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Space Telescopes

James Webb Space Telescope Hubble Space Telescope Euclid Telescope Nancy Grace Roman Space Telescope Webb Space Telescope Euclid Space Telescope JWST European Space Agency Euclid Mission Chandra and XMM-Newton Observatories Visible Telescope James Webb Space Telescope (JWST) Xuntian Space Telescope Gaia Space Telescope NASA's Swift Observatory Chandra X-ray Observatory Euclid Gaia Telescope Roman Space Telescope Hubble Telescope

NASA Study Warns Satellite Megaconstellations Will Contaminate Space-Telescope Images

The projections hinge on low-Earth-orbit fleets swelling to roughly 560,000 satellites by 2040.

Day-Long, Repeating Gamma-Ray Burst Outside Milky Way Defies Existing Models

Sharp Hubble Images Confirm 3I/ATLAS as Comet; Juno Intercept Study Advances

JWST Begins Atmospheric Probe of L 98-59 After Fifth Habitable-Zone Planet Confirmed

Simulations Predict Roman Telescope Will Record About 100,000 Cosmic Explosions