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Space
Swift spacecraft fell back to Earth in a fiery blaze yesterday
The Swift spacecraft fell back to Earth as a fiery streak of light yesterday. See videos here of the blazing reentry into Earth's atmosphere.
November 5, 2026
Space
Spaceflight
ESCAPADE mission to fly past Earth twice in 2 days
On November 7 and 9, 2026, the twin probes of the ESCAPADE mission — first Blue and then Gold — will perform flybys of Earth on the way to Mars.
November 5, 2026
Astronomy Essentials
Tonight
Visible planets and night sky guide for November
Visible planets and night sky guide. In the early morning tomorrow, look for the crescent moon and Venus in the eastern sky. The star Spica will be near Venus.
November 5, 2026
Sun
Sun news: Sharp drop for Solar Cycle 25
Sun news November 5, 2026: NOAA has announced the sunspot number for October, revealing another sharp drop in activity for Solar Cycle 25.
November 5, 2026
Today's Image
The moon and Jupiter play hide-and-seek. More pics here!
The moon and Jupiter played hide-and-seek on November 3, 2026. And they'll pair up again at the end of the month! Find out more.
November 5, 2026
Astronomy Essentials
Dark nebulae are star-obscuring clouds of gas and dust
Dark nebulae are clouds of gas and dust in space. They block the light of stars shining behind them. Often, they're locations where new stars are forming.
November 5, 2026
Space
A new mini-moon for Earth! Meet 2026 QQ8
Earth has another new mini-moon! The little space rock 2026 QQ8 began orbiting Earth in April and will stay through 2026.
November 4, 2026
Human World
Spaceflight
Crew emerges from Mars habitat simulation after yearlong test
On October 31, 2026, 4 participants in NASA's Mars habitat simulation emerged after 1 year of testing for what astronauts might encounter on a visit to Mars.
November 4, 2026
Constellations
Pegasus the Flying Horse, and the best sky story ever
Pegasus the Flying Horse is the 7th largest constellation. It dominates fall skies in the Northern Hemisphere and has a famous asterism called the Great Square.
November 4, 2026
Space
When will the Blaze Star erupt? Will neutrinos give us a warning?
Astronomers are still waiting for the Blaze Star to erupt. New research suggests neutrinos could provide an early warning of its next outburst.
November 3, 2026
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