sun

Look at How Much the Sun Has Changed in Just Two Years

The solar cycle has been reasonably well understood since 1843 when Samuel Schwabe spent 17 years observing the variation of…

3 days ago

NASA's Interstellar Mapping Probe Prepares for a 2025 Launch

Engineers at NASA have completed an important milestone in developing the Interstellar Mapping and Acceleration Probe (IMAP) spacecraft. It's now…

3 months ago

We Should Hit Peak Solar Activity Next Year

You may be familiar with the solar cycle that follows a 22 year process shifting from solar minimum to maximum…

3 months ago

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…

3 months ago

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…

3 months ago

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…

4 months ago

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…

6 months ago

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.…

6 months ago

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…

6 months ago

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…

8 months ago