Faced with observations of early black holes and galaxies that weren’t expected to exist, scientists have come up with a ...

Massive galaxies? Dusty black holes? Black hole stars? Scientists have raised a lot of theories around what the crimson blobs ...

Every 40 seconds of nighttime for the next 10 years, a camera the size of a small car will capture strikingly detailed images of the southern sky, stitching together a time-lapse panorama of ...

In a blow to Donald Trump’s agenda, America’s Supreme Court blocked an executive order that would have denied birthright ...

A distant star-forming galaxy nicknamed the “Shadow Blaster” could have sent a ghostly cosmic particle hurtling toward Earth.

Informed by science from the Smithsonian Astrophysical Observatory and astronomers worldwide, this “documentary that you can walk through” visualizes the cosmos in a 3-D introduction to the universe ...

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NASA confirmed a meteor following a NOAA satellite's detection May 30 of a bright flash over Cape Cod Bay. Witness reports are essential in the detection of meteors and other events involving ...

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Add Yahoo as a preferred source to see more of our stories on Google. What if an entire galactic nucleus was blasting high energy radiation directly at Earth? (Credit: NASA) A new paper in the Journal ...

Still from video captured by NWS Pittsburgh’s Jared Rackley via X. On a Saturday afternoon this past March, a piece of the solar system plummeted toward a home in north Houston. The one-ton space rock ...