solar cycle

The Sun Gets Feisty, Throwing Off Three X-Class Flares Within 24 Hours

The Sun is heading toward solar maximum (which is likely to be about a year away) and as it does,…

4 months ago

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…

4 months ago

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…

1 year ago

Aztecs Used an Extremely Accurate Solar Observatory to Manage Their Farming

A new study demonstrates how the Mexico (Aztecs) kept track of solar cycles to guide their agricultural practices

2 years ago

The Sun Didn't Have any Sunspots for 70 Years, now we Might Know why

A study of nearly 60 stars lets us understand why our Sun was once quiet for 70 years.

2 years ago

Are We Headed Towards Another Deep Solar Minimum?

Have you been keeping an eye on Sol lately? One of the top astronomy stories for 2018 may be what's…

6 years ago

Discovery Of A Nearby Super Earth With Only 5 Times Our Mass

An international team of researchers have found another planet orbiting a red dwarf; in this case, a small super-Earth less…

8 years ago

Living with a Capricious Star: What Drives the Solar Cycle?

You can be thankful that we bask in the glow of a relatively placid star. Currently about halfway along its…

9 years ago

RAISE: How to Capture 1,500 Solar Images in a Five Minute Flight

Quick: how do you aim an instrument at the Sun from a moving rocket on a fifteen minute suborbital flight?…

10 years ago

A New Marker Might Better Track the Solar Cycle

Approximately every 11 years the Sun becomes violently active, putting on a show of magnetic activity for aurora watchers and…

10 years ago