On Dec. 14, 1962, NASA's Mariner 2 spacecraft flew by Venus. [‘On This Day in Space’ Video Series on Space.com] The Mariner 2 ...
Though my feet have remained on Earth the entirety of 2025, my mind spent a surprising amount of time in space.
Something happened to the probe on the far side of the Red Planet.
On this day in 1962, NASA’s Mariner 2 spacecraft made history with a close flyby of Venus, marking a major milestone in the early years of space exploration. The mission became America’s first ...
Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.
Venus, Earth's hostile twin, is growing more unpredictable for upcoming space missions. Extreme heat, crushing pressure, and corrosive clouds already challenge spacecraft. New findings reveal rapid ...
Space.com on MSN
Geminid meteor shower peaks tonight — here’s what to expect from one of the best shooting star shows of the year
Up to 150 shooting stars may brighten the night sky each hour during the Dec. 13 peak.
Astronomers using the James Webb Space Telescope have captured dramatic helium streams pouring off the super-puff exoplanet ...
Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...
New findings suggest that diurnal tides, driven by solar heat, are a major contributor to the extreme speeds of Venus's winds.
Space is inaccessible to the vast majority of us, but it’s not as far away as you might think. The von Kármán Line, which is ...
Perhaps it's time to rebrand.
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