A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Just east of Betelgeuse is the fine binocular cluster NGC 2244. But the much fainter Rosette Nebula that lies around the cluster shows up nicely in this fine photo of it by EAAA member James Schultz.

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Conflicting distance measurements have added to the uncertainty. One data source places one object at 6,500 light years away, ...

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

Collaboration has achieved the highest-resolution Earth-based observations to date, detecting light at 345 GHz from the ...

The world's space agencies are keeping close watch on an asteroid heading our way, because there's currently a 1 in 83 chance ...