The optics for NASA's Nancy Grace Roman Space Telescope have been delivered, marking a big milestone in the assembly of the ...

(NASA) – A Neptune-sized planet, TOI-3261 b, makes a scorchingly close orbit around its host star. Only the fourth object of its kind ever found, the planet could reveal clues as to how planets such ...

Determining the expansion rate of the universe, the "Hubble constant," shapes our understanding of the cosmos, its age, and ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

The satellites will be launched onboard PSLV-XL from ISRO's Satish Dhawan Space Centre in Sriharikota in Andhra Pradesh on 4 ...

Discover the best telescopes for an unrivaled view of the cosmos — and some of them have massive Black Friday savings of up to $1,000! When you purchase through links on our site, we may earn an ...

SpaceX plans to launch another batch of U.S. spy satellites early Saturday morning (Nov. 30).

In a groundbreaking achievement, astronomers have successfully captured the first detailed image of a star in its final ...

Watch for one of the best meteor showers of the year, Mars at its brightest, a new "planet parade" in late January, plus a ...

By Steven Erlanger A new assault on Syrian regime forces reached the major city, according to rebels and a war monitor. Government warplanes struck back at rebel territory. By Raja Abdulrahim ...

Sonu Nigam reveals Mohd Rafi underwent 'dharam parivartan' when he sang devotional bhajans: 'Vo musalmaan, namaazi aadmi hain...' Raj Kundra on ED raids, Shilpa Shetty's name dragged into case ...