NASA's September 2025 skywatching guide: Autumnal equinox, a conjunction trio and other stunning sky events
This month offers a stellar lineup, featuring a planetary opposition, a beautiful conjunction, the arrival of the autumnal equinox and a lunar eclipse.
Sep 4, 2025
Ahead of September 7 Blood Moon, effective tips for observing the total lunar eclipse
During the globally synchronized total lunar eclipse, the moon will display a deep red hue for about 82 minutes, offering excellent opportunities for photography.
Sep 3, 2025
Saturn's largest moon Titan to cast a shadow on the planet's face on September 3—how to watch
This celestial event is part of a rare series of passes that occurs only once every 15 years.
Sep 2, 2025
Here's why the moon turns red during a total lunar eclipse
During a total lunar eclipse, the Earth casts a shadow on the Moon while some sunlight, scattered by our atmosphere, still manages to illuminate the lunar surface.
Sep 2, 2025
Blood moon total lunar eclipse to light up the sky on September 7—find out if it's visible in your country
The second and final total lunar eclipse of the year, a striking celestial event known as a 'blood moon,' is set to captivate skywatchers across much of the globe.
Sep 1, 2025
The Moon will turn blood red this week—when and how to watch September's total lunar eclipse
This week's total lunar eclipse is the most prolonged event of its kind to occur since 2022.
Sep 1, 2025
Watch the elusive Aurigid meteor shower as its rare display peaks in the predawn sky
The shower is active from late August to early September, but its peak is expected on the night of September 1 and the morning of September 2.
Sep 1, 2025
Catch a glimpse of the Dumbbell Nebula—the first planetary nebula ever discovered—in August's night sky
Messier 27, also known as the Dumbbell Nebula, is one of the easiest planetary nebulae to observe in the sky throughout the month.
Aug 29, 2025
Beautiful crescent Moon shines bright next to Mars in the evening sky on August 25. Here's how to watch it.
Less than a day after its reappearance, the slender lunar crescent will be 8% illuminated and positioned just below and to the right of Mars.
Aug 25, 2025
Moonless evening to highlight Comet C/2024 E1 (Wierzchos) in constellation Hercules on August 22
For a few hours after sunset, Comet C/2024 E1 (Wierzchos) will be visible, giving astronomers a short opportunity to spot the distant celestial object.
Aug 20, 2025
Moon to reach apogee—its farthest distance from Earth—on August 29. Details here
The Moon's elliptical orbit will bring it to its farthest point from Earth on August 29 at 4:00 p.m. UTC.
Aug 19, 2025
Titan darkens Saturn on August 19 in a rare spectacle visible every 15 years
This rare event, in which Titan's shadow appears to cross Saturn's golden clouds, will be next visible in 2040.
Aug 18, 2025
August's 2025 Full Sturgeon Moon captivates skywatchers as it brilliantly illuminates the night sky
The Sturgeon Moon reached its peak illumination on Saturday, August 9, at 7:54 a.m. UTC (3:54 a.m. ET).
Aug 11, 2025
6 planets will align in the sky in a rare celestial event on August 10—here's how to watch it
This rare planetary parade of six planets, Mercury, Venus, Jupiter, Saturn, Uranus, and Neptune, will become visible in the early morning sky.
Aug 7, 2025
Jupiter, Venus and Mercury to form a graceful arc in incredible planet parade from August 17-20
The display will be even more spectacular with a waning crescent moon gliding past the planets each morning.
Aug 5, 2025
NASA challenges stargazers to spot Hubble's favorite celestial sights in the August night sky
The challenge categorizes celestial objects by their estimated viewing difficulty, from easiest to hardest.
Jul 29, 2025
Why stargazers are planning to watch the Perseid meteor shower before the August 12-13 peak
Known for producing up to 100 meteors per hour and dazzling fireballs, the Perseid meteor shower's highly anticipated peak on August 12-13 faces a significant challenge this year.
Jul 28, 2025
Sturgeon Moon 2025: When and how to watch the full moon in August
August 2025's full lunar display, recognized as the Sturgeon Moon, is slated to achieve its peak illumination on Saturday, August 9, at 07:54 UTC (3:54 a.m. ET).
Jul 28, 2025
Southern Delta Aquariids and Alpha Capricornids meteor showers will be at their best in the final week of July
With a sight of at least 25 shooting stars every hour in the dark sky, July 29-30 is filled with a spectacular cosmic display for enthusiasts.
Jul 25, 2025
July's night sky offers incredible glimpse of the Eagle Nebula (M16) above Sagittarius Teapot’s spout
On July 25, the renowned Messier 16 star-forming region will be highly visible.
Jul 21, 2025