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  • Images from the HI-1 camera on NASA STEREO-A - Duration: 29 seconds.

    • 9 months ago
    • 918 views
    This movie spans November 20 - 27, 2015.

    This camera looks in visible light at a 20-deg region of space centered 25-degrees from the Sun. The spacecraft itself is on the far side of the Sun (henc...
  • Comet Hyakutake in SOHO/LASCO C3, 1996 - Duration: 39 seconds.

    • 1 year ago
    • 796 views
    Comet C/1996 B2 (Hyakutake) in the LASCO C3 camera on the ESA/NASA Solar and Heliospheric Observatory (SOHO) satellite in early 1996. This was one of the first "big" comets that SOHO observed, appe...
  • Spectacular solar prominence eruption, April 2015 - Duration: 98 seconds.

    • 1 year ago
    • 37,480 views
    On April 28, 2015, a very large "prominence" erupted from the Sun, resulting in these awesome images recorded by NASA's Solar Dynamics Observatory (SDO), and ESA/NASA's Solar and Heliospheric Obser...
  • Comet C/2012 S1 (ISON) in LASCO C3 - Duration: 29 seconds.

    • 1 year ago
    • 366 views
    On the anniversary of Comet ISON's destruction, here's the full sequence of images recorded by the LASCO C3 camera on the ESA/NASA SOHO satellite.

    The Sun is blocked by the solid disk in the cent...
  • Mercury transits the EUVI field on the NASA STEREO-A satellite - Duration: 36 seconds.

    • 2 years ago
    • 2,983 views
    On December 12, 2013, Mercury passed directly between the Sun and the NASA STEREO-B satellite! Why didn't we see this from Earth? Because STEREO-B is on the opposite side of the Sun, giving it a co...
  • STEREO Sees the Dark Side of the Sun - Duration: 2 minutes, 16 seconds.

    • 2 years ago
    • 474 views
    On september 1st, 2014, there was powerful solar flare on the back side of the Sun. It was faced away from Earth, so was no concern to us. But the NASA STEREO spacecraft, on the opposite side of th...
  • Comet Lovejoy in the NASA SDO AIA images, Dec 2011 - Duration: 22 seconds.

    • 2 years ago
    • 1,116 views
    This is sungrazing comet C/2011 W3 (Lovejoy) making its inbound passage through the solar corona in December 2011. Only about 300meters wide, and just skimming 140,000km above the solar surface, co...
  • Comet C/2011 W3 (Lovejoy) in STEREO HI-1A - Duration: 15 seconds.

    • 2 years ago
    • 1,167 views
    This is comet C/2011 W3 (Lovejoy) in our SECCHI HI-1 camera on the STEREO-A satellite in December 2011. Lovejoy is the brightest (and largest) sungrazing comet seen in the past ~40yrs. Although it ...
  • Comet C/2006 P1 (McNaught) in NASA/STEREO HI-1A - Duration: 10 seconds.

    • 2 years ago
    • 4,420 views
    This is the spectacular comet C/2006 P1 (McNaught) as seen by our SECCHI instruments on the NASA STEREO spacecraft in January 2007. These images were recorded just a week or so after we turned them...
  • Comet 2P/Encke in STEREO HI-1A - Duration: 27 seconds.

    • 2 years ago
    • 988 views
    This is comet 2P/Encke in our SECCHI HI-1 instrument on NASA's STEREO-A satellite in April 2006.

    Here we see Encke on the left, gradually heading towards the Sun (which is outside of the camera fi...
  • C/2011 L4 (PanSTARRS) in STEREO... from start to end! - Duration: 27 seconds.

    • 3 years ago
    • 40,515 views
    This is comet C/2011 L4 (PanSTARRS) in the NASA STEREO HI-1B field of view, from March 09 -16, 2013. If you want very specific details of what the images are showing, I recommend you read my blog p...
  • [Updated] Comet C/2011 L4 (PanSTARRS) in STEREO HI-1B - Duration: 22 seconds.

    • 3 years ago
    • 10,420 views
    This movie contains data through to ~1600UT on March 15. It's the most recent I have. The first CME doesn't appear to interact with the comet, and I suspect it was in completely the wrong direction...
  • My latest version of the PanSTARRS in STEREO movie!

    Comet C/2011 L4 (PanSTARRS) as seen by NASA STEREO - Duration: 16 seconds.

