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Forum: Solar Activity, Reports and Discussions

Latest reports from SOHO and Solar related discussion.

  1. Sticky Thread Sticky: Sun Stuff: What's up!

    New thread to post info on the sun's activity. Old thread has been moved to Future Talk due to the nature of the OP RE: Boeing Whistleblower via...

    Started by MorningSong, 7th September 2011 00:15
    156 Pages
    1 2 3 4 5 6 7 8 9 10 ... 156
    • Replies: 3,101
    • Views: 250,426
    1st July 2015 19:15 Go to last post
  2. Sticky Thread Sticky: Something Really BIG is Going on With The Sun

    What I am about to post may be a hoax and it might not. I found this info on another forum and the poster there found it on a 3rd forum still. ...

    Started by MorningSong, 19th March 2010 00:45
    29 Pages
    1 2 3 4 5 6 7 8 9 10 ... 29
    • Replies: 570
    • Views: 127,804
    30th September 2014 19:25 Go to last post
  3. Sticky Thread Sticky: The Sun Now

    The Latest Images From SOHO and STEREO Spacecraft Images usually update hourly SOHO http://sohowww.nascom.nasa.gov/home.html STEREO

    Started by Richard, 13th April 2010 18:36
    3 Pages
    1 2 3
    • Replies: 54
    • Views: 17,898
    30th September 2013 03:29 Go to last post
  1. Lightbulb "Geometry" (? !) in Solar Coronal Holes?

    Human's seeing things in clouds, or seeing things in pictures which may or may not be there is called, anthropomorphism - ref:...

    Started by Bob, 18th May 2014 19:38
    11 Pages
    1 2 3 4 5 6 7 8 9 10 ... 11
    • Replies: 205
    • Views: 15,298
    1st July 2015 00:22 Go to last post
  2. EVE Cruciform Tomorrow; An SDO Cover Story

    Tomorrow, July 1, 2015, SDO will perform an EVE cruciform calibration material. From 1800-2230 UTC (2:00-6:30 p.m. ET), SDO will look to and fro and...

    Started by SDO, 30th June 2015 18:10
    • Replies: 0
    • Views: 281
    30th June 2015 18:10 Go to last post
  3. A Flare, A CME, A Storm!

    Yesterday wee saw an M6.5 flare from active region 12372 followed by a filament liftoff, which turned into a coronal mass ejection, which became a a...

    Started by SDO, 23rd June 2015 14:30
    • Replies: 13
    • Views: 904
    25th June 2015 19:08 Go to last post
  4. Temporary Data Outage

    The SDO data system is undergoing an upgrade today, and there will be no images available until the upgrade is completed. We're very sorry for any...

    Started by SDO, 24th June 2015 15:20
    • Replies: 1
    • Views: 293
    25th June 2015 03:04 Go to last post
  5. Solar Charts

    with everything going on with the sun right now, I'm going to put all my favorite charts up with a small description of what they tell me... I...

    Started by Rocky_Shorz, 10th September 2012 05:45
    3 Pages
    1 2 3
    • Replies: 54
    • Views: 14,435
    28th May 2015 23:43 Go to last post
  6. SDO/EVE Calibration Rocket Did Not Follow Planned Trajectory

    The SDO EVE calibration rocket was cut down by range safety about 16 seconds after launch. The rocket did not fly the planned trajectory and was cut...

    Started by SDO, 28th May 2015 13:00
    • Replies: 0
    • Views: 265
    28th May 2015 13:00 Go to last post
  7. Launching a Sounding Rocket to Help Calibrate NASA's SDO

    Tomorrow at high noon Mountain Time, the SDO EVE calibration sounding rocket will launch from White Sands Missile Range in New Mexico. It is only 15...

    Started by SDO, 20th May 2015 20:40
    • Replies: 0
    • Views: 224
    20th May 2015 20:40 Go to last post
  8. DDS offline

    The SDO DDS went offline at about 2247 UTC (6:47 p.m. ET). The SDO Flight Operations Team is looking into the outage. More...

    Started by SDO, 20th May 2015 03:00
    • Replies: 0
    • Views: 318
    20th May 2015 03:00 Go to last post
  9. IRU Calibration Maneuver is Complete

    Today's IRU calibration Maneuver has finished. Here is a short movie showing what SDO did. We first pointed the high-gain antennas away from the...

    Started by SDO, 13th May 2015 13:10
    • Replies: 0
    • Views: 282
    13th May 2015 13:10 Go to last post
  10. IRU Calibration Maneuver

    SDO will perform an IRU Calibration maneuver on May 13, 2015 from 0400 UTC (Midnight) to 1200 UTC (8 a.m. ET). The spacecraft will perform a series...

    Started by SDO, 13th May 2015 01:00
    • Replies: 0
    • Views: 281
    13th May 2015 01:00 Go to last post
  11. Momentum Management Maneuver #22 Complete

    SDO executed Momentum Management Maneuver #22 today at 1815 UTC (2:15 pm ET). We used 48.8 gr (1.72 oz) of propellant to change the reaction wheel...

    Started by SDO, 6th May 2015 21:30
    • Replies: 0
    • Views: 309
    6th May 2015 21:30 Go to last post
  12. SDO 171 and 304 images get brighter

    We've adjusted the settings on the AIA 171 ┼ (yellow) and 304 ┼ (orange) images - the Sun isn't getting brighter, the settings have been changed so...

    Started by SDO, 5th May 2015 20:20
    • Replies: 0
    • Views: 370
    5th May 2015 20:20 Go to last post
  13. Exclamation Solar pick: Bright filament eruption

    An elongated solar filament that extended almost half the Sun's visible hemisphere erupted into space (Apr. 28-29, 2015) in a large burst of bright...

