City-size, cold-volcano comet transforms into a glowing 'snail shell' after major explosive outburst

Following a massive cryovolcanic eruption, the mysterious Comet 29P/Schwassmann-Wachmann has been morphed into a giant spiral ...

Newly visible, city-size 'green comet' will soon be ejected into interstellar space — just like 3I/ATLAS

Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But ...
Morning Overview on MSN

City-size cold-volcano comet erupts into a glowing cosmic 'snail shell'

Comet 29P/Schwassmann-Wachmann 1, a city-sized icy body that orbits the Sun at roughly 6 astronomical units, is known for sudden outbursts that can produce a glowing coma with a spiral, ...
Morning Overview on MSN

New city-size green comet will be flung into deep space like 3I/ATLAS

Interstellar visitors are rare enough that each one rewrites the playbook for how scientists study the space between stars. On July 1, 2025, the ATLAS survey spotted a new object, first tagged as ...
Green Matters on MSN

A City-Sized Green Comet Is Nearing Earth This Week. Astronomers Say It's Just Like 3I/ATLAS

On February 17, the comet will make its closest approach to Earth from 94 million miles, roughly as far as the Sun.

This Tiny Comet Pulled Off a First-of-Its-Kind Spin Flip

A fresh analysis of Comet 41P/Tuttle-Giacobini-Kresák observations suggests it abruptly reversed its spin after its last ...
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New comet C/2024 E1 detected by ground-based telescopes on Earth approach

This discovery has drawn interest from both professional researchers and skywatchers because comets are ancient remnants from the early formation of ...