Astronomers just measured the mass of a free-floating planet without a star for the first time ...
As the New Year 2026 launches, only two bright planets, Saturn and Jupiter, are visible in the entire night sky.
On Dec. 31, 2004, NASA’s Cassini spacecraft flew by Iapetus, Saturn’s third largest moon. Iapetus was discovered by the ...
Holdings from the library at the Goddard Space Flight Center, which includes unique documents from the early 20th century to ...
Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to ...
Scientists discovered 128 new moons orbiting Saturn, bringing the planet’s total to 274. Many of these moons are “only a few ...
Imagery of Saturn captured by the James Webb Space Telescope is superimposed over an image captured by Hubble. "Yellows ...
New research using Cassini data suggests Titan may not have a global ocean, but small warm water pockets hidden deep in its ...
On Christmas Eve 1968, the Earth received a message from astronauts on a mission like no other - the first around the moon. NASA will return in 2026.
NASA's Mars Reconnaissance Orbiter spacecraft has just taken its milestone 100,000th photo of the Red Planet using its ...
From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...
For years, scientists thought Saturn’s moon Titan hid a global ocean beneath its frozen surface. A new look at Cassini data ...
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