Hale–Bopp was a record-breaking comet – the farthest comet from the Sun discovered by amateurs, [28] with the largest well-measured cometary nucleus known after 95P/Chiron, [23] and it was visible to the naked eye for twice as long as the previous record-holder. [24]

2022年4月18日 · Comet Hale-Bopp was an unusually bright comet that flew by Earth, reaching its closest approach to the planet in 1997. It was most spectacular in the Northern Hemisphere and visible to the...

2024年11月3日 · Also called the Great Comet of 1997, comet C/1995 O1 (Hale-Bopp) is a large comet with a nucleus measuring approximately 37 miles (60 kilometers) in diameter. This is about five times the size of the object hypothesized to have led to the demise of the dinosaurs.

Also called the Great Comet of 1997, comet C/1995 O1 (Hale-Bopp) is a large comet with a nucleus measuring approximately 37 miles (60 kilometers) in diameter. This is about five times the size of the object hypothesized to have led to the demise of the dinosaurs.

On July 23, 1995, an unusually bright comet outside of Jupiter's orbit (7.15 AU!) was discovered independently by Alan Hale, New Mexico and Thomas Bopp, Arizona. The new comet, designated C/1995 O1, is the farthest comet ever discovered by amateurs and appeared 1000 times brighter than Comet Halley did at the same distance.

1997年4月1日 · Comet Hale-Bopp, long-period comet that was spectacularly visible to the naked eye, having a bright coma, a thick white dust tail, and a bright blue ion tail. It was discovered independently on July 23, 1995, by Alan Hale and Thomas Bopp, two American amateur astronomers, at the unusually far

2024年4月1日 · Twenty-seven years ago today – on April 1, 1997 – Comet Hale-Bopp reached its perihelion or closest point to the sun. It was slightly less than Earth’s distance from the sun at 0.9 astronomical...