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Coronal hole faces Earth

Sunday, 5 November 2017 - 18:52 UTC

Coronal hole faces Earth

We are currently in a very quiet period when it comes to space weather with no significant sunspot regions, solar flares or geomagnetic storms to report about but fortunately we still have the occasional coronal hole to lighten up the mood... and skies!

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Coronal hole faces Earth

Saturday, 21 October 2017 - 08:57 UTC

Coronal hole faces Earth

A large southern extension of the northern hemisphere polar coronal hole is facing Earth today.

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M1.1 solar flare from behind the east limb

Saturday, 21 October 2017 - 08:36 UTC

M1.1 solar flare from behind the east limb

A huge surprise last evening as solar activity unexpectedly reached moderate level thanks to an M1.11 (R1-minor) solar flare that took place behind the east limb. The solar flare peaked at 23:28 UTC on 20 October 2017.

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Small coronal hole faces Earth

Wednesday, 18 October 2017 - 14:15 UTC

Small coronal hole faces Earth

A small coronal hole faced Earth yesterday.

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Double far side eruption

Wednesday, 18 October 2017 - 13:21 UTC

Double far side eruption

Two non earth-directed coronal mass ejections are now visible in the latest SOHO/LASCO coronagraph imagery.

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Coronal hole faces Earth

Tuesday, 10 October 2017 - 15:46 UTC

Coronal hole faces Earth

A northern hemisphere coronal hole is facing our planet today.

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Coronal holes faces Earth, AR2673 returns

Sunday, 24 September 2017 - 14:09 UTC

Coronal holes faces Earth, AR2673 returns

A large southern extension of the northern hemisphere polar coronal hole