The New Horizons spacecraft sends back its sensational snapshots of Jupiter, and its volcanic moon Io, before the mission's close encounter with Pluto (Photo by: Photo12/Universal Images Group via ...

A pellet of plutonium 238, illuminated by the glow of its own radioactivity. NASA and other space agencies use this material in radioisotope power sources for interplanetary missions to the solar ...

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be confused for Mars. The alluvial basin is full of tan and gray regolith, hued ...

In a remarkable development, NASA has confirmed the detection of a mysterious object entering our solar system, classifying it as a visitor from interstellar space. This revelation, made in 2025, ...

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better understanding of space weather was launched from the agency's Kennedy Space Center ...

Stations on planet Earth have sent and received messages beamed via laser from NASA’s Psyche spacecraft over 350 million kilometers (218 million miles) away. This breakthrough in optical communication ...

The space agency's planetary science analysis groups must pause while NASA checks if they comply with Trump's orders. When you purchase through links on our site, we may earn an affiliate commission.

NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...