The Voyager 1 probe, launched in 1977, is now so far from Earth that a radio signal travelling at the speed of light takes over 22 hours to reach it, and it is still sending data back from interstellar space on a power source the size of a car battery

What did the night sky look like on the 1st Independence Day 250 years ago?

As the U.S. marks its 250th anniversary, space science explores the celestial view experienced by the nation's founders on July 4, 1776.

This tropical creature lives almost 3 times longer than expected and appears to barely age. Here’s why scientists are so excited

Scientists are studying a tropical butterfly species that lives nearly a year and shows few signs of aging, potentially unlocking secrets of longevity.

NASA launched an emergency mission to stop the Swift Observatory from crashing to Earth

Hubble has spotted ‘impossible’ light in deep space, and scientists are trying to explain where it came f

Science news this week: James Webb telescope finds a never-before-seen substance, China's 'Great Green Wall' grows faster than natural trees, and a Medici murder mystery is solved

The James Webb telescope has potentially identified a previously unknown molecule on the surfaces of Pluto and Titan.

Human flight was still 7 years away in 1776. Now, we're headed back to the moon

NASA's Artemis II mission is driving significant public engagement as the agency prepares to return humans to the moon.