soho

Weekend Aurora Alert: The Sun Lets Loose an Earth-Directed CME

April 11, 2013

Want to stay on top of all the space news? Follow @universetoday on Twitter The Solar Dynamics Observatory captured this view as the Sun let loose with its biggest solar flare of the year so far. It’s not a real big one — a mid-level flare classified as an M6.5 – but an associated coronal [...]

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Video: Venus Moving in for a Transit

June 5, 2012

Venus is moving in! The LASCO C3 coronograph on board the SOHO spacecraft has been watching the approach of Venus for its last solar transit until 2117. With coronagraphs, the Sun is blocked by an occulting disk, seen here in blue, so that SOHO can observe the much fainter features in the Sun’s corona. The [...]

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Spacecraft Captures Mercury-Jupiter Conjunction

May 22, 2012

Here’s a great shot from the Solar and Heliospheric Observatory (SOHO) spacecraft of Mercury (top planet) and Jupiter snuggling up together, along with the Pleiades cluster, all close to Sun, as seen from SOHO’s LASCO C3 instrument (Large Angle and Spectrometric Coronagraph). SOHO has been in space since 1995, and is a workhorse of solar [...]

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Watch Jupiter as a ‘Space Invader’

May 18, 2012

This great video created from images taken by the Solar and Heliospheric Observatory (SOHO) on May 13 and 14 show Jupiter as it comes close to the Sun (from our vantage point) in a solar conjunction. But what it really looks like is the old “Space Invaders” video game, with Jupiter marching across the screen. [...]

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Navy Scientists Spot New Solar Structures

April 9, 2012

There’s something new under the Sun… well, just above the Sun, actually. Scientists at the Naval Research Laboratory have spotted structures in the Sun’s super-hot corona that may shed some light on the way its magnetic fields evolve — especially near the edges of vast, wind-spewing coronal holes. Remove this ad

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