Skygazers across Texas and beyond can catch a glimpse of six planets arcing across the night sky this week in a so-called ...

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

Six planets are set to align on Saturday, creating a planetary parade that will be visible to sky-gazers across the globe.

A planetary scientist and a young astronomer give tips on how to find the six planets that will be visible during the planet ...

An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how planets form. Across our galaxy, astronomers routinely observe a ...

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

We know that our Solar System is not the blueprint for all planetary systems out there. There are gas giant planets orbiting closer to their stars than Mercury, and rocky worlds much larger than Earth ...

A closer look at the planets around a star called LHS 1903 may just flip our understanding of how planetary systems form.

Want to catch a glimpse of the planetary alignment from Florida? Here's what to know, including a list of official dark sky ...

Astronomers have discovered seeds of rocky planets forming in the gas around the baby sunlike star providing *** peek into the start of our own solar system. The the thing that we've discovered is ...

Moons may seem like quiet companions to the planets, but many of them are worlds every bit as fascinating as the planets themselves. Some are covered in oceans, some erupt with lava, and others hide ...

An astronomy professor explains what exoplanets are, why he keeps looking for them and how Israel intercepts missiles “in ...