Astronomy
289 articles-
Star Siblings Tell Tales of Galactic Chaos
Stellar bodies from other galaxies are all around us. -
Voyagers Ready to Go Dark
Earth’s most distant space probes prepare for their inevitable long night. -
Sky Gazing on Mars
You sit down on a sandy dune and tilt your head back. -
How to Drill for Extraterrestrial Life on Europa
The formidable challenge of digging through miles of ice millions of miles away. -
Solving the Riddle of Ceres
New evidence suggests the dwarf planet was a muddy ocean world that froze over time. -
The Mystery of the Cosmic Radio Globs
What violent galaxy smashups may have wrought across the universe. -
A Movie Camera for the Cosmos
The Rubin observatory will allow scientists to see how the cosmos has evolved over time. -
The Weirdest Stuff We’ve Sent into Orbit
15 human space oddities. -
The Myths and Lore of the Milky Way
Writing stories in the stars is deeply human. -
Jupiter’s Incredible Shrinking Spot
Earth’s meteorology could explain what’s behind the great red whorl’s waning.
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Nine Rebel Astronomy Theories That Went Dark
Bright ideas from astronomy’s biggest stars haven’t always worked out.
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Lithium, the Elemental Rebel
What a missing element can teach us about the universe. -
How a Total Eclipse Alters Your Psyche
The importance of feeling small and insignificant. -
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. -
Here to Save the Day!
Asteroid defense gets serious. -
Could Modified Gravity Kill Planet Nine?
A controversial theory can explain phenomena attributed to the mystery planet.