The exoplanet TRAPPIST-1 d intrigues astronomers looking for possibly habitable worlds beyond our solar system because it is ...

One such planet, known as exoplanet TRAPPIST-1 d, has intrigued astronomers looking for possibly habitable worlds beyond our ...

This investigation reveals the dangers posed by solar flares, massive eruptions from the Sun capable of disrupting life on ...

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A 'killer' solar flare could potentially disrupt Earth's technology and life, but the chances of a flare large enough to ...

The Inouye Solar Telescope captured magnetic, silk-like "stripes" on the solar surface called photospheric striations.

An active sunspot could give photographers another reason to photograph the night skies this weekend. A solar flare that hit ...

A solar storm is forecast for Aug. 7 and 8, creating favorable conditions for the northern lights. Here's where the northern lights may be visible.

The activity of the sunspot was linked to a coronal mass ejection (CME), a rapid release of plasma that is coming to Earth in the next few days. Northern and southern lights are produced when these ...

A coronal mass ejection hurtling from the sun toward Earth could trigger a geomagnetic storm, making the northern lights visible in up to 18 US states ...

The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow.