“3I” Stands for 3rd Interstellar Visitor

1I/ʻOumuamua was the 1st ever discovered in 2027, and 2I/Borisov was discovered in 2019. Two Novas at Once is another first in recorded history. Appearing 13-days apart, the 1st (V462 Lupi) appeared on June 12, 2025 in the constellation Lupus, and the 2nd (V572 Velorum) on June 25, 2025 in Vela. Star T CrB could nova could make it 3 any day now.

SPACEWEATHER.COM NEWS: 10/02/2025

COMET 3I/ATLAS HAS REACHED MARS: Interstellar Comet 3I/ATLAS is approaching Mars for a close encounter on October 3rd. The Mars Fleet is ready. “We’re about to get our best-ever look at an interstellar comet,” says physicist T. Marshall Eubanks from Space Initiatives Inc, who is helping coordinate the international spacecraft teams.

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Long-lasting Geomagnetic Storms

THE GEOMAGNETIC STORM CONTINUES: Earth’s magnetic field has been vibrating for 4 consecutive days–a remarkably long-lasting geomagnetic storm. Last night, Valentin Grigore photographed the light show from Tromso, Norway:

Signs of Light

A BRIGHT COMET IS FALLING TOWARD THE SUN: Next week, Comet ATLAS (C/2024 G3) could outshine the planet Venus. It’s falling toward the sun for a 0.09 AU close encounter on Jan. 13th. “If, by some miracle, the comet survives the intense thermal stress, it could become visible to the naked eye for observers in the southern hemisphere,” says Lionel Majzik, who took this picture using a remote-controlled telescope in Chile on Dec. 31st: