Scientists studying a gassy baby galaxy witness cosmic chaos that mirrors humanity’s long search for liquid water on Mars and...

Liquid water on Mars questioned; new SHARAD radar observations suggest bright reflections beneath south polar ice cap likely result from...

Universe can expand faster than light; relativity permits cosmic expansion exceeding light speed at distances beyond Hubble sphere while preserving...

Red dwarf launches planet-killing blast into space; astronomers confirm first coronal mass ejection from distant star at 2400 km/s, threatening...

New crater on the moon discovered by NASA's Lunar Reconnaissance Orbiter; scientists call 72-foot impact a "freckle" formed between 2009...

What's driving dark energy? New DESI data hints dark energy may evolve over time, challenging cosmological constant model and opening...

Machine learning framework scans for signs of extraterrestrial life; LifeTracer distinguishes biological from abiotic organic compounds with 87% accuracy using...

Three runaway stars solved a galactic mystery; hypervelocity stars reveal Large Magellanic Cloud's orbital path and supermassive black hole location...

JWST may have found the 1st stars in the universe; Population III stars detected in galaxy LAP1-B seen 800 million...

Negative magnitudes of astronomical objects explained; why brighter celestial bodies have negative numbers in magnitude scale from Hipparchus to modern...