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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
    167 Pages
    1 2 3 4 5 6 7 8 9 10 ... 167
    • Replies: 3,333
    • Views: 502,103
    3rd April 2018 12:43 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: 573
    • Views: 216,307
    22nd May 2017 18:25 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: 44,233
    30th September 2013 03:29 Go to last post
  1. High-Gain Antenna Test is Complete

    SDO completed the Failed High-Gain Antenna Simulation and rolled back to its normal orientation at 1900 UTC (3:00 p.m. ET) last Wednesday. Here is a...

    Started by SDO, 1st May 2018 23:10
    • Replies: 1
    • Views: 725
    2nd May 2018 17:21 Go to last post
  2. SDO Instrument Calibration Maneuvers

    This past Wednesday starting at 1415 UTC (10:15 am ET) SDO performed the EVE FOV and HMI/AIA Flatfield instrument calibration maneuvers. The...

    Started by SDO, 14th April 2018 22:20
    • Replies: 0
    • Views: 622
    14th April 2018 22:20 Go to last post
  3. The First Signs of Solar Cycle 25

    On 20-Dec-2016 a USET observer saw a small patch of magnetic field in the southern hemisphere of the Sun. The outward magnetic field (white in the...

    Started by SDO, 13th April 2018 18:20
    • Replies: 3
    • Views: 852
    14th April 2018 22:12 Go to last post
  4. High-Gain Antenna Test Continues

    The SDO Team continues running the high-gain antenna (HGA) test. We are pretending that the “bottom” HGA has stopped working and we are...

    Started by SDO, 4th April 2018 00:00
    • Replies: 9
    • Views: 1,575
    13th April 2018 17:36 Go to last post
  5. On-Orbit Testing of SDO, March 28–April 25, 2018

    SDO uses two high-gain antennas (HGAs) on the spacecraft to maintain continuous contact with the SDO ground station in New Mexico. Should one of...

    Started by SDO, 26th March 2018 19:50
    • Replies: 0
    • Views: 464
    26th March 2018 19:50 Go to last post
  6. Post 3 NASA Satellites Recreate Solar Eruption in 3-D

    The more solar observatories, the merrier: Scientists have developed new models to see how shocks associated with coronal mass ejections, or CMEs,...

    Started by NASA, 15th March 2018 16:40
    • Replies: 0
    • Views: 759
    15th March 2018 16:40 Go to last post
  7. Happy Pi Day!

    Although there isn't a major geomagnetic storm happening today (and none expected tomorrow), here is a lovely picture of the Sun showing a coronal...

    Started by SDO, 14th March 2018 18:40
    • Replies: 0
    • Views: 685
    14th March 2018 18:40 Go to last post
  8. Station Keeping Maneuver #16 Today

    SDO will perform station-keeping maneuver #16 today. The maneuver begins at 22:12 UTC (5:12 pm ET) and lasts until 22:56 UTC (5:56 pm ET). During the...

    Started by SDO, 14th February 2018 20:10
    • Replies: 0
    • Views: 749
    14th February 2018 20:10 Go to last post
  9. Happy 8th Birthday, SDO!

    It was a cold day at Cape Kennedy as SDO rose slowly into the sky. Eight years later, SDO has sent over 260 million images of the Sun to the ground....

    Started by SDO, 11th February 2018 19:10
    • Replies: 3
    • Views: 811
    11th February 2018 19:53 Go to last post
  10. 2018 Maneuvers, Past and Future

    SDO ran a number of maneuvers during January 2018. Science data may be unavailable or blurry on days when a maneuver is run. During eclipse season...

    Started by SDO, 29th January 2018 23:10
    • Replies: 0
    • Views: 1,127
    29th January 2018 23:10 Go to last post
  11. Server maintenance, January 11, 2018

    Today, January 11, 2018 at approx. 1:30 pm the SDO website will undergo server maintenance. The website will still be operational. However, images,...

    Started by SDO, 11th January 2018 18:10
    • Replies: 0
    • Views: 929
    11th January 2018 18:10 Go to last post
  12. Post Magnetic coil springs accelerate particles on the Sun

    In April and July 2014, the Sun emitted three jets of energetic particles into space, that were quite exceptional: the particle flows contained such...

    Started by NASA, 11th January 2018 16:10
    • Replies: 0
    • Views: 895
    11th January 2018 16:10 Go to last post
  13. Post STEREO images show the Sun's Outer Atmosphere is More Complex than Previously Thought

    The outer part of the Sun's atmosphere, the corona, looks pretty smooth, but new deep exposures of the outer corona reveal complex structures. This...

    Started by NASA, 21st December 2017 03:00
    • Replies: 0
    • Views: 922
    21st December 2017 03:00 Go to last post
  14. Momentum Management Maneuver #31

    SDO will perform Momentum Management Maneuver (Delta-H) #31 between 1919 and 1953 UTC (2:19-2:53 pm ET) today. We will fire the thrusters to bring...

    Started by SDO, 20th December 2017 15:00
    • Replies: 0
    • Views: 645
    20th December 2017 15:00 Go to last post
  15. Why Look at the Sun from Space?

    SDO is one of fleet of satellites watching the Sun and recording the data that we use to study the solar magnetic field. The Sun was one of the first...

