A tiny, dense stellar corpse in a nearby galaxy is pumping out so much energy that, on paper, it should have blown itself ...

Deep in the cosmos, about a billion light-years away, a monster with a gargantuan appetite has woken up. For roughly 100 ...

The James Webb Space Telescope has picked up the light from a massive star that exploded about a billion years after the ...

For years, strange red dots in James Webb images left scientists puzzled. New research shows they are young black holes ...

It’s a bit mind-bending to realise that everything we know about the scale of the universe comes from people stuck […] ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

The CosmicWatch device costs only $100 to make, making it accessible for both high school students and spacecraft operators.

Cloud-9 entered the picture in 2023, when astronomers using the Five-hundred-meter Aperture Spherical Telescope (FAST) in ...

This cloud is a window into the dark Universe,” study co-author and Space Telescope Science Institute (STCScl) team member ...

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...

The Quadrantid meteor shower is the first of the new year, but its short peak and winter weather often limit visibility. In 2026, the shower's peak on Jan. 2-3 will be difficult to see due to a bright ...

Ever since the James Webb Space Telescope was launched almost four years ago to the day, the star of space exploration until that time, the Hubble telescope, kind of took a back seat. From time to ...