Tiny grains from asteroid Ryugu are revealing clues to the magnetic forces that shaped the far reaches of the solar system over 4.6 billion years ago. The findings suggest the distal solar system ...

Astronomers are investigating the possibility of a hidden ninth planet beyond Neptune, which could explain unusual orbital patterns in the Kuiper Belt.

After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the Kuiper Belt beyond Neptune — and they may soon have the opportunity to find ...

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Astronomers have been trying to find a new planet beyond the orbit of Neptune for several decades, but all to no avail. Its nickname is Planet Nine; supposing this planet exists, it could help explain ...

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Our ability to detect planets outside our Solar System is becoming more refined. Thus, astrophysicists can now detect exoplanets still nestled within the dust cloud that witnessed their birth, right ...

which is known to have seven planets orbiting a red dwarf star. That makes TRAPPIST-1 the star system most similar to the solar system. The researchers used the recently upgraded Allen Telescope ...

It just tells me that the planet is alive, not literally, but figuratively. NARRATOR: And when we look beyond Earth and its moon, out into our solar system, other dynamic worlds like ours do exist.

but the pieces that make it to the surface of our planet are called meteorites. Since some of those space rocks date back to the very early days of our solar system—and have remained unchanged ...