If the Moon Vanished Tonight, You'd Have Weeks to Live
Image: NASA/Apollo 8/Bill Anders. “Earthrise”: the first photograph of Earth rising above the lunar horizon, taken by astronaut William Anders on December 24, 1968. The...
Journal
Journal
What's Inside a Neutron Star Shouldn't Exist
Image: NASA/ESA/NRAO/AUI/NSF/G. Dubner (University of Buenos Aires). The Crab Nebula: the expanding remnant of a supernova witnessed in 1054 AD. At its heart spins a...
The Moon Isn't Grey — We've Been Seeing It Wrong for 500 Years
The moon looks grey from Earth. It is not. Its surface carries blue titanium seas, green olivine plains, and volcanic orange glass waiting to be...
They Came Home — The First Humans Back From the Moon in 53 Years
Image: NASA/U.S. Navy At 8:07 p.m. Eastern time on Friday, April 10, 2026, four human beings fell out of the sky and into the Pacific...
Some Planets Don't Orbit a Star — They Drift Between Them
Trillions of planets drift between stars with no sun, no orbit, no seasons. JWST found hundreds in the Orion Nebula. Some may harbor life.
Where Does Gold Come From? The Kilonova Answer
Every gold atom on Earth was forged when two neutron stars collided before our solar system formed. The 2017 kilonova GW170817 proved it.
The Day the Universe Rang Like a Bell
On September 14, 2015, LIGO detected a ripple in spacetime from two black holes colliding 1.3 billion years ago. The story of how we learned...
Two Machines Are Still Moving 47 Years After We Let Them Go
Voyager 1 and 2 have been traveling for 47 years and are now in interstellar space. The Golden Record they carry may outlast the Earth...
There May Be Life Beneath the Ice of Europa
Beneath Europa's ice shell lies an ocean with more water than Earth. Europa Clipper is on its way to find out if anything lives there.