List of astronomical observatories ... This is a partial list of astronomical observatories ordered by name, along with initial dates of operation (where an accurate date is available) and location.

Dec 11, 2024 · If you want to discover more wonders in the night sky, consider planning a trip to one of these best observatories across the U.S.

Find observatories near you that feature telescopes used for astronomy research.

Telescopes provide a means of collecting and analyzing radiation from celestial objects, even those in the far reaches of the universe. This is a list of astronomical observatories and telescopes ordered …

But you don’t have to spend the night in the wilderness to get a deeper understanding of astronomy. From mountaintops in Hawaiʻi and Texas to the deserts of Arizona and New Mexico, journey across …

Jun 5, 2025 · NASA’s IXPE is a space-based observatory that uses three identical X-ray telescopes to detect polarized X-rays from extreme cosmic objects like black holes, neutron stars, and pulsars.

Explore these must-see observatories in the U.S to learn more about their history, scientific discoveries, and impressive equipment.

5 days ago · The Webb telescope is the most expensive space observatory ever built, ultimately costing north of $10 billion. Pandora will fly for the relative pocket-change amount of $20 million.

Sep 24, 2025 · Astronomical observatory, any structure containing telescopes and auxiliary instruments with which to observe celestial objects. Observatories can be classified on the basis of the part of the …

Nov 25, 2025 · Hubble is the first space-based observatory specifically designed for servicing while in orbit. Hubble’s precision optical design allows it to see objects 10 billion times fainter than the human …