The IAU Commission A1 (Astrometry) and Commission X2 (Solar-System Ephemerides) provide valuable information about “physical position” and “position in time” respectively, mainly to astronomers and space scientists. Astronomers also need to have accurate definitions for concepts such as the celestial equator — the imaginary line on ...

Aug 15, 2024 · The XXXII General Assembly of the International Astronomical Union (IAU) ends today in Cape Town, South Africa, closing out the first flagship meeting of the IAU to take place on the African continent.

Aug 6, 2024 · 11 February 2022: The IAU is launching three new prizes to be awarded every three years at the General Assembly: the IAU Astronomy Outreach Prize, the IAU Astronomy Development Prize and the IAU Astronomy Education Prize.

These Divisions all include one or more IAU Commissions, each focusing on a narrower scientific or organizational theme. All Active IAU Members belong to at least one Division. In order to join a Division the member should contact the IAU Secretariat. For information Divisions please see the Statutes, Bye-Laws and Working Rules pages.

IAU, NASL and the KAVLI Prize; PhD Prize; IAU & The Shaw Prize Foundation. Shaw Prize in Astronomy; Annual Shaw-IAU Workshop. Future Workshop; Past Workshop; Astronomy Education, Outreach and Development; IAU–International Visegrad Fund Mobility Awards; Publications. IAU Publications. IAU Strategic Plan; Symposia; WGSBN Bulletins; Regional ...

The Name ExoWorlds project offers the opportunity to people from all over the world to suggest a name for one exoplanet and its host star.

Mar 26, 2025 · The IAU Strategic Plan 2020–2030 provides a comprehensive overview of the IAU, describing how the different IAU activities fit together and how they complement each other, and presents its long-term goals.

As an international scientific organisation, the IAU dissociates itself entirely from the commercial practice of selling names of planets, stars or or even "real estate" on other planets or moons. These practices will not be recognised by the IAU and their alternative naming schemes cannot be …

Today, Jacqueline Bergeron's legacy is very much alive in the IAU: science is a priority at the GAs, which also provide ample opportunities for young astronomers to meet and network, and a special IAU Junior Membership has been introduced for them.

Dec 19, 2024 · The International Astronomical Union (IAU) invites applications for the Gruber Fellowship 2025, a prestigious programme with the Gruber Foundation (GF) that supports young astronomers in the early stages of their research careers and promotes the science of cosmology and other branches of astronomy. The deadline for applications is 1 March 2025 ...