Filmmaker Adam Nemoy helps celebrate the 90th anniversary of Pluto's discovery this month at the 6th annual 'I Heart Pluto' ...

While Charon is currently listed as a satellite or moon by the International Astronomical Union (IAU), consideration is being given to it perhaps being classified as a dwarf planet in its own right, ...

Since then, Jesus has not wept again despite humanity’s continuing misbehaviour since He left. Jesus has not wept since ...

High winds, hundreds of lightyears away! Dan Smith shows just how fast one planet's jet stream is moving. 🪐💨 ...

Stargazers, prepare for the parade of planets that will take place over the next few nights in the sky. Here's what you need to know.

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. Unless you’re really on the low end of our listener age bell curve, chances are you grew up learning about our ...

Christy had been imaging Pluto with the USNO's 1.5-meter (4.9-foot) telescope. Because Pluto is so far from the sun — more than 3 billion miles (4.8 million km), on average — it appears as ...

But it is a rare class of star that NASA's Hubble Space Telescope explored by looking ... generating electricity in the final frontier, ... Pluto-Charon Formation Scenario Mimics Earth-Moon ...

Planet X, also called Planet Nine, is a hypothetical planetary body seven times the mass of Earth lurking behind Pluto. If found, this gassy, icy beast some 155 billion miles away from the sun ...

The telescope at the observatory was equipped with ... Eleven-year-old Venetia Burney of England suggested the name Pluto because the dark, distant planet resembled the abode of the Greek god ...

Sorry to Pluto, but it got booted out of the planets club in 2006 ... while Uranus and Neptune can be spotted too if you have ...

That’s because Pluto was downgraded from a “planet” to a “dwarf planet” in 2016 by the International Astronomical Union (IAU). However, this year a powerful new telescope is coming ...