Daniel Whiteson and Andy Warner’s upcoming book is a philosophical exploration of the humanity behind our desire to find aliens.

HKU Laboratory for Space Research to Host APRIM2026 The Asia-Pacific Regional IAU Meeting 2026 (APRIM2026), one of the most influential global ...

New experiments show young rocky planets can generate water naturally when molten surfaces react with hydrogen in their early atmospheres.

Learn more about the Society of Physics Students with SPS Director and AIP Student Engagement Officer Alejandro de la Puente ...

When the rings are close to edgewise, they appear less bright, presenting a fine opportunity to observe Saturn’s moons. The brightest, Titan, has a 16-day orbit, and appears farthest east of the ...

How could the principle of "radical mundanity" proposed by the Fermi paradox help explain why humans haven't found evidence ...

Very early dark energy (vEDE) may have accelerated the universe’s expansion just 380,000 years after the Big Bang, new ...

For Halloween, our space photo of the day shows a brilliant orange sunset over Kitt Peak Observatory in Arizona.

The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

Huge eruptions from the Milky Way’s supermassive black hole in the distant past may have sterilized much of the inner galaxy ...

Washington, DC— Our galaxy’s most abundant type of planet could be rich in liquid water due to formative interactions between ...

"Ten, nine, eight…” shouted students at St. Matthew’s as they sat behind a chain-link fence, watching a science experiment ...