December 2025 skywatching highlights: 3I/ATLAS set for closest approach, meteors and celestial buddies

One of the most intriguing events of the month is the perihelion — or closest approach to Earth — of Comet 3I/ATLAS on ...
Space.com

I watched scientists track interstellar comet 3I/ATLAS leaving the solar system in real-time: 'This is some prime-time science'

A different study by scientist Matthew Hopkins at the University of Oxford and colleagues, used a model that focused on the Milky Way's thick disk, a population of older, dynamically "hotter" stars, ...

A new smart telescope is now $500 cheaper with this discount code

Use code SMART to get a Vespera Pro Smart Telescope on sale for $2,490 (reg. $2,990). StackSocial works with a variety of ...
University of Chicago News

Webb Telescope captures exoplanet dramatically shedding its atmosphere in real time

Using the Webb telescope’s powerful Near Infrared Imager and Slitless Spectrograph (NIRISS) instrument, the team detected a sprawling helium cloud known as an exosphere. This exosphere stretches ...