Astronomy

The American Astronomical Society is a major international organization of professional astronomers, astronomy educators, and amateur astronomers.

Hello, curious astronomers! Welcome to Ask an Astronomer at Cornell, where you can submit any question you may have about the cosmos, and receive an answer from our own Astronomy graduate student team.

Astronomy.com covers all the latest news in the world of astronomy, including sky observing events, spaceflight news, and the newest discoveries in space. Whether you’re just getting started in the hobby, an advanced observer, or naturally curious about the universe we live in, we have the content for you.

We promote the peaceful use and development of space, advance the knowledge of space through science, and ensure that space science and technology provide social and economic benefits for Canadians.

DarkSky International restores the nighttime environment and protects communities from the harmful effects of light pollution through outreach, advocacy, and conservation

The goal of this website is to promote and educate the benefits of participating in amateur astronomy, astrotourism, and astrophotography, one photon at a time. The future is looking up...into space.

The Lunar and Planetary Institute’s (LPI’s) mission is to advance understanding of the solar system by providing exceptional science, service, and inspiration to the world.

NASA explores the unknown in air and space, innovates for the benefit of humanity, and inspires the world through discovery. For more than 65 years, NASA has made the seemingly impossible, possible

The Jet Propulsion Laboratory holds a unique place in the universe. We are a leader in robotic space exploration, sending rovers to Mars, probes into the farthest reaches of the solar system, and satellites to advance understanding of our home planet.

The NASA Space Science Data Coordinated Archive (NSSDCA) at Goddard Space Flight Center in Greenbelt, Maryland is NASA's primary deep archive site for planetary and lunar data obtained from spacecraft missions (both NASA and non-NASA), as well as the primary center for distribution of planetary data and images to educators and the general public

Sky & Telescope is an award-winning magazine that has been bringing the sky and skygazers together since 1941, when two magazines — The Sky and The Telescope — merged into one.

Launched in 2003, NASA’s Spitzer Space Telescope was the fourth and final addition to NASA’s Great Observatory program. Spitzer’s mission was to become NASA’s premier infrared light observatory, offering astronomers the chance to study the universe in this critical part of the electromagnetic spectrum of light with unprecedented clarity and sensitivity.

Named in honor of the trailblazing astronomer Edwin Hubble, the Hubble Space Telescope is a large, space-based observatory that has changed our understanding of the cosmos since its launch and deployment by the space shuttle Discovery in 1990.

Webb is the premier observatory of the next decade, serving thousands of astronomers worldwide. It studies every phase in the history of our Universe.