KAIST researchers tested optical frequency comb lasers as reference signals for radio astronomy, aiming to synchronize radio telescopes with light-based timing in VLBI observations.

There is only one way to experience lunar gravity while still on Earth, or rather a few thousand feet above its surface: on a parabolic flight. In this exclusive mini-documentary, Space.com reporter ...

Famed Queen guitarist and citizen astronomer Brian May collaborated with NASA's asteroid mission OSIRIS-REx, helping ...

Jupiter, king of our Solar System’s planets, continues to dominate the night sky in February.  Lying inside the zodiac constellation Gemini (twins), which sits well up in the eastern sky, it is the ...

On Episode 195 of This Week In Space, Rod Pyle and Tariq Malik talk with Gerry Griffin, former Apollo Flight Director and Director of the Johnson Space Center, about NASA's spaceflight tragedies.

"Understanding how different materials behave as they burn up could help engineers design satellites that fully disintegrate, ...

The big astronomical event in February is a rare “planetary parade,” according to NASA. You’ll be able to see Mercury, Venus, ...

Cosmic radio pulses repeating every few minutes or hours, known as long-period transients, have puzzled astronomers since ...

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

As gas falls toward a black hole, it heats up and shines. If the glow becomes intense enough, it can push incoming gas away. Astronomers call this balancing point the Eddington limit, and for decades ...

Alexander Venner picked his way by hand through the data collected by a now-retired NASA telescope called Kepler, which ...

Astronomers at Texas A&M University have discovered a rare, tightly packed collision of galaxies in the early universe, suggesting that galaxies were interacting and shaping their surroundings far ...