin herself, historically have had a hard time finding it.

New interstellar object 3I/ATLAS: Everything we know about the rare cosmic visitor
By Jamie Carter published
How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here are all of your questions answered.

What is the moon phase today? Lunar phases 2025
By Tariq Malik, Daisy Dobrijevic last updated
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

Why does Mars look purple, yellow and orange in ESA's stunning new satellite image?
By Perri Thaler published
Surprising colors and stunning features are captured in a new image of Mars' surface.
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