Astronomy

What violent galaxy smashups may have wrought across the universe.

The Rubin observatory will allow scientists to see how the cosmos has evolved over time.

15 human space oddities.

Writing stories in the stars is deeply human.

Earth’s meteorology could explain what’s behind the great red whorl’s waning.

A superhero plant that could thrive on the Red Planet.

Post-apocalyptic star systems could reveal the fate of our own.

How our inhospitable neighbor can help us find life elsewhere.

Is gravity weaker over distances of billions of light-years?

Inside the hunt for habitable planets.

Bright ideas from astronomy’s biggest stars haven’t always worked out.

What a missing element can teach us about the universe.