Solar Booms
A mine explodes in North Vietnam's Haiphong Harbor during mine clearing operations in early 1973. Many similar explosions were triggered…
Everything There is to See
This illustration depicts the "observable universe," which represents everything we can see from Earth. The observable universe currently extends roughly…
Colorful Giants
Uranus (left) and Neptune, the Sun's most remote major planets, are classified as ice giants. They are smaller than Jupiter…
Heavy Encounter
The Psyche spacecraft flies past the Psyche asteroid in this artist's concept. The asteroid is the largest of its class,…
Hitting the Bullseye
A possible collision between two galaxies may have sculpted Hoag's Object, an odd galaxy about 600 million light-years away. It…
Cosmic Corkscrews
High-speed jets of charged particles spiral out into space from SS 433, a binary system that consists of a giant…
Busy Giant
Storms ripple through the atmosphere of Jupiter in this 2020 image from Hubble Space Telescope. The Great Red Spot, which…
First Rover
The microwave-oven-sized Sojourner Rover rolls across Mars shortly after arriving at the planet on July 4, 1997. It was the…
Fox and Goose
This 1815 illustration depicts the constellation originally known as Vulpecula et Anser–the little fox and goose. Today, it's known simply…
A Grand Old Telescope
An early illustration depicts the Great Refractor at Harvard College Observatory. It took its first look at the sky 175…