The newly identified three-body system has a problem, and it’s not aliens—it’s that in about 20 million years, the stars are ...

The first 18 satellites of a planned Chinese mega constellation are brighter than all but 500 stars in the sky, raising fears ...

The James Webb Space Telescope has observed a distant cosmic explosion that erupted in the early universe called "supernova ...

NASA announced that two space probes proposed by University of Maryland astronomers have advanced to the next round of ...

Picture walking outside on a dark, cloudless evening. You look up to admire the stars—maybe even a planet, if you're ...

Second-gen Starlink satellites, launched by SpaceX, leak 30 times more radio interference, according to radio astronomers.

My recent visit to Berlin for a planetary science conference coincided with Berlin Art Week. The exhibitions were mostly ...

Years ago, astronomy professors started noticing something that troubled them: Many of their students didn't understand ...

Whipple Observatory set to reopen with new Science Center, expanding access to astronomy for rural communities ...

The terminator sweeps across the Moon, Comet Tsuchinshan-ATLAS continues to wow, and Jupiter reaches a stationary point in ...

The Sci-Tech Center of Northern New York will host a free public astronomy observing session at 8:30 p.m., Friday Oct. 11 at ...

Scientists discovered that Barnard’s Star wobbles a full 20 inches (50 cm) per second — five times Earth’s effect on the Sun ...