Science ❯Astronomy ❯Observational Astronomy

Telescope Observations

ATLAS Survey Hubble Space Telescope Very Large Telescope Gemini South Telescope Visibility of Spacecraft Earth's Shadow Illusions Spectroscopy European Space Agency James Webb Space Telescope GOTO Project European Southern Observatory Subaru Telescope Canada-France-Hawaii Telescope Chiron Visibility Hubble Observations ASAS-SN Project Vera C. Rubin Observatory Virtual Telescope Project Galaxy Redshifts South Africa and China Observatories

Skyscraper-Size Asteroid 2025 FA22 Makes Safe Earth Flyby on Sept. 18

The encounter serves as a planetary-defense drill focused on precise orbit measurements.

SwRI Says Interstellar Comet Flybys Are Achievable as 3I/ATLAS Defies Expectations

Coherent Satellite Planes Around NGC5713/19 Offer Window into Milky Way–Andromeda Merger

Ringed Centaur Chiron Slips into Retrograde Orbit

First Trans-Neptunian Object Found in 10:1 Neptune Resonance

Astronomers Launch Global Observations of Interstellar Comet 3I/ATLAS

Global Telescopes Capture Active Coma of Interstellar Comet 3I/ATLAS

Astronomers Capture First Visual Proof of Double-Detonation in Type Ia Supernova Remnant

Kilonova Seekers Volunteers Discover Rare Variable Star GOTO0650

NASA's Lucy Spacecraft Executes Second Earth Gravity Assist

Comet Tsuchinshan-ATLAS to Reach Closest Point to Sun, Potentially Visible to Naked Eye

Hubble Unveils Stunning Image of Young Sun-Like Star in Triple System