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Mercury lives on? Strange streaks hint at active world
New analysis of bright streaks on the surface of Mercury suggests that this world, long thought "dead", is geologically active.
February 4, 2026
Is a surprisingly massive exomoon orbiting this big exoplanet?
Astronomers using the Very Large Telescope might have found a massive exomoon - 40% the mass of Jupiter - orbiting a giant exoplanet 133 light-years away.
January 30, 2026
New mission could create artificial solar eclipses in space
A team of researchers is working on a spacecraft mission that would use the moon to create artificial solar eclipses, aiding space weather monitoring.
January 30, 2026
Event Horizon Telescope probes source of 3,000-light-year-long black hole jet
New observations with the Event Horizon Telescope trace the M87 black hole jet back to its likely source, linking to the famous ring of light at the jet’s base.
January 30, 2026
AI combed Hubble’s archive, saw hundreds of cosmic anomalies
Guided by astronomers, AI combed Hubble's archive - some 100 million Hubble image cutouts - and identified more than 1,300 unusual objects.
January 29, 2026
Life in Europa’s ocean still possible, new research suggests
New research shows that life in Europa's ocean could be maintained by chemical nutrients sinking into the ocean from the icy crust above.
January 28, 2026
Challenger disaster: 40 years ago today
January 28, 1986. On today's date 40 years ago, the Space Shuttle Challenger (mission STS-51-L) exploded and broke apart 73 seconds into its flight.
January 28, 2026
Iconic Ring Nebula holds a mysterious iron bar, study finds
Scientists have discovered a mysterious bar of iron hidden within the iconic Ring Nebula. It's not yet clear what created it.
January 27, 2026
Quantum computers and exoplanets: New view of distant worlds
Quantum computers and exoplanets: Distant planets around other stars are difficult to image. But quantum computers could help astronomers see them better.
January 27, 2026
New evidence for ancient Mars ocean found in giant canyon
Evidence for an ancient Mars ocean keeps growing. Deltas in the Valles Marineris canyon along the former shoreline show that the ocean covered half the planet.
January 27, 2026
