Space Missions

Meteor Shower Names: What Each Celestial Event Is Called

sofiaramirez -
Meteor shower names point to where meteors radiate from. Learn the sky guide built into Perseids, Geminids, and Leonids to plan your next watch.
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James Webb Telescope 2023 Science Objectives and Discoveries

derekthornton -
James Webb's 2023 targets: early galaxies, black holes, exoplanet air, star birth in dust, and our cosmic backyard. Here's what it found.
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Bootids Meteor Shower: Peak Times and Viewing Tips

sarawoodbridge -
The Boötids meteor shower peaks June 27 with rare outbursts of 50–100 meteors per hour. Here's when and how to watch for slow, bright streaks.
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Space Missions

JWST Discovers Water Vapor on Distant Exoplanet Atmosphere

sarawoodbridge -
JWST detected water vapor on a distant sub-Neptune by reading infrared light, proving we can now see molecules on smaller, hotter worlds.
Space Missions

How TESS Finds and Confirms Small Exoplanets Through Transit Detection

shanethornhill -
TESS spots planets smaller than Earth by detecting 0.02% light dips in stars. Here's how photometry finds them and follow-up checks confirm they're real.
Space Missions

Common Spectroscopy Techniques Used in Major Telescope Discoveries and Their Breakthrough Applications

shanethornhill -
Learn how telescopes split light into chemical fingerprints—the spectroscopy techniques behind exoplanets, dark energy, and distant galaxies.
Space Missions

How Did JWST Detect the Earliest Galaxies Through Infrared Light

sarawoodbridge -
JWST catches ancient light stretched into infrared by cosmic expansion, then uses filters and spectra to confirm the universe's earliest galaxies.
Space Missions

Newly Characterized Brown Dwarf Found by Space Telescopes: What Makes It Remarkable

shanethornhill -
JWST found methane glowing on a cold brown dwarf 47 light-years away, hinting at auroras or an unseen moon heating it from within.
Space Missions

ALMA Detection of Complex Molecules in Protoplanetary Disks

sarawoodbridge -
ALMA finds complex carbon molecules in planet-forming disks, hinting that the ingredients for life may be baked in before worlds even exist.

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Astronomy

Meteor Shower Names: What Each Celestial Event Is Called

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Meteor shower names point to where meteors radiate from. Learn the sky guide built into Perseids, Geminids, and Leonids to plan your next watch.
Featured

James Webb Telescope 2023 Science Objectives and Discoveries

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James Webb's 2023 targets: early galaxies, black holes, exoplanet air, star birth in dust, and our cosmic backyard. Here's what it found.
Astronomy

Bootids Meteor Shower: Peak Times and Viewing Tips

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The Boötids meteor shower peaks June 27 with rare outbursts of 50–100 meteors per hour. Here's when and how to watch for slow, bright streaks.
Astronomy

Ursid Meteor Shower: December Viewing Times and Peak Visibility

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Best viewing times for the 2026 Ursid meteor shower despite bright moonlight, with the radiant near Ursa Minor and simple tips to see more.
Astronomy

Aurigid Meteor Shower: Peak Times and Viewing Tips

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The Aurigid meteor shower peaks Aug 31–Sep 1. Learn why rates stay low, when to watch, and simple tips that improve your odds under dark skies.