Art+Science
Biology + Beyond
Catalysts of Discovery
Cosmos
Culture
Currents
Earth
Life
Mind
Ocean
One Question
Quanta Abstractions
Rewilding
Science at the Ballot Box
Science Philanthropy Alliance
Spark of Science
The Animal Issue
The Climates Issue
The Food Issue
The Kinship Issue
The Porthole
The Reality Issue
The Rebel Issue
Women in Science & Engineering
Astronomy
388 articles-
An Asteroid Impact May Explain Our Lopsided Moon
The crash might have radically transformed the lunar interior -
Space Exploration Speaks to the Core of Who We Are
Astrobiologist Caleb Scharf’s 3 greatest revelations while writing his latest book, The Giant Leap -
We’re Evolving Beyond This Rock Right Now
Life is already busy making its transition to being interplanetary -
Rogue Planet Weighed for the First Time
“The galaxy may be teeming with rogue planets” -
When We Learned Our Universe Is Speeding Up
Violent star blasts pointed to a huge cosmological surprise -
These Overlooked Stars Might Point to Livable Planets
A close look at the compelling colors emitted by K-dwarfs -
What Baby Planets with the Density of Styrofoam Reveal
New research leads to important clues about how the most common planets are formed -
Astronomers Witness Star Exploding at the Edge of the Universe
It’s the most distant supernova recorded to date -
Milky Way’s Twin Causes Rethink of Galactic Evolution
The newly discovered precocious young galaxy appears to have formed in record time -
A Martian Milestone Captures a Mysterious Dark Spot
The idea came from a Colorado high school student
-
How to Glimpse the Prime Meteor Shower of 2026
The Quadrantids rank among the most spectacular sky shows of the year
-
Everything We Thought We Knew About How Stardust Spreads Across the Cosmos Is Wrong
An analysis of stardust 180 light-years from Earth had some illuminating lessons
-
Celebrate the New Year With This Cosmic Champagne Cluster
A new look at the cluster offers evidence of a dramatic space crash
-
The Photos That Shaped Our Understanding of Earth’s Shape
Visual evidence of our planet’s curvature is relatively recent
-
This Big Space Sandwich Broke a Record
A particularly massive and chaotic baby planetary system captured in exquisite detail
-
Saturn’s Rings Are Thicker Than We Thought
New research points to a wide band of particles, invisible to telescopes
-
Did a Rogue Planet Bring Order to Our Solar System?
New models suggest a celestial bypasser left us with the current orbital lineup -
Monster Stars Roamed the Cosmos at the Dawn of Time
“A bit like dinosaurs on Earth—they were enormous and primitive” -
These Baby Stars Have Mysterious Companions
The Gaia telescope peeked through gas and dust to pick out the possible beginnings of new planets around infant stars -
Cosmic Collision Caught on Camera
Astronomers witnessed the aftermath of not one but two collisions in space -
Titan May Not Host a Massive Ocean After All
But the moon’s slushy interior could still harbor pockets of life-sustaining water