According to new information on SkySafari 6 Pro, a program used to predict the placement of stars and planets, Thursday, Aug.

Smithsonian scientists strive to understand the natural world from plants to planets. We work to save endangered species and conserve biodiversity, explore the Earth’s geological past and present, and ...

Astronomers recently made an exciting discovery around a nearby star that’s raising some intriguing questions. They found ...

A New Mexico State University astronomer has discovered a gap in planet sizes that could provide insights into planet formation and the universe's origins.

A new theory suggests that “time” might be the product of a universe that, long ago, decided to settle down into one definitive story, sparking reality as we know it.

An ‘extremely stripped supernova’ confirms the existence of a key feature of physicists’ models of how stars produce the ...

Last chance! A rare plane parade is happening on Aug. 21 and it won't happen again until 2028. Here's when and how stargazers ...

But it’s not just looks. Rocky composition, general size, orbital behaviors—a lot of those qualities can be the same on both ...

NASA’s James Webb Space Telescope finds TRAPPIST-1 d lacks an Earth-like atmosphere, narrowing the search for habitable planets.

Reaching the darkest depths of the sea was important because of how scientists, including Campbell, believe that life may exist below the icy surface of seas on other planets. In recent years, experts ...

Pictures are the key to new insights in the field of astrophysics. Such images include simulations of cosmic events, which ...

The Solar System has a total of 419 known moons around planets. If we count dwarf planets, asteroids, and other worlds, the count more than doubles. The "known" in known moon is the important part, ...