sun

Nearby Supernovae Exploded Just a few Million Years Ago, Leading to a Wave of Star Formation Around the Sun

The Sun isn't the only star in this galactic neighbourhood. Other stars also call this neighbourhood home. But what's the…

2 weeks ago

Parker Solar Probe Flies Through the Sun’s Outer Atmosphere for the First Time

For the first time ever, a spacecraft has flown through the Sun’s outer atmosphere. The Parker Solar Probe passed through…

1 month ago

This Incredible Photo of the Sun is Made up of 150,000 Individual Photographs

You’re looking at a 300-megapixel photo of our Sun. Astrophotographer Andrew McCarthy used a specially modified telescope, taking over 150,000…

2 months ago

Parker Solar Probe Hurtles Past the Sun, Making its Closest Approach so far

We’ve covered plenty of the Parker Solar Probe’s exploits here at UT, but it keeps breaking new records almost every…

2 months ago

An Asteroid has Been Discovered That Crosses Mercury’s Orbit

Astronomers have spotted the fastest-ever asteroid orbiting Sun -- and at times, it gets closer to the Sun than the…

5 months ago

When the Sun Dies, Earth’s Magnetosphere won’t Provide Protection any More

The Earth’s magnetic field is an underappreciated wonder of the natural world.  It protects our atmosphere, provides some of the…

6 months ago

There are Particles of 4.5 Billion-Year-old Solar Wind Trapped Inside the Earth

Scientists have found the unmistakable presence of certain isotopes in an iron meteorite. Since these meteorites are thought to leftover…

8 months ago

Astronomers Confirm the Existence of Magnetic Waves in the Sun’s Photosphere

For the first time astronomers have observed waves of magnetic energy, known as Alfvén waves, in the photosphere of the…

8 months ago

Researchers Discover the Source of the Sun’s Most Dangerous High-Energy Particles

Sometimes the sun spits out high-energy particles which slam into the Earth, potentially disrupting our sensitive electronics. New research has…

11 months ago

Space Missions are Building Up a Detailed Map of the Sun’s Magnetic Field

Solar physicists have been having a field day of late.  A variety of missions have been staring at the sun…

11 months ago