A Possible New Dwarf Planet Just Turned Up Beyond Pluto. Meet 2026 ED138
The Rubin Observatory's first dwarf planet candidate was hiding in front of the Milky Way. Here's what we know about 2026 ED138, and what's still hype.
October 28, 2026 · 3 min read
Japan's MMX Launches to Bring Home a Piece of Phobos, Mars's Doomed Moon
JAXA's MMX is headed for Phobos, the Martian moon that's slowly falling. If it works, it'll be the first sample ever returned from the Mars system.
October 28, 2026 · 3 min read
Artemis I's Test Dummies Flew Around the Moon. Their Radiation Results Surprised Scientists
Crystals that rode inside Artemis I's test dummies show radiation near the Moon is higher than in Earth orbit, but by far less than expected.
October 28, 2026 · 4 min read
NASA's Swift Telescope Is Falling Out of the Sky, and a $30 Million Rescue Couldn't Save It
After 22 years catching the universe's biggest explosions, NASA's Swift has ended its mission. Here's how the first rescue of its kind fell short.
October 28, 2026 · 4 min read
The Mistake That Left 2 Astronauts Stranded in Space for 9 Months
A one-week test flight turned into 286 days in orbit. Here's what really went wrong with Boeing's Starliner, why the astronauts couldn't just fly home, and what NASA's own investigation called the real mistake.
October 24, 2026 · 9 min read
Could We Survive in a Parallel Universe?
"Parallel universe" isn't one idea, it's four. In most of them you'd be dead before your back foot left the floor. In one, you'd be completely fine, and you can never get there.
October 18, 2026 · 11 min read
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