Analysis of an ancient meteorite suggests that rocky planets both near and distant from the sun may have formed at the same ...

A group of astronomers has found a solar system 116 light-years from Earth that seems to challenge current theories about how ...

This is HOPS-315, a baby star where astronomers have observed evidence for the earliest stages of planet formation. The image was taken with the Atacama Large Millimeter/submillimeter Array (ALMA). In ...

Peering through a cosmic keyhole at distant baby star, astronomers may have opened a new window on the deep past of our own solar system. Weighing in at 0.6 solar mass, HOPS-315 should someday grow to ...

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

In the distant reaches of the solar system are many icy objects that resemble snowmen. Now, a new study reveals the simple ...