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Welcome to Science Reader!
Space and astronomy
Space and astronomy stories from NASA, ESA, and observatories worldwide. Exoplanets, black holes, dark matter, and the search for life beyond Earth.
Astronomy Crisis: Universe Defies Our Best Theories in Three Ways
Massive cosmic structures, conflicting expansion speeds, and ancient galaxies challenge everything we thought we knew about the cosmos.
We May Know Where (Some) Cosmic Rays Come From - After 113 Years
Space telescope identifies natural particle accelerator 100 times more powerful than the Large Hadron Collider.
How a Jazz Guitarist Reinvented the Search for Micrometeorites
Jon Larsen noticed a speck of space dust during breakfast. It led him on a path of amazing discoveries.
The Moon Beats Mars as Our First Terraforming Target
Proximity, shared chemistry, and Earth's magnetic shield make our nearest neighbor the smarter choice for expansion.
When Will Betelgeuse Explode? What Astronomers Actually Know
Betelgeuse supernova could happen within 100,000 years. Neutrino detectors would give hours of warning, but a companion star discovery pushes the timeline further...
Space Tornadoes Hide Between Sun and Earth
Scientists hunting for missing geomagnetic storms discovered tornado-like vortices spinning off solar eruptions - but these space weather threats hide in plain sight.
The Million-Solar-Mass Mystery Astronomers Found by Looking at Nothing
Researchers detected an invisible object 10 billion light-years away by noticing a tiny flaw in distorted starlight–but whether it's dark matter or something...
Saturn's Moon Hides Complex Organic Chemistry in Ice Plumes
High-speed collision revealed molecular signatures that slower probes would have missed entirely - suggesting Enceladus harbors far more complex chemistry than anyone realized.
Distant ‘Odd Radio Circle’ Rewrites Galaxy Evolution Theory
What looked like mysterious radio rings around distant galaxies just became even stranger - citizen scientists found one with two intersecting circles that...
Mars Lake Could Hide Signs of Ancient Life - But Not Where Expected
Scientists thought they found microbial life in Mars rocks. The real discovery is stranger: a hidden lake that rewrites the planet's watery past.
