A proposed array of 200 small telescopes could detect Planet Nine by observing stellar occultations. Spaced across 1,000 km, they’d map Trans-Neptunian Objects and potentially confirm a planet or primordial black hole in the solar system’s outer reac
A study shows up to 30% of Sun-like stars may engulf planets, altering their metallicity. These "polluted" stars suggest rocky planets are destroyed during orbital decay. Ultra-short-period planets in compact systems are key to understanding this pheno
If you were to lay out all the blood vessels in the human body end to end, they would stretch over 60,000 miles. That's enough to circle the Earth more than twice!