As you can see on the star chart, Comet Lemmon starts the month below the Plough, and then moves through Boötes into Serpens, brightening all the time. As it passes closest to the Earth on 21 October, ...
The comets, named C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are visible from the Northern Hemisphere as their orbits take them through the inner solar system.
The month brings a spectacular lineup of celestial sights—including a rare chan Mercury without a telescope and a "micro" new ...
Comet Lemmon, also designated C/2025 A6, was discovered in January by a telescope scouring the night sky for near-Earth ...
This week, the moon is full a little after midnight Friday — just minutes after the earliest Thanksgiving possible — and Venus shines at its stunning greatest brightness possible in the east before ...
Comet Lemmon will pass approximately 55.4 million miles from Earth. It will appear low in the northwest sky after sunset.
What we celebrate today as Halloween has its beginnings in a thousands-of-years old Celtic tradition based on the Seven ...
Two greenish-hued comets are swinging through the inner solar system this fall, offering a rare chance to spot them in the coming weeks. The comets, named C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are ...
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