Atmospheric Physics | Astronomy.com

A spectacle of sparkling stars and shining planets dance in hues of yellow, orange, and blue, as if creating a painting made by nature during the transition from civil twilight to nautical twilight.

Discover the three kinds of twilight

Aurorae throughout solar system

Science, Solar System

Aurorae throughout our solar system and beyond

What is an aurora, and why do they come in different shapes and colors?

The sky isn’t just blue — airglow makes it green, yellow, and red too

How Earth’s tilt creates short, cold January days

Where did Earth’s oxygen come from? New study hints at an unexpected source

Exoplanets, Robotic Spaceflight

JWST detects carbon dioxide in atmosphere of exoplanet for first time

Black as night

Observing, Planets

Volcanic twilights

Planets, Solar System

Gargantuan Saharan dust plume blowing across the Atlantic is visible from space

Planets, Robotic Spaceflight, Stars

A weather satellite accidentally caught Betelgeuse dimming

Planets, Solar System

Why are Uranus and Neptune different colors?