    Started by SDO, 20th November 2017 19:00
    • Replies: 0
    • Views: 855
    20th November 2017 19:00 Go to last post
  16. 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
    5 Pages
    1 2 3 4 5
    • Replies: 88
    • Views: 40,355
    13th November 2017 07:24 Go to last post
  17. Post Return of the Comet: 96P Spotted by ESA, NASA Satellites

    Sun-gazing missions SOHO and STEREO watched the return of comet 96P/Machholz when it entered their fields of view between Oct. 25-30. It is extremely...

    Started by NASA, 3rd November 2017 16:30
    • Replies: 0
    • Views: 982
    3rd November 2017 16:30 Go to last post
  18. Is the Sun Getting Brighter?

    I was asked whether SDO measures the total output of the Sun and whether an increase in that output could be causing the temperature of the Earth to...

    Started by SDO, 1st November 2017 15:10
    2 Pages
    1 2
    • Replies: 30
    • Views: 3,397
    3rd November 2017 13:10 Go to last post
  19. Post Comet 96P/Machholz

    The STEREO and SOHO Teams are gearing up for a planned visit by one of our favorite celestial wanderers! The comet 96P/Machholz should be in the...

    Started by NASA, 20th October 2017 21:20
    • Replies: 0
    • Views: 1,098
    20th October 2017 21:20 Go to last post
  20. Today's Lunar Transit

    It was a lovely fall day in Maryland. A perfect day for a lunar transit! Here's an AIA 171 Å image showing the Moon blocking a slice of the...

    Started by SDO, 19th October 2017 23:50
    • Replies: 0
    • Views: 997
    19th October 2017 23:50 Go to last post
  21. Post Calling all Citizen Scientists!

    Want to help solar scientists use STEREO data to better understand Coronal Mass Ejections?You can do that, with no previous experience required. The...

    Started by NASA, 3rd October 2017 13:50
    • Replies: 5
    • Views: 1,474
    5th October 2017 05:36 Go to last post
  22. EVE Field of View and AIA/HMI Flatfield Maneuvers today

    The wobbling images tell us that another round of calibration maneuvers has started. Today we have the EVE Field of View and AIA/HMI flatfield...

    Started by SDO, 4th October 2017 19:20
    • Replies: 0
    • Views: 833
    4th October 2017 19:20 Go to last post
  23. Sun Unleashes Monster Solar Flare, Strongest in a Decade

    https://www.space.com/38057-sun-unleashes-decades-strongest-solar-flare.html I subscribe to spaceweather.com for updates on the sky , solar...

    Started by pyrangello, 6th September 2017 15:50
    • Replies: 11
    • Views: 2,925
    9th September 2017 10:49 Go to last post
  24. Black sun in our solar system reason for our halogen sun & coming disasters

    The reason that the SUN appears as HALOGEN, glassy light which is much hotter is because NEMESIS, the Dark Sun's magnetic field is pulling our sun's...

    Started by amor, 3rd September 2017 22:55
    • Replies: 7
    • Views: 2,442
    8th September 2017 15:26 Go to last post
  25. Momentum Management Maneuver #30 today, 1925-2000 UTC

    SDO will perform Momentum Management (Delta-H) Maneuver #30 today. From 1925-2000 UTC (3:25-4:00 pm ET), SDO science data may be missing or...

    Started by SDO, 26th July 2017 18:40
    • Replies: 2
    • Views: 2,068
    27th July 2017 17:07 Go to last post
  26. UV light at dangerous levels causing serious sunburn

    The UV-b is way off the charts at the moment and has caused serious sunburn and sunstroke as early as may! I've been following a Youtube channel...

    Started by thedood73, 22nd May 2017 00:26
    3 Pages
    1 2 3
    atmosphere, climate change, solar radiation, sun, sunburn
    • Replies: 54
    • Views: 15,410
    19th July 2017 01:58 Go to last post
  27. Post Waves on Sun Give New Insight into Space Weather Forecasting

    STEREO and SDO observations of the solar poles reveal large scale waves that could help us predict the locations of future solar active regions. ...

    Started by NASA, 13th July 2017 16:59
    • Replies: 0
    • Views: 1,243
    13th July 2017 16:59 Go to last post
  28. Post NASA's Fermi Sees Gamma Rays from 'Hidden' Solar Flares with help from STEREO

    An international science team says NASA's Fermi Gamma-ray Space Telescope has observed high-energy light from solar eruptions located on the far side...

    Started by NASA, 13th July 2017 16:59
    • Replies: 0
    • Views: 1,090
    13th July 2017 16:59 Go to last post
  29. Post SUN 360: Our Solar System's Space Weather Watchdog

    Join us for a series of presentations celebrating STEREO and efforts to predict space weather on the 10th anniversary of STEREO's launch, October...

    Started by NASA, 13th July 2017 16:59
    • Replies: 0
    • Views: 1,337
    13th July 2017 16:59 Go to last post
  30. Remainder of 2017 Maneuvers and two Lunar Transits

    The next set of SDO maneuvers and other niceties has been released. July 5, 1818 UTC 1320-1920 UTC (10:20 am ET - 3:30 pm ET) - EVE FOV and...

    Started by SDO, 6th July 2017 16:10
    • Replies: 1
    • Views: 1,970
    7th July 2017 08:14 Go to last post

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