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![NASA's Parker Solar Probe makes 1st-of-its-kind observation within a coronal mass ejection.](https://cdn.mos.cms.futurecdn.net/maYRN9ERbcY68XNNLJJW24-320-80.gif)
NASA's Parker Solar Probe makes 1st-of-its-kind observation within a coronal mass ejection
By Rahul Rao published
NASA's sun-kissing Parker Solar Probe peered into the depths of a coronal mass ejection (CME) for the first time, revealing new details within the violent solar phenomenon.
![An artist's impression of the solar system](https://cdn.mos.cms.futurecdn.net/RHiYURLf7bwv2TrTshqpic-320-80.jpg)
Where does the solar system end?
By Harry Baker published
The location of the solar system's outer boundary is a point of contention among astronomers. There are three possible candidates, which "all have merit." But which one is best?
![A man takes a picture on his mobile phone of the partial solar eclipse.](https://cdn.mos.cms.futurecdn.net/ibEiTykthypoRTtzsRyaNn-320-80.jpg)
4 ways you can help NASA study the April 8 solar eclipse
By Jamie Carter published
From observing how the sun works to how animals react to darkness in the daytime, here are 4 simple, NASA-funded science projects you can contribute to during the April 8 total solar eclipse.
![A photographer takes a picture of the sun through the clouds at the Villarica volcano sky center refuge, in Pucon, Chile on December 13, 2020.](https://cdn.mos.cms.futurecdn.net/ArjZCQsVdCT3cFYqNBmsXj-320-80.jpg)
What happens if it's cloudy for the April 8 solar eclipse?
By Joe Rao published
Though everyone is hoping for clear skies, here's what might happen if an eclipse-chaser's worst enemy — clouds — decides to make an appearance.
![Children wearing solar eclipse glasses look at the sun](https://cdn.mos.cms.futurecdn.net/FaTEDwQKqioRoQ9FjNtHrF-320-80.jpg)
Solar eclipse glasses: Where to buy a safe, certified pair before April 8
By Brandon Specktor last updated
With less than two weeks before the April 8 total solar eclipse in North America, it's time to get your certified solar eclipse glasses before they sell out. Just make sure you're buying from an approved vendor.
![A close-up of the sun's disk during a total eclipse reveals fiery solar prominences.](https://cdn.mos.cms.futurecdn.net/c3BBRGNMdezXxHjYgyndph-320-80.jpg)
Enormous explosions may be visible on the sun during the April 8 solar eclipse
By Jamie Carter published
When the moon fully covers the sun on April 8, viewers will have a rare view of the sun's corona, and everything that explodes out of it.
![Solar eclipse through misty clouds and a dark sky.](https://cdn.mos.cms.futurecdn.net/Ke76evWJU6sM8ZPcC9izvi-320-80.jpg)
Why low-level clouds vanish during a solar eclipse
By Katherine Kornei, Eos.org published
Cumulus clouds rapidly dissipate as the land surface cools. This isn't just good news for eclipse chasers on April 8, but also has implications for sun-obscuring geoengineering efforts.
![First quarter moon above earth in outer space.](https://cdn.mos.cms.futurecdn.net/bbimvvhEo7zvHexPSGubvA-320-80.jpg)
Space photo of the week: The moon begins its big eclipse orbit in stunning ISS photo
By Jamie Carter published
International Space Station astronauts orbiting 270 miles above Earth have photographed the moon on the cusp of 2024's first "eclipse season."
![Cherry Trees at blossom with sunrays near sunrise at backlight, spring.](https://cdn.mos.cms.futurecdn.net/GYEQtA2GgqA8xSbo9vJ3XH-320-80.jpg)
Spring equinox 2024: 'Equal night' brings the first full day of spring to the Northern Hemisphere
By Brandon Specktor last updated
The Spring equinox (March 19, 2024) signals the start of spring in the Northern Hemisphere, the beginning of autumn in the Southern Hemisphere, and a rare moment of "equal night" across the world.
![Solar eclipse through misty clouds and a dark sky.](https://cdn.mos.cms.futurecdn.net/Ke76evWJU6sM8ZPcC9izvi-320-80.jpg)
Places with the best weather to watch the April 8 solar eclipse (and what happens if it's cloudy where you are)
By Jamie Carter published
The total solar eclipse on April 8 will offer an incredible view of the fully obscured sun — but some places along the path of totality may see cloudy weather. Here's how to plan for the best view possible.
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