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Visibility

Northern Hemisphere Viewing Conditions Observation Techniques Night Sky Observations Comet Observation Naked Eye Observations Naked Eye Observation Comet Visibility Weather Conditions Global Observations

Blue Moon Rose Overnight on May 31 but Was Physically Smaller Than Usual

The second full moon in May was visible all night and drew striking photos while astronomers noted it reached apogee the next morning.

Four-Planet Dawn Lineup Peaks Saturday With Mercury, Mars, Saturn and Neptune

Brightening Comet Pan‑STARRS Enters Pre‑Dawn View for Northern Skywatchers

Rare Comet Pan‑STARRS Now Glows Before Dawn for a Short Northern Viewing Window

Comet PANSTARRS Now Visible in Germany’s Pre‑Dawn Sky as Viewing Window Closes

Total Lunar Eclipse Tonight Favors Pacific, East Asia and Western North America

Potential 'Great Comet of 2026' Set for April 20 Sun Flyby and April 27 Earth Approach

Quadrantid Meteor Shower Peaks This Weekend as Supermoon Cuts Visible Rates

Interstellar Comet 3I/ATLAS Nears Dec. 19 Flyby as Study Finds 16.16-Hour Spin

November Meteor Showers: Taurids Peak Nov. 11–12 as Leonids Arrive Nov. 16–17 Under Dark Skies

PMD Releases 2026 Eclipse Schedule for Two Solar and Two Lunar Events

Comet Lemmon Enters Peak Visibility After Close Pass to Earth

Two Comets to Light October Skies as Swan Peaks Oct. 19–20 and Lemmon Nears Oct. 21

SWAN Nears Oct. 20 as Lemmon Follows, ATLAS Reaches Perihelion

ESA Spacecraft Track Interstellar Comet 3I/ATLAS Near Mars as Perihelion Nears

Black Moon Set for August 23, but It Will Be Invisible

Six-Planet Parade Continues as Mercury Rises and Moon Approaches

82-Minute Blood Moon Eclipse Confirmed for September with Broad Global Reach

Lunar Eclipse Turns Moon Red in Rare Celestial Event

Rare Sun-Skirting Comet Visible in Southern Hemisphere Skies This Week