Science ❯ Astronomy ❯ Observation Techniques ❯ Viewing Conditions

Light Pollution

Two Meteor Showers Peak Together on Night of July 30–31

Near‑full Moon light from July 29 will dim most faint meteors so observers should expect only the brightest trails to be visible.

Perseid Meteor Shower Is Active and Set To Peak Overnight on Aug. 12–13

Blue Moon and Microluna Set for 31 May 2026

NASA-Backed Maps Fix 2027 Total Solar Eclipse With Rare 6-Minute Totality

Eta Aquariid Meteor Shower Peaks May 5–6 Under Bright Moonlight

Lyrid Meteor Shower Peaked Overnight, With More Chances This Week

Lyrid Meteor Shower Builds Toward Peak Next Week Under Dark Skies

Six-Planet Parade to Line Up in Saturday’s Twilight Sky

Six-Planet Parade Peaks Feb. 28 After Sunset: When, Where and How to Watch

Quadrantid Meteor Shower Peaks This Weekend as Supermoon Cuts Visible Rates

Geminids Peak Overnight Dec. 13–14 With Dark Skies Boosting Views

Orionids Peak Lights Up Brazil’s Night Sky Under Favorable New Moon

Orionids Peak Under New-Moon Skies Tonight

October 'Harvest/Hunter' Supermoon Rises Monday Night, Kicking Off a Three-Month Run

NASA’s International Moon Night Begins as Year’s Brightest Supermoon Nears

Total Lunar Eclipse Tonight Will Paint the Moon Red Across Europe, Africa, Asia and Australia

Bright Gibbous Moon Limits Perseids Peak to About 25 Meteors an Hour

Perseids Peak Dims Under Full Moon, Observers Adjust Plans

Perseids Peak to Light Up Skies Despite Bright Moon

G2 Geomagnetic Storm Watch Expands Northern Lights Visibility to 15 States