Science ❯ Space Exploration

Observational Astronomy

Telescope Technology Telescopes ALMA Telescope Observations Radio Astronomy Telescopic Observations Detection Techniques Star Formation Asteroid Monitoring Telescope Studies European Southern Observatory Radio Signals James Webb Space Telescope Telescope Use Space Probes High-Resolution Imaging Satellite Technology Atacama Large Millimeter/Submillimeter Array Rubin Observatory Mission

Sun-Facing Tail in Interstellar Comet 3I/ATLAS Reveals Wobbling Jets, Suggesting 15.5-Hour Rotation

A 37-night campaign found precessing jets in a sunward anti-tail, implying a roughly 15.5-hour spin.

Interstellar Comet 3I/ATLAS Shows Signs of Global Ice Volcanoes, Study Finds

First Detection of Heavy Water in a Planet-Forming Disk Points to Prestellar Origins

ALMA Detects 17 Complex Organic Molecules in V883 Orionis Protoplanetary Disk