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X9 solar flare launched from sun is the biggest in 7 years — and Earth is in the firing line (again)The sun has unleashed the most powerful solar flare since 2017, just days after it spat out another monster explosion. Both outbursts have launched solar storms that will likely hit Earth this weekend and trigger vibrant aurora displays.
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'Ring of fire' solar eclipse blazes over Easter Island in incredible new imageOn Oct. 2, a partial "ring of fire" solar eclipse was visible from the remote island of Rapa Nui, also known as Easter Island, where around 1,000 stone moai statues stand. You can see the whole celestial event play out in this incredible composite image.
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Watch live: A 'ring of fire' solar eclipse has begun over Easter IslandThe Oct. 2 partial solar eclipse, known as an annular or "ring of fire" eclipse, is about to begin over Easter Island and South America. Watch it for free right here.
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Monster X-class flare launches massive solar storm towards Earth — and could trigger auroras this weekendThe sun just unleashed one of its largest solar explosions in recent years, temporarily causing a radio blackout on Earth and spitting out a coronal mass ejection that will likely collide with our planet this weekend.
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Could we turn the sun into a gigantic telescope?Using a phenomenon known as gravitational lensing, it might be possible to use the sun as a gigantic telescope to peer deep into space.
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Auroras may paint the northern US tonight as Earth reels from 'strong' G3 geomagnetic stormVibrant auroras could be visible as far south as Oregon and Pennsylvania tonight as Earth reels from a "strong" G3-class geomagnetic storm. However, the nearly full Harvest Moon may complicate viewing opportunities.
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Fall equinox 2024: When it is, why it happens and what to look forOn Sunday, Sept. 22, day and night will be nearly equal in length as Earth spins side-on to the sun and autumn officially begins in the Northern Hemisphere.
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A particularly active 'aurora season' could be just weeks awaySeptember could be a prime time to see vibrant auroras, thanks to a quirk of Earth's tilt that leads to more intense geomagnetic activity around the equinox.
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Astronomers discover oldest known eclipse reference in 6,000-year-old Hindu textA flowery passage in a 6,000-year-old Hindu text may be the earliest known reference to a solar eclipse, describing the sun as being "pierced" with darkness and gloom and proposing that evil beings had caused the sun's "magic arts to vanish."
