The comet passed its closest point to Earth on Oct. 23, and had been named the "Halloween comet" given the possibility that it would be visible in the night sky near the end of October.

Watch Comet 96P/Macholz brighten as it flies by the sun in these time-lapses captured by the ESA/NASA Solar and Heliospheric ...

Comet C/2022 E3 (ZTF) will pass near ... The flyby is a once-in-a-lifetime chance to see the "green comet," which poses no risk to the planet, before it continues on its far-flung orbit around the ...

Two comets are headed for a historic flyby of Earth this week, and you don't want to miss them. Closest comet to fly past Earth since 1770 coming this week - Los Angeles Times ...

When you hear “naked-eye” comet, a few others come to mind, including Comet Hale-Bopp’s flyby in 1997 and Halley’s Comet, which astronomers have documented for 2,000 years.

A comet will buzz Mars this Sunday (Oct. 19) in an epic encounter that has astronomers around the world tingling with excitement. Comet Siding Spring, also known as C/2013 A1, will miss the Red ...

A rare close flyby of a comet near Mars put NASA's orbiters in a potentially dangerous situation, but also allowed them to study the moving space object.

Comet Siding Spring, named after the Australian observatory where it was discovered in January 2013, will make its closest approach to Mars at 2:27 p.m. EDT Oct. 19.

The Comet Siding Spring (C/2013 A1) is seen near Mars on Oct. 19, 2014 by a telescope with the Slooh Community Observatory during a rare flyby that scientists called a once-in-a-lifetime event.

So the comet’s flyby might have given researchers another clue in solving the mystery of how Mars’ atmosphere disappeared. The effects from the comet lasted about a day before Mars’ magnetic ...

A new paper suggests that comet C/2023 A3, ... This is what happened to comet ISON, which was violently ripped apart during a solar flyby in 2014, according to the European Space Agency.

A comet's close shave with Mars this weekend could reveal some key insights about the Red Planet and the solar system's early days, researchers say. IE 11 is not supported.