Comet MAPS is about to face its ultimate test as it sweeps just 101,000 miles above the sun's surface.

Comet MAPS could soon become as bright as Venus, offering a once-in-a-decade spectacle for the naked eye. Here is what to ...

Gases jetting out of Comet 41P/Tuttle-Giacobini-Kresák may have caused it to reverse its spin in 2017, possibly leading to ...

Our solar system's famous "invader" might be as old as the Milky Way itself.

We now know that all these bright comets from the last two millennia — the Kreutz sungrazing family — share a common origin.

North America’s celestial highlights for the month ahead, which also apply to mid-northern latitudes in the northern ...

NASA advises looking toward the eastern sky before sunrise, particularly in mid to late April, when the comet will pass ...

C/2026 A1 (MAPS) and C/2025 R3 (PanSTARRS) —could become visible in April. One may be super-bright or disintegrate, while the other may be more predictable.

The comet originated in the outer solar system and visits the inner solar system every 5.4 years.

New York City stargazers could be less than a week away from getting a glimpse of a comet blazing its way through the cosmos as Comet C/2026 A1 MAPS passes just 89 million miles from Earth. The ...

Between April 5–8, a ‘sungrazer’ comet is expected to grace the New York City sky—if it survives its close pass by the Sun, ...

Astronomers using NASA's Hubble Space Telescope have found evidence that the spinning of a small comet slowed and then ...