sun
The Solar Radius Might Be Slightly Smaller Than We Thought
Two astronomers use a pioneering method to suggest that the size of our Sun and the solar radius may be…
Earth’s Past and Future Habitability Depends on Our Protection from Space Weather
A bewildering number of factors and variables led up to the planet we occupy today, where life finds a way…
Small Magnetic Fields Have a Big Impact on the Sun's Atmosphere
Surrounding the brilliant Sun is a layer of diffuse plasma known as the corona. You can't see it most of…
A Last-Minute Addition to the Solar Orbiter Allows it to See More Deeply into the Sun’s Atmosphere
Spacecraft instruments are highly specialized and can take years to design, build, and test. But a last-minute hack to one…
India Follows its Lunar Mission by Sending a Spacecraft to Study the Sun
Amid its Chandrayaan-3 mission to the Moon, India’s space agency launched another satellite and this one will study the Sun.…
The Sun Gets Meteor Showers Too, But They’re Very Different
The Sun dominates the Solar System in almost every way imaginable, yet much of its inner workings have been hidden…
Thierry Legault’s Stunning Views of the Space Station (with spacewalking astronauts) Crossing in Front of Sunspots
He’s done it again, outdoing even his own incredible work. Over the years, we’ve written many articles to share the…
The Sun Reaches Solar Maximum in 2032. A new NASA Flagship Mission Could Give Us a Perfect View
There are always more space missions than there is money to support them. Ultimately, some make the funding cut, and…
New Detailed Images of the Sun from the World’s Most Powerful Ground-Based Solar Telescope
Our Sun continues to demonstrate its awesome power in a breathtaking collection of recent images taken by the U.S. National…
These New Computer Simulations of the Sun are Hypnotic
It's almost impossible to over-emphasize the primal, raging, natural power of a star. Our Sun may appear benign in simple…