sun

Solar Cycle 25 has arrived. Here’s what to expect from the Sun in the coming months and years

The sun goes through a regular 11-year cycle, swinging between periods of dormancy and periods of activity. Scientists from NASA…

4 weeks ago

Sunrises Across the Solar System

Scientists have learned a lot about the atmospheres on various worlds in our Solar System simply from planetary sunrises or…

1 month ago

The Sun Might Have Once Had a Binary Companion Star

A new study from the Harvard Smithsonian Center for Astrophysics has bolstered the case for our Sun having a long-lost…

2 months ago

This is What the Solar System Really Looks Like

At first glance, it looks like something from an alien autopsy. A strange organ cut from a xenomorph's thorax, under…

3 months ago

New Solar Model Successfully Predicted Seven of the Sun’s Last Nine Big Flares

Since it launched in 2010, the Solar Dynamics Observatory has helped scientists understand how the Sun's magnetic field is generated…

3 months ago

A Simulation of Sunsets on Other Worlds: From Venus to Titan

A new tool from NASA Goddard allows us to witness what a sunset would look like on other bodies in…

4 months ago

Scientists are much better at predicting when the Sun is going to become more active

The sun constantly cycles between periods of activity and periods of inactivity, and a new technique allows scientists to better…

4 months ago

The Sun is less active magnetically than other stars

While the Sun can be active, it is often quite a calm star. We now know it is unusually calm…

6 months ago

The heliosphere looks a lot weirder than we originally thought

Every second of every day, our sun spits out a stream of tiny high-energy particles, known as the solar wind.…

7 months ago

Solar Orbiter is Already Starting to Observe the Sun

The ESA's Solar Orbiter, which took to space over earlier this month, recently sent back its first batch of data…

8 months ago