Mysterious Planet Nine May Still Lurk in the Outer Solar System
The concept of a large, hidden planet or planets lurking in the most distant regions of our solar system has…
Massive 200-Light-Year Cloud May Be Channeling Matter to the Milky Way’s Core
Astronomers have found a vast, never-before-noticed reservoir of stellar material, hundreds of light-years across, lurking in a cold, dark, starless…
PSR J0922+0638 Pulsar Keeps Glitching Every 550 Days, Scientists Are Intrigued
PSR J0922+0638 is one of the pulsars, which are typically ultradense remains of a massive star that exploded as a…
NASA’s Solar Observatory Sees Two Eclipses in One Day
NASA’s Solar Dynamics Observatory (SDO) has witnessed and recorded an unprecedented phenomenon of two solar eclipses in one day on…
Doomed Exoplanet TOI-2109b Spirals Toward Its Star with Three Possible Fates
The gas giant TOI-2109b is more than five times as massive as Jupiter, and resides in a perilous orbit 870…
Hubble Spots Interstellar Invader Comet 3I/ATLAS for the First Time
The Hubble Space Telescope has taken its initial shots of comet 3I/ATLAS, a comet visiting us from beyond our solar…
Gemini North Telescope Spots Interstellar Comet 3I/ATLAS Racing Through Solar System
A rare interstellar object has been spotted in our solar system, making it the second known object to cross over…
ESO Captures Clear Images of Interstellar Comet 3I/ATLAS Using VLT
In early July 2025, astronomers announced comet 3I/ATLAS, first observed on July 1 by a Chilean telescope in NASA’s ATLAS…
Earth’s Spin to Speed Up Briefly, Causing Shorter Days This Summer
Reports indicate that for three days this summer – July 9, July 22 and August 5 – Earth’s rotation will…
James Webb Telescope Spots Rare ‘Cosmic Owl’ Formed by Colliding Galaxies
NASA’s James Webb Space Telescope has captured the “Cosmic Owl,” a startling owl-faced pair of colliding ring galaxies. This double-ring…