The galaxy’s vast spiral arms span approximately 2,60,000 light-years, hosting over a trillion stars orbiting a supermassive ...

NASA’s “What’s Up” guide for October 2025 outlines the month’s best celestial events, including Moon–planet pairings, meteor showers, and stargazing tips for observers worldwide.

Daniel H. Wilson chose his hometown for the national book launch of his latest work, “Hole in the Sky," a first-contact story ...

The Hubble Space Telescope, a cornerstone of modern astronomy, has been providing breathtaking images and invaluable data for ...

Fr. Richard D’Souza, S.J., an Indian astrophysicist, becomes Director of the Vatican Observatory, bringing rich research ...

Pope Leo XIV announced at the end of July the appointment of Fr. Richard Anthony D’Souza, S.J., as Director of the Vatican ...

Late October presents a perfect opportunity to spot the ancient light of the Andromeda galaxy as it climbs high overhead to ...

The nearby satellite galaxy M32 can also be seen as a bright ball on the upper edge of Andromeda's disk while the milky ...

NASA has shared 10 breathtaking images capturing the vibrant beauty of the cosmos, featuring colourful stars, glowing nebulae ...

NASA on Monday introduced 10 new astronauts, four men and six women selected from more than 8,000 applicants, to begin training for future flights to the International Space Station, the moon and, ...

NASA will announce the next group of astronaut candidates selected from more than 8,000 applications. Coverage will be available on the agency's streaming app, NASA+ – also available on YouTube and ...

On the night of Oct. 5 to 6, 1923, Edwin Hubble discovered a new star — and revealed the utter vastness of the universe.