Astronomer Robert Kirshner investigates some of the universe’s biggest questions: What happens when a star explodes? Is the ...

The James Webb Space Telescope is set to take the reins from the Hubble Telescope, pushing the boundaries of space ...

The Hubble Space Telescope has made a groundbreaking discovery that could forever alter the way we understand the cosmos. For ...

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for ...

Astronomers have caught a rare type of black hole in the act of devouring a star—an event that lit up the universe in X-rays.

The swirling spiral galaxy in this NASA/ESA Hubble Space Telescope image is NGC 3285B, which resides 137 million light-years ...

Webb has been orbiting more than a million miles from Earth, capturing breathtaking images of deep space. But how does it ...

A rogue, middle-mass black hole has been spotted disrupting an orbiting star in the halo of a distant galaxy, and it's all ...

Could our location in space be skewing cosmic measurements? A new study suggests a giant void may explain the Hubble tension.

NASA’s Hubble Space Telescope and NASA’s Chandra X-ray Observatory have teamed up to identify a new possible example of a ...