    Started by SOHO, 1st May 2015 20:10
    • Replies: 1
    • Views: 327
    1st May 2015 22:37 Go to last post
  14. Happy 5th Birthday to SDO Science Data!

    Today is the 5th birthday of SDO Science Data. On May 1, 2010, SDO was commissioned as a NASA observatory and began sending science data to...

    Started by SDO, 1st May 2015 13:20
    • Replies: 0
    • Views: 202
    1st May 2015 13:20 Go to last post
  15. Spring Maneuvers and Beakman

    SDO has performed maneuvers the past two Wednesdays. The EVE cruciform on April 8 and the field of view rasters on April 15. Today SDO was...

    Started by SDO, 19th April 2015 19:40
    • Replies: 0
    • Views: 400
    19th April 2015 19:40 Go to last post
  16. SDO is Back in Science Mode

    SDO returned to science mode at 1534 UTC (11:34 a.m. ET). The high-gain antennas were configured for the remainder of day today through the high-gain...

    Started by SDO, 1st April 2015 19:40
    • Replies: 0
    • Views: 268
    1st April 2015 19:40 Go to last post
  17. SDO is Almost Back to Normal

    SDO is now pointing at the Sun with one high-gain antenna returning science data. The other high-gain antenna is pointing in the wrong direction and...

    Started by SDO, 1st April 2015 14:50
    • Replies: 0
    • Views: 262
    1st April 2015 14:50 Go to last post
  18. SDO Offline

    Last night at 0551 UTC (0152 a.m. ET), as SDO began the scheduled roll calibration maneuver, the ACS went into Sun-acquisition mode. SDO remains in...

    Started by SDO, 1st April 2015 10:40
    • Replies: 0
    • Views: 289
    1st April 2015 10:40 Go to last post
  19. Post STEREO going into "safe mode" on far side of Sun

    The IMPACT, PLASTIC, and SECCHI instruments on STEREO Ahead were turned off at 16:00 UT on Friday, 20 March 2015 in preparation for superior solar...

    Started by NASA, 25th March 2015 04:10
    • Replies: 0
    • Views: 390
    25th March 2015 04:10 Go to last post
  20. Data Delivery System in Maintenance Mode

    The SDO Data Delivery System (DDS) is the interface between the antennas that receive the SDO data and the science data centers. At this time we are...

    Started by SDO, 24th March 2015 20:10
    • Replies: 0
    • Views: 338
    24th March 2015 20:10 Go to last post
  21. Exclamation Solar pick: Source of st. Patrick's day aurora

    Most of the energy that generated the most powerful geomagnetic storm of this solar cycle on March 17-18, 2015 came from this fast-moving,...

    Started by SOHO, 24th March 2015 16:00
    • Replies: 0
    • Views: 303
    24th March 2015 16:00 Go to last post
  22. Exclamation Pick of the week: Total solar eclipse 2015

    On March 20, 2015 a solar eclipse raced across the northern Atlantic between Ireland and Iceland before hitting land... More...

    Started by SOHO, 23rd March 2015 20:50
    • Replies: 0
    • Views: 368
    23rd March 2015 20:50 Go to last post
  23. How Loud is the Sun?

    Tuesday morning was our last eclipse of the Spring 2015 eclipse season, so SDO is back to solar data 24/7. A recent post on reddit.com asked...

    Started by SDO, 18th March 2015 21:00
    • Replies: 0
    • Views: 488
    18th March 2015 21:00 Go to last post
  24. The First X-class Flare of 2015!

    Active Region 12297 was the site of two M-class flares yesterday and an X2.1 starting today at 1611 UTC (12:11 p.m. ET). AR 12297 is in the southern...

    Started by SDO, 11th March 2015 17:40
    • Replies: 4
    • Views: 753
    11th March 2015 21:28 Go to last post
  25. Exclamation SOHO HOTSHOT: SOHO's 3000th Comet Contest

    SOHO is approaching the date when its images will reveal its 3000th comet, a record-extending achievement. So we are offering everyone an opportunity...

    Started by SOHO, 4th March 2015 21:00
    • Replies: 0
    • Views: 310
    4th March 2015 21:00 Go to last post
  26. Spring 2015 Eclipse Season has Begun

    The spring 2015 eclipse season has begun! Yesterday at 0711 UTC (2:11 am ET) the Earth passed between SDO and the Sun. We can't see the Sun during...

    Started by SDO, 25th February 2015 00:30
    • Replies: 0
    • Views: 483
    25th February 2015 00:30 Go to last post
  27. Exclamation PICK OF THE WEEK: SOHO Comet 2875

    An unusual comet is skirting past the Sun (Feb.18-20, 2015). "It's a 'non-group comet,' meaning that it does not appear to be related to any other...

    Started by SOHO, 20th February 2015 21:40
    • Replies: 0
    • Views: 599
    20th February 2015 21:40 Go to last post
  28. SDO is in the News!

    The San Jose Mercury News had a front-page story about predicting solar flares. Drs. Bobra and Couvidat use many kinds of data, but rely heavily on...

    Started by SDO, 17th February 2015 20:00
    • Replies: 0
    • Views: 402
    17th February 2015 20:00 Go to last post
  29. SDO's Fifth Anniversary and DSCOVR's New Beginning

    SDO's 5th anniversary of launch was celebrated with the release of a Five year video by the GSFC Office of Communications. We also attended the...

    Started by SDO, 12th February 2015 15:40
    • Replies: 0
    • Views: 420
    12th February 2015 15:40 Go to last post
  30. Five Years of SDO

    It is hard to believe that the SDO launch was 5 years ago! Tomorrow, February 11, is the fifth anniversary of the SDO launch. It was a cold day in...

    Started by SDO, 10th February 2015 21:20
    • Replies: 0
    • Views: 472
    10th February 2015 21:20 Go to last post

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