Astronomy

Ruby Payne-Scott and her colleagues unlocked a new way of seeing the universe, but to keep her job, Ruby had to keep a big secret.

The total solar eclipse over North America this April is a great opportunity for kids to understand the dance of the Earth, sun and moon

Here’s why the path of a solar eclipse travels in the opposite direction of that of the sun

Weather predictions and population statistics show the best spots to see the total solar eclipse over North America this April

The latest star maps are rewriting the story of our Milky Way, revealing a much more tumultuous history than astronomers suspected

Volunteers can join several crowdsourced science projects during the total solar eclipse in April to contribute to research

Glowing methane on a brown dwarf dozens of light-years from Earth may signal the presence of a large lunar companion

Information theory can help us decode signs of biological activity hiding in the atmospheres of distant exoplanets

Our planet’s precession is scarcely noticeable during anyone’s lifetime, but across history, it has had enormous effects

The moon helps us keep time, inspires religions and shapes science, yet it still keeps secrets from us.

Here’s a calendar of cosmic events to keep your eyes on in the coming year

Unique studies of gravity waves, atmospheric holes and dazzling coronal displays will accompany April’s total solar eclipse across the U.S., Mexico and Canada