Helio and You: Seasons on Earth, Mars, and Beyond
Earth has four seasons – spring, summer, fall, and winter. Other planets (including Jupiter and the other giant…
What’s Up: April 2026 Skywatching Tips from NASA
Mercury shines at its brightest for the year, the Lyrid meteor shower peaks, and a bright new comet…
NASA’s Hubble Detects First-Ever Spin Reversal of Tiny Comet
Astronomers using NASA’s Hubble Space Telescope have found evidence that the spinning of a small comet slowed and…
NASA Webb, Hubble Share Most Comprehensive View of Saturn to Date
NASA’s James Webb Space Telescope and Hubble Space Telescope have teamed up to capture new views of Saturn,…
NASA’s Hubble Unexpectedly Catches Comet Breaking Up
In a happy twist of fate, NASA’s Hubble Space Telescope just witnessed a comet in the act of…
Listen to This Month’s ‘Planetary Parade’ With NASA’s Chandra
In late February, people in the Northern Hemisphere can look up for a special sight: six planets will…
What’s Up: February 2026 Skywatching Tips from NASA
NASA’s Artemis II mission has its first opportunity to launch to the moon, Orion the Hunter takes center…
Flight Engineers Give NASA’s Dragonfly Lift
In sending a car-sized rotorcraft to explore Saturn’s moon Titan, NASA’s Dragonfly mission will undertake an unprecedented voyage…
What’s Up: January 2026 Skywatching Tips from NASA
Jupiter is at its biggest and brightest all year, the Moon and Saturn pair up, and the Beehive…
NASA’s Perseverance Mars Rover Ready to Roll for Miles in Years Ahead
After nearly five years on Mars, NASA’s Perseverance rover has traveled almost 25 miles (40 kilometers), and the…
NASA Ignites New Golden Age of Exploration, Innovation in 2025
With a second Trump Administration at the helm in 2025, NASA marked significant progress toward the Artemis II…
What’s Up: December 2025 Skywatching Tips from NASA
The 3I/ATLAS comet makes its closest approach to Earth, the Geminid meteor shower sparkles across the sky, and…