The National Aeronautics and Space Administration (NASA) invites scientists, technologists, and other qualified and interested individuals at U.S. institutions and elsewhere to apply for membership on ...

The authors challenge the International Astronomical Union's (IAU) 2006 planet definition, arguing that scientific definitions should emerge organically from usage within expert communities, not ...

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 ...