What If on MSN

Imagine if Halley’s comet crashed into the moon

There’s a giant, peanut-shaped object orbiting the Sun, and it’s name is Halley’s comet. Like all comets, it’s a cosmic mashup of frozen ice, gases, and dust. Stretching a vast 15 kilometers by 8 ...
Morning Overview on MSN

X-ray look at comet 3I/ATLAS reveals brutal clash with solar wind

The third known visitor from interstellar space, comet 3I/ATLAS, is putting on a show that plays out in high‑energy light ...