BEIJING -- In the course of almost two years after China's astronomical satellite named Einstein Probe was launched, it has ...

Whether you want a basic scope or a more advanced system, Amazon has tons of Celestron models for the lowest prices of the ...

Venus spins slowly, yet its upper atmosphere races around the planet at roughly 220 miles per hour, a supercharged jet stream that has puzzled scientists for decades. Now a new line of research argues ...

Reviews consensus: We gave this telescope three out of five stars in our review when comparing it to higher-end models.

NASA shares new data on interstellar comet 3I/ATLAS, including HiRISE, Hubble, Webb & MAVEN observations, comet behavior and ...

Key Takeaways The first signals were faint, but unmistakably structured. The next twenty days may reveal whether they were ...

This makes it appear correspondingly smaller through a telescope—infinitesimally smaller, in fact, appearing as only a point ...

A technique called interferometry can greatly magnify tiny objects on the sky, and is powerful enough to reveal the surfaces ...

Local library systems offer everything from Tarot cards to waterproof picnic blankets for cardholders to borrow.

Price history: This is the cheapest the Celestron Nexstar 6SE has been since March, when it was $919. Since then, it has been ...

Constellation Perseus culminates high upon the north-south meridian around 10 p.m. Dec. 25, with its brightest star Alpha ...

This year’s WTOP “Gift Ideas for Stargazers,” coincides with Black Friday and Cyber Monday sales, to possibly help get the best deals for that special someone on your holiday gift list that loves the ...