sun

The First Images and Videos from the Double Venus Flyby

Two spacecraft made historic flybys of Venus last week, and both sent back sci-fi-type views of the mysterious, cloud-shrouded planet.…

1 month ago

Astronomers Find a Nearby Star That a Spitting Image of a Young Sun

Astronomers have found a young star that is very similar to our Sun, and it could tell us about the…

1 month 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…

2 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…

3 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…

3 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…

6 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…

6 months ago

Parker Solar Probe Captured Images of Venus on its way to the Sun

Last summer, the Parker Solar Probe flew past Venus on its way to fly closer to the Sun. In a…

7 months ago

Tree Rings Reveal 1,000 Years of Solar Activity

The Sun has a lot of rhythm and goes through different cycles of activity. The most well-known cycle might be…

8 months ago

If We Used the Sun as a Gravitational Lens Telescope, This is What a Planet at Proxima Centauri Would Look Like

A recent study shows how the Sun could be used as a gravitational lens to take direct images of nearby…

9 months ago