How does a planet’s size influence its orbit around its parent star ... astronomers continue to discover exoplanets whose orbits are largely elliptical, meaning their atmospheric and surface ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." ...

Earth has a nearly circular orbit, but some planets outside our solar system, called exoplanets, have very elliptical orbits. UCLA astrophysicists have now measured the shape of the orbits of ...

The moon dims, the meteors fly, and the planets dance—these are the most exciting celestial events happening this month.

I treated an exploration of mythology that I hinted had matured beyond expectation, but I never explained in the article what ...

Earth has a nearly circular orbit, but some planets outside our solar system, called exoplanets, have very elliptical orbits. UCLA astrophysicists have now measured the shape of the orbits of ...

Earth has a nearly circular orbit, but some planets outside our solar system, called exoplanets, have very elliptical orbits. UCLA astrophysicists have now measured the shape of the orbits of ...

This is what Mr Musk said he wanted to do last year. Then it seemed barely plausible. Today it looks next to impossible. Mr ...

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

or elliptical, orbits. This would have been an important finding in isolation, but because scientists can tell a lot about a planet from its orbit, the discovery also reveals information about how ...