Latest about Solar System
Scientists find a hidden route to the moon that saves fuel
An international team of researchers say they've found a more efficient route from Earth to the moon using advanced computer modeling.
Where did Neptune's mysterious moon Nereid come from? It may be the only survivor of the planet's violent history
Neptune's moon Nereid might be the only satellite surviving from the planet's original system, researchers report in a new study.
NASA satellite images uncover dramatic changes in Earth's nighttime lights
Using nearly a decade of satellite observations, NASA's Black Marble project reveals a constantly shifting portrait of human nighttime activity visible from space.
An astronaut's view of Argentina's snow-capped mountains | Space photo of the day for May 20, 2026
Earth is so beautiful from afar.
What is the moon phase today? Lunar phases 2026
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2026.
Lasers in moon craters could create a lunar GPS system
Scientists think permanently shadowed lunar craters offer the perfect foundation for navigation on the moon.
Watch an asteroid the size of a blue whale hurtle towards Earth live online TODAY
The livestream will begin at 3:45 p.m. EDT on May 18, bringing near real time views of the asteroid from robotic telescopes in Italy, weather permitting.
Watch NASA's new Mars helicopter rotor break the speed of sound (video)
NASA is testing the limits of future Mars aircraft as it works to develop a next-generation fleet of helicopters that will fly through the thin atmosphere of the Red Planet.
