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Milky Way

A three-panel illustration of a starburst galaxy, an active galactic nucleus and a tidal disruption event.
astrophysics

Cosmic Map of Ultrahigh-Energy Particles Points to Long-Hidden Treasures

By Natalie Wolchover
April 27, 2021
Read Later

Ultrahigh-energy cosmic rays twist and turn on their way to Earth, which has made it nearly impossible to identify the colossal monsters that create them.

The Milky Way galaxy shown in X-rays.
Abstractions blog

Galaxy-Size Bubbles Discovered Towering Over the Milky Way

By Charlie Wood
January 6, 2021
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For decades, astronomers debated whether a particular smudge was close-by and small, or distant and huge. A new X-ray map supports the massive option.

A computer simulation of two galaxies colliding.
astrophysics

The New History of the Milky Way

By Charlie Wood
December 15, 2020
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Over the past two years, astronomers have rewritten the story of our galaxy.

astrophysics

Astronomers Creep Up to the Edge of the Milky Way’s Black Hole

By Joshua Sokol
October 30, 2018
Read Later

Hot spots have been discovered orbiting just outside the supermassive black hole at the galaxy’s center. Their motions have given us the closest look at that violent environment.

An artist’s conception of the Vela Supercluster peeking out from behind the Milky Way’s Zone of Avoidance.
astrophysics

Hidden Supercluster Could Solve Milky Way Mystery

By Liz Kruesi
November 21, 2017
Read Later

Astronomers generally stay away from the “Zone of Avoidance.” When one astronomer didn’t, she found a giant cosmic structure that could help explain why our galaxy moves so fast.

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