"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.

Turns out, it's as tough to drop inward into the inner solar system, as it is to head outward. The problem stems from losing ...

A solar jet captured by the Solar Orbiter unleashed a mind-blowing 200,000-fold increase in a rare helium isotope, 3He – far ...

In the solar system, these planets are closer to the ... comparatively large moon, and its elliptical orbit around the Sun.

Everyone knows about the Solar System ... “Comets tend to have more elliptical orbits which means they're more like squashed circles." The shape of its orbit was what helped Herschel make ...

Asteroids are made of metals and rocky material. There are many asteroids in our solar system which orbit the Sun in oval or egg-shaped elliptical orbits which can take millions of years to complete.