The “Impossible” Sky: Astronomers Find a Tiny World Beyond Neptune with an Atmosphere That Shouldn’t Exist

In a discovery that is upending our understanding of how planets hold onto their air, astronomers have detected a thin atmosphere around a tiny, icy rock in the far reaches … Read More

Hidden Giant: The Massive Galaxy Supercluster Found in the Milky Way’s “Zone of Avoidance”

Astronomers have finally peeked behind the cosmic curtain of our own galaxy to reveal a structure of staggering proportions. Located in a region long obscured by the Milky Way’s dense … Read More

A Tale of Two Rings: Why Uranus’s Faintest Orbits Are Different Colors

The Colorful Secrets of the Uranian Rings While Saturn’s rings are the showstoppers of the solar system, Uranus holds a spindly set of narrow rings that are much harder to … Read More