The Kuiper belt is the torus-shaped region of the solar system containing planetesimals ... More massive than the asteroid belt by 20 to 200 times, it consists of small remnants of the solar ...

If future Mars colonizers want to survive without pressure suits, they’ll need to generate a denser atmosphere. One way to ...

How can we successfully collect and return samples from Mercury and Venus to Earth? This is what a recent study presented at ...

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One part of this plan would require increasing the planet’s atmospheric pressure, and one scientist suggests that capturing ...

Pounding icy objects on Mars could make it survivable for humans, says a new study. Scientist Leszek Czechowski of the Polish ...

3, 2025 — A solar wind event from ... source regions in the asteroid ... Webb Telescope Captures Its First Direct Images of Carbon Dioxide Outside Solar System Mar. 17, 2025 — The James ...

Most meteorites, however, originate from the solar system's main asteroid belt—a vast region between the orbits of Mars and Jupiter where more than a million asteroids circle the sun.

And indeed, a long way from Neptune and the Kuiper Belt is the Oort Cloud, a region that could mark with accuracy the farthest limit that has been discovered so far in the Solar System.

which inhabits the Solar System's main asteroid belt. It's thought this asteroid could be up to 95% nickel and iron, which is similar to the Earth's core. Studying it will therefore increase our ...