The Helix Nebula is one of the most well-known and commonly photographed planetary nebulae because it resembles the “ Eye of ...

Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

The Living Worlds Working Group proposes a revolutionary approach to finding life on distant planets. The paper, part of the ...

The planet HD 189733 b was discovered in 2005, as one of many huge gas worlds snuggled tightly against their suns. It ...

Cuttlefish color change behaves more like a reflex than a mood, because neurons from the brain fire tiny muscles that pull ...

The giant planet Jupiter is back in our evening sky this week. Fresh from its opposition with the sun on Jan. 10, it now lies as close to the Earth as it ...

The University of Arizona will serve as mission control for a newly launched space telescope designed to study distant ...

Since this past September, Saturn’s been the best planet to enjoy through even a small telescope, even though its ring system ...

Astronomers have captured an exceptionally rare view of young planets in mid-transformation, revealing how bloated, giant worlds may shrink into the most common planets in the galaxy. Astronomers have ...

On Jan. 11, 2026, I watched anxiously at the tightly controlled Vandenberg Space Force Base in California as an awe-inspiring ...

In virtually every piece of land on Earth—from near the summit of Mount Everest to Antarctica to caves nearly 2,000 meters ...