After last week's explosive X-flare, sunspot AR4046 is at it again! Could this latest eruption bring stormy space weather to Earth?

Here on Earth, the use of solar ... solar energy during the day, when the sun is shining, and can also be hampered by cloud cover. By contrast, in space, sunlight is virtually uninterrupted.

The vernal equinox marks the start of spring in the Northern Hemisphere — so does that mean this is the only day out of the ...

Never look directly at the Sun or you will damage your eyes. Slide 1 of 3, , This is what the Earth looks like from space. The green and yellow are the countries, the blue is the sea and the white ...