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Astronomy

How a Total Eclipse Alters Your Psyche

The importance of feeling small and insignificant.

April 1, 2024

Doubts Grow About the Biosignature Approach to Alien-Hunting

Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases in their atmospheres.

April 1, 2024

Here to Save the Day!

Asteroid defense gets serious.

February 28, 2024

Could Modified Gravity Kill Planet Nine?

A controversial theory can explain phenomena attributed to the mystery planet.

February 27, 2024

Inside an Exploded Star

Cassiopeia A gets a close-up.

February 22, 2024

The Thorny Ethics of Making Alien Planets Habitable

Terraforming Mars could risk exterminating the very lifeforms we dream of discovering.

February 15, 2024

My 3 Greatest Revelations

The author on writing her book, <i>Our Moon</i>, about the power of our satellite to guide evolution and human curiosity.

February 1, 2024

The Violent Birth of the Moon

Did a colossal collision with a doomed planet give us our satellite?

February 1, 2024

The Enlightening Beauty of an Einstein Ring

What a trippy gravitational phenomenon can tell us about the universe.

January 25, 2024

What Can We Hear in Space?

The music of the cosmos is stranger than you think.

January 23, 2024

A Wild Idea to Solve the Mysteries of Black Holes

Could quantum mechanics hold the key?

January 11, 2024

How to Find and Keep a Space Rock

NASA cosmic dust curator Marc Fries is here to explain.