The International Astronomical Union defines a planet as a celestial body that orbits the sun, is massive enough that gravity has forced it into a spherical shape, and has cleared away other objects ...

The Artemis III mission will be the first human mission to the surface of the Moon in the 21st Century, and will build on the legacy of Apollo to usher in the modern era of human exploration and ...

Astronomers are proposing a new, more quantitative definition of what makes a planet. The new definition looks more directly at the object's mass — but it would still leave Pluto out of the running.

The Biden administration announced a number of initiatives to improve open science policies in 2023, including advancing efforts to make taxpayer-funded research publicly accessible. The White House ...

NOBEL SCIENCE prizes are awarded in three areas: physics, chemistry and physiology or medicine. But occasionally some noteworthy discovery comes along that does not really fit into any of them. In ...