There’s a new object in the distant reaches of our solar system, and it might just offer clues to a long-standing cosmic ...

Perturbations from the giant planets cannot do the job either, even if they change their orbits abruptly later in the Solar System's evolution, as modern models predict (see ref. 5, for example).

According to astronomers, the last time this planet came close to the Sun was in 1930. In the same year, Pluto was discovered ...

16, 2025 — Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over ... of planets outside of our solar system, according to a new ...

Jupiter, roughly 562 million miles from Earth today, has nearly 100 moons. But Batygin and his collaborator Fred Adams' research focused on two of the smaller ones, Amalthea and Thebe. Both are inside ...

Since the formation of the Solar System, the orbits of the planets have evolved ... celebrities, sport, science, tech and identities. It's never boring, and is passionately progressive and always ...

told Live Science. In the paper, the researchers describe how they modeled the orbits of the four outer planets and performed 50,000 simulations of a large object passing through the solar system ...

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

Over millions of years, these objects grew larger, sweeping up material in their orbits and becoming the planets we know today. This model of solar system formation is known as the nebular hypothesis.

You don't need us to tell you that Jupiter, which has more than twice the mass of all the other planets in the Solar System ...

So exactly how many solar system moons have we found ... Institute of Astronomy and Astrophysics in Taiwan, told Live Science in an email. Astronomers have found dozens of new planetary moons ...