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Black holes

When the universe was half its current age, the merger may have produced the first known intermediate-sized black hole.

Charles Q. Choi, Contributor

Theoretical astrophysicists predict that a glowing halo just outside the event horizon should surround all black holes.

Yuen Yiu, Staff Writer

Scientists may soon be able to observe a dramatic, long-predicted consequence of Einstein’s theory of general relativity.

Meredith Fore, Contributor

Refined instruments reduce noise at the quantum level, allowing for discoveries of more distant gravitational waves.

Ramin Skibba, Contributor

Marvel at the lives and deaths of stars across the universe.

Abigail Malate, Staff Illustrator

Astrophysicists devised a new theory that may explain the formation of black holes with masses exceeding 50 times that of our own sun.

Yuen Yiu, Staff Writer

Enjoy the start of astronomical autumn with black holes, a comet, star clusters and other stunning images.

Abigail Malate, Staff Illustrator

Appreciate anniversaries marked by moonwalks and stellar fireworks this month

Abigail Malate, Staff Illustrator

Gaze upon halos of light, streams of interstellar gas, and nearby Earthlike planets this month.

Abigail Malate, Staff Illustrator

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