Aurora alert: Northern lights could appear in nearly a dozen states, including Washington and Minnesota on October 1
Northern lights on October 1 are forecast to be highly visible with a Kp-index of 5, but viewing opportunities will be drastically reduced tomorrow night.
Oct 1, 2025
Comets C/2025 K1 ATLAS and C/2025 R2 SWAN appear to 'race' each other in extraordinary sky moment
Captured on Saturday, September 20, 2025, from Réunion Island, the extraordinary image shows the two icy bodies in a deceptive 'race.'
Sep 30, 2025
Interstellar comet 3I/ATLAS will make its closest approach to Earth soon—here's how to spot it now
The interstellar visitor is currently charted within the constellation Libra, maintaining a distance of roughly 232 million miles from Earth.
Sep 30, 2025
2025 Harvest Moon will make a rare October appearance—when and where to watch the spectacle
While traditionally falling in September, the 2025 Harvest Moon will occur later than usual.
Sep 29, 2025
October 2025 skywatching guide: Harvest Supermoon, Draconid meteor shower and more
Each of these celestial events is guaranteed to impress both casual and serious sky-watchers.
Sep 29, 2025
Ceres, the only dwarf planet in the inner solar system, reaches opposition on October 2—how to watch
The event places Ceres in opposition, aligning it directly opposite the Sun from Earth, which provides the best possible conditions for observation.
Sep 29, 2025
Daytime Sextantids meteor shower peaks September 27—but can you spot it with the naked eye?
The Daytime Sextantids meteor shower is uniquely visible during daylight hours because its radiant point is located near the sun within the Sextans constellation.
Sep 25, 2025
Will Comet C/2025 A6 (Lemmon) be bright enough to see with the naked eye on October 21?
Discovered on January 3, Comet Lemmon has been dramatically brightening since mid-August, with its luminosity already surging to six times the initial prediction for its peak.
Sep 25, 2025
Here's when Comet C/2025 A6 (Lemmon) will make closest approach to Earth next month
The comet's current brightness is measured at magnitude 7.4, which means you'll need binoculars or a small telescope to spot it.
Sep 24, 2025
Don't miss the 'String of Pearls' galaxy at peak visibility on September 24—where and how to see it best
Astronomers classify NGC 55 as a Magellanic-type galaxy, placing it in an intermediate category between an irregular and a dwarf spiral galaxy.
Sep 23, 2025
With the September equinox here, watch the zodiacal light in the morning sky this week
The zodiacal light will be gracing the skies during sunrises and sunsets in the absence of twilight as the equinoxes approach.
Sep 22, 2025
'Equinox' solar eclipse 2025: Parts of the world that had the best view
A dramatic partial solar eclipse graced the skies on September 21, 2025, giving people on Earth the sight of a radiant crescent star.
Sep 22, 2025
Here's how to spot Comet SWAN (C/2025 R2) in the night sky from now until October 20
Comet SWAN is scheduled to be at its closest approach to Earth around October 20, 2025.
Sep 22, 2025
Solar storm may hit Earth at the autumn equinox, setting the stage for fall auroras
A solar event is forecast to strike during the autumnal equinox, a time of year when Earth's magnetic field is naturally more sensitive to solar disturbances.
Sep 20, 2025
Solar wind is causing 'major disturbance' to comet SWAN (C/2025 R2) gliding through space
New observations from an astronomer reveal a highly reactive comet tail, which showed remarkable changes in just ten minutes.
Sep 18, 2025
Giant asteroid 2025 RL2 to make closest approach to Earth this week—when and how to watch
The asteroid will zoom past our planet at a distance of just 134,566 miles (about 216,563 kilometers).
Sep 18, 2025
Massive asteroid once feared a threat to Earth set for close flyby on September 18
The asteroid, officially named 2025 FA22, is roughly the height of a skyscraper, with an estimated width of 130 to 290 meters.
Sep 17, 2025
Moon phases 2025: When is the next new moon
Due to a direct alignment between the Sun, Moon, and Earth, a new moon is invisible from our perspective because the side of the moon facing us is completely unlit.
Sep 17, 2025
Don't miss Neptune's closest approach to Earth on September 23—where to find it in the evening sky
This rare event, known as opposition, occurs when the Sun, Earth, and Neptune align, causing the planet to appear brighter and more prominent in the night sky.
Sep 17, 2025
Halley's Comet will return in 2061—for 1980s kids, it will be a full-circle moment
The celestial event will mark a generational milestone for those who witnessed its last appearance in 1986.
Sep 16, 2025