Universe
Exo Worlds
3,299 articles in this category.
Universe
Jupiter-size planet spotted forming millions of years too early
Universe
Radio telescope survey may have swept up millions more stars than thought
Universe
Gravity's internal heating could harbor life far beyond the habitable zone
Universe
Neptune-sized world towers above Kepler-36b every 97 days, raising enormous tides
Universe
Planets may become habitable just as they're stripped of water to support life
Universe
Early supernovae could have seeded rocky planets just 100 million years after Big Bang
Universe
Five Earth oceans could erase continents but leave waterworlds habitable
Universe
Nitrogen hides in Earth's air despite filling 78% of the atmosphere
Universe
Timing error may have invented the first polar planet candidate
Universe
Seventy years of searching for alien life yields only fragments, no proof
Universe
Millions of volunteers' computer search for alien signals yielded 100 worthy targets
Universe
AI model spots 44 Earth-like planet candidates, though its 99% accuracy hasn't faced real-world test
Universe
James Webb's water signal on nearby exoplanet likely came from the star itself
Universe
Our Mars radio beams may have accidentally broadcast Earth's location to the galaxy
Universe