Explore Our Dynamic Sun with NASA
Have you ever wondered what the Sun is made of? Or why can you get sunburned even when it’s cloudy? NASA’s new Explore the Sun toolkit helps answer these questions and more...
Coronal Loops Flicker Before Big Solar Flares
For years, scientists have struggled to accurately predict solar flares—powerful bursts of light from the Sun that can send charged particles into space.
Perihelion 2025
Earth's orbit around the Sun isn't a perfect circle—it's an ellipse. The closest point to the Sun in this orbit is called perihelion, which happens...
The Sun is Bigger Than You Think
The sun is bigger than you think, what is the diameter of the sun?
The Zephyr solar-powered aircraft flying high in the atmosphere
The Zephyr solar-powered aircraft flying high in the atmosphere traveling at just 40 mph, is hand-launched and runs entirely by the sun.
The Sun’s Corona in Exquisite Detail
This video shows the Sun's corona in exquisite detail, captured by ESA's Solar Orbiter spacecraft.
Why the upcoming Solar Eclipse is such a Big Deal
On April 8, 2024, there's a special event happening: the Moon will cover the Sun, creating a total solar eclipse across North America.
The Brightest Object ever seen in the Universe
The brightest object ever seen in the Universe is 500 trillion times brighter than our Sun.
Sun’s Partial Eclipse on Mars
Sun's partial eclipse on Mars was created by moon Phobos transiting the Sun.
A colossal Umbrella-like Shade to block Sun’s Rays
Researchers suggest deploying a colossal "umbrella" as big as Argentina, positioned 9 million miles away from Earth, to block Sun's rays.