Voyager 1 crossed the heliopause, but the Solar System’s true boundary may extend far beyond it. The Oort Cloud, solar ...

Led by Purdue University assistant professor Cauê Borlina during his time at MIT, alongside senior author Benjamin Weiss, the ...

Learn how a magnetic field may have helped shape the Solar System, embedding traces of ancient magnetism within a meteorite ...

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Approximately 4.5 billion years ago, a cold cloud of gas and dust buried deep in one of the Milky Way galaxy’s spiral arms started to collapse. From there, gravity worked its magic. The cloud began to ...

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.

Learn how Pluto nearly kept its planet status in a proposed 12-planet Solar System as its demotion marks its 20th anniversary ...

Shortly after discovering the law of gravity, Isaac Newton wondered whether it would allow our Solar System to remain stable. At face value, the problem seems trivial. The gravitational perturbations ...

What are the weirdest worlds in our solar system, and how did they come to be? From a dwarf planet that looks like a deflated football, to a tiny moon with cliffs taller than Mt. Everest, to the ...