The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

Astronomers have found 2023 KQ14, nicknamed Ammonite, a rare sednoid with a unique orbit that challenges the Planet Nine hypothesis.

Nikku Madhusudhan, a professor of astrophysics and exoplanetary science at the University of Cambridge, discusses the discovery of hints of life found on the distant planet K2-18b.

Planet Nine should appear stationary over the course of a single day but show detectable movement over months.

K2-18b, a planet more than double the size of Earth that orbits a distant red sun, is at the center of a growing debate as researchers at Cambridge University's Institute of Astronomy dissect ...

Scientists have detected what may be the strongest evidence of alien life yet on a planet orbiting a star 120 light-years from Earth. $3,500 iPhone possible? Apple iPhone 📱📷 Is there a 'safe ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien ...

Researchers from the University of Houston, led by Dr. Xinyue Wang, launched a deep probe of Uranus’ data — and determined ...

Astronomers had detected just a hint, a glimmer of two molecules swirling in the atmosphere of a distant planet called K2-18b — molecules that on Earth are produced only by living things.