Sun

What you need to know about our 4-billion-year-old star, its scalding 10,000-degree surface, and its giant magnetic field farts.

Latest in Sun

Phobos passing across Sun as seen by Perseverance rover on Mars
Science

Googly-eyed potato eclipse filmed by NASA’s Perseverance rover

By Andrew Paul

Illustration of the global coronal magnetic field as the sun rotates. The background is the solar corona observed in extreme-ultraviolet waveband, with global coronal magnetic field maps measured at different time overlapped on top of it.
Science

The sun’s magnetic field is where the ‘stuff’ is. It can be dangerous.

By Laura Baisas

A black and white image shows a silvery sheet of material toward the bottom
Science

NASA releases first photo of 860-square-foot solar sail in orbit

By Andrew Paul

Astronomy: the corona of the sun, viewed during a total solar eclipse. Process print after a photograph, 1871.
Science

‘The sun has been eaten’: A brief history of solar eclipses

By Briley Lewis

a red aurora along with the stars of the milky way over mountains
Science

19 magnificent images from the Astronomy Photographer of the Year shortlist

By Popular Science Team

Image of June 3, 2024, solar flare
Science

Watch a wild ‘failed eruption’ solar flare

By Andrew Paul

Image of sun highlighting four solar events
Science

Rare quadruple solar flare event captured by NASA

By Andrew Paul

ACS3 solar sail concept art above Earth
Science

NASA will unfurl a 860-square-foot solar sail from within a microwave-sized cube

By Andrew Paul

People looking up at eclipse wearing protective glasses
Technology

Internet use dipped in the eclipse’s path of totality

By Andrew Paul

a couple wearing glasses sits on the grass watching the eclipse
Science

How to look at the eclipse without damaging your eyes

By Claire Maldarelli

A cardboard pinhole camera to watch an eclipse
DIY

How to make a pinhole camera to watch the solar eclipse

By Sandra Gutierrez G.

a full moon with some clouds obscuring it
Science

April skygazing: A total solar eclipse, a meteor shower, and the Pink Moon

By Laura Baisas

A man uses a tinted glass to watch as the moon passes infront of the Earth's star marking a total eclipse, the only one this year, in Vigo, northwestern Spain on March 20, 2015.
Science

This is the most cosmically perfect time in history

By Popular Science Team

2017 Total Solar Eclipse timelapse
Science

How to photograph the eclipse, according to NASA

By Andrew Paul

Timelapse of total solar eclipse showcasing Baily's beads
Science

NASA needs your smartphone during April’s solar eclipse

By Andrew Paul

solar eclipse
Science

Why do solar eclipses happen?

By Christopher Palma/The Conversation

Why our tumultuous sun was relatively quiet in the late 1600s
Science

Why our tumultuous sun was relatively quiet in the late 1600s

By Briley Lewis

Colorful cricket on green leaf
Science

NASA wants you to record crickets during April’s solar eclipse

By Andrew Paul

A total solar eclipse is seen on Monday, Aug. 21, 2017, from onboard a NASA Armstrong Flight Research Center’s Gulfstream III 25,000 feet above the Oregon coast. A total solar eclipse swept across a narrow portion of the contiguous United States from Lincoln Beach, Oregon to Charleston, South Carolina.
Science

Delta’s solar eclipse flight sold out, but your best bet to see it is still down here

By Andrew Paul

A colorized view of the DOLCE structure finalizing its uncoiling process, as seen from the boom camera, over Antarctica, on August 22, 2023.
Technology

The first-ever space solar power tests are finished after a year in orbit

By Andrew Paul