Telescopes Space Telescopes James Webb Space Telescope Hubble Space Telescope Telescope Technology Radio Astronomy X-ray Astronomy NASA Telescope Observations Data Analysis Infrared Astronomy ALMA Telescope Use Skywatching Very Large Telescope Stargazing Astronomical Events Astronomical Surveys Pulsars Star Observation Viewing Techniques Astrophysics Space Missions Event Horizon Telescope Spectroscopy Telescope Discoveries Space Observatories NASA Observatories European Southern Observatory Sky Watching Telescope Instruments Night Sky Observing Cosmic Mapping Meteor Watching Multiwavelength Observations Visibility NASA TESS Astronomical Proposals Galactic Clusters TESS Photomosaics Star Formation Keck Observatory Wavelengths Neutrino Detection Lunar Observations DESI Survey Dark Energy Spectroscopic Instrument Desi Instrument Telescope Missions DESI Astronomical Predictions Eclipse Observation Star Observations Kepler Space Telescope Radio Telescopes X-ray Observations Exoplanets Radio Observations ALMA Observations Cosmic Distance Ladder Spacecraft Reentry Observation Astronomical Observations Solar Eclipse Viewing Solar Astronomy 3D Mapping Quasars Mapping Solar Observation Gamma-ray Bursts Interferometry Sky Surveys Astronomical Objects Night Sky Observation Stellar Motion Rubin Observatory Satellites Planet Observation Filters Cosmic Phenomena Stellar Events Hyper Suprime-Cam Sky Observation Pulsar Observations Webb Space Telescope Direct Imaging Robotic Telescopes Astrophotography Chandra X-ray Observatory Astronomical Instruments Astronomical Discoveries Light Curves Galactic Observations Star Visibility Computer Simulations Next-Generation Detectors Dark Energy Camera Microlensing Northern Hemisphere Naked-eye Astronomy Asteroid Detection