Now a new theory suggests a 2-50 Jupiter-mass object passing through the Solar System could be the cause. The evolution of the orbits of the planets is a complex process. Initially the planets formed ...

Now, a new yet-to-be-peer-reviewed study suggests that an enormous interstellar object up to fifty times the mass of Jupiter may have been responsible for stirring the planets out of their ...

It seems 2025 will have a strong start, too, with a planet parade just a few weeks into the new year. A planet parade is when several of our solar system's ... a long drive out of the city and ...

you might remember a time when we thought there were nine planets in our solar system. Our order of the solar system mnemonics were forever ruined when poor Pluto was unceremoniously booted out of ...

Most astronomers would love to find a planet, but Mike Brown may be the only one proud of having killed one. Thanks to his research, Pluto, the solar system’s ninth planet, was removed from the ...

Is there an unseen planet — a "planet X" or "Planet Nine" — in the outer solar system? That possibility ... Earth and orbit almost 10 times farther out than the most distant planet, Neptune.

19, 2024 — Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar ...

The closest are the four rocky planets, the remaining gas planets inhabit deeper space. The solar system is also home to many other cosmic bodies including asteroids, moons and dwarf planets such ...

The best telescopes for seeing planets give you the clearest views of our celestial neighbors. The new year is a great time to test out your skywatching skills. Not only will the nights remain ...

If astrobiologists are ever going to detect life beyond our solar system, it will arguably be done via spectroscopy of an earth-like planet's atmosphere ... one of millions out there that run ...