    • 3 years ago
    • 14,867 views
    [EDIT: There's a newer version of this movie here: http://www.youtube.com/watch?v=reizDW0Y-Rk]

    This is Comet PanSTARRS as seen by the NASA/STEREO-B satellite, which is on the opposite side of the ...
  • Here's a spectacular movie of Comet Pan-STARRS in the NASA STEREO satellite data (March 10-12)!

    C/2011 L4 (Pan-STARRS) from STEREO - Duration: 9 seconds.

    • 3 years ago
    • 1,931 views
    This is Comet Pan-STARRS as seen by the NASA STEREO-B spacecraft. The movie runs from March 10-12, 2013 with approx two frames per hour.
    In the very upper-right corner, the bright planet is actual...
  • Comet 96P/Machholz in SOHO/LASCO C3 - Duration: 11 seconds.

    • 4 years ago
    • 3,841 views
    Taken in 2002, these images were the second time we had seen this comet in the LASCO data. We then saw it again in 2007 and now wait for its fourth appearance in mid-July 2012!
    The bright planet s...
  • SOHO's "Twin Comets" - Duration: 30 seconds.

    • 4 years ago
    • 1,372 views
    Seen exactly 14yrs ago today, this pair of comets were two of the brightest Kreutz-group comets seen by SOHO/LASCO. In fact, except for Comet Lovejoy, the brighter of the two is still the brightest...
  • Jupiter and two of its moons - Duration: 52 seconds.

    • 4 years ago
    • 15,624 views
    Jupiter and its moons Callisto and Ganymede seen in the USNRL's LASCO C2 camera on the ESA/NASA SOHO satellite. Note that the horizontal "wings" caused by Jupiter's brightness saturating the CCD ca...
  • Sungrazing comet "SOHO-422" - Duration: 22 seconds.

    • 4 years ago
    • 847 views
    This is a small but relatively bright Sungrazing comet seen just over 10yrs ago by the @USNRL's LASCO C3 coronagraph instrument on the joint ESA/NASA SOHO satellite. The comet first appears right a...
  • The Sun, 10yrs ago... - Duration: 22 seconds.

    • 4 years ago
    • 364 views
    This is an extreme ultraviolet light movie of the Sun, taken in the 195-angstrom wavelength (approx 1.4-million degrees Kelvin!), by the EIT instrument on the joint ESA/NASA SOHO satellite. The mov...
  • Comet Hyakutake in SOHO/LASCO C3 - Duration: 14 seconds.

    • 4 years ago
    • 2,004 views
    Comet C/1996 B2 (Hyakutake) seen by the US NRL's LASCO C3 camera on the ESA/NASA satellite in 1996. In my opinion, Comet Hyakutake is still one of the most beautiful comets we've seen in the LASCO ...
  • Nova Sagittarii 2012 - Duration: 19 seconds.

    • 4 years ago
    • 120,569 views
    Nova Sagittarii 2012 as seen from the US NRL's SECCHI HI-1 instrument on the NASA STEREO-B spacecraft. The movie runs from April 20 - 24, 2012, with approximately one frame per hour.

    Note that thi...
  • Nova Sagittarii 2012 - Duration: 19 seconds.

    • 4 years ago
    • 7,461 views
    [EDIT: Shamefully, I accidentally labelled this as a supernova initially. I hold my hands up to my mistake! It is NOT a supernova -- there's a difference! I have uploaded a new version of this movi...
  • Comet SWAN in LASCO C2 - Duration: 7 seconds.

    • 4 years ago
    • 4,337 views
    Here we see Comet SWAN fly into the solar atmosphere and evaporate completely. Note two things:
    1) The comet did not hit the Sun. Assuming it survived long enough, the closest it got was about 350,...
  • Comet SWAN in SOHO/LASCO C3 - Duration: 9 seconds.

    • 4 years ago
    • 10,098 views
    Here's comet SWAN in SOHO/LASCO C3 images. Note the large coronal mass ejection half-way through the movie that floods the image with high-energy particles.
  • Comet SWAN in STEREO/SECCHI HI-1B - Duration: 6 seconds.

    • 4 years ago
    • 6,473 views
    Here's Comet SWAN in the SECCHI HI-1 images taken from the NASA STEREO-B satellite. I've used a type of image processing here that brings out lots of detail in the tail of the comet, but leaves tha...
  • New STEREO/SECCHI Cor2 Comet - Duration: 13 seconds.

    • 4 years ago
    • 2,372 views
    This is a newly discovered near-sun comet in the NASA STEREO/SECCHI COR2-B camera. It was spotted by Australian amateur astronomer Alan Watson. Hopefully it will stay bright enough in the coming we...
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