Isaac Arthur on MSN

New Dwarf Planet Discovered

A newly discovered dwarf planet could hold the key to unlocking the mysteries of our solar system’s outer reaches — but what ...
"It shows that Makemake is not an inactive remnant of the outer solar system, but a dynamic body where methane ice is still ...
For all the talk about life across the cosmos, Earth remains the only confirmed example. That single data point makes your ...
Astronomers have discovered a distant dwarf planet orbiting beyond Neptune — a frozen world so far from the Sun that it ...
The James Webb Space Telescope (JWST) has discovered phosphine in the atmosphere of a brown dwarf — the same chemical that ...
The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the universe), states ...
In the hunt for extraterrestrial life, we usually look for planets orbiting sun-like stars and icy moons. But there is ...
A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...
When astronomers pointed the James Webb Space Telescope (JWST) at a faint object orbiting a distant star system, they weren’t ...
Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is ...
A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...
The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.