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

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

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

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

A new study reveals that Generation 2 Starlink satellites are leaking up to 30 times more radio waves than their predecessors ...

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

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

The comet will be visible in the Northern Hemisphere in the evening, just after sunset, when it is low in the southwestern ...

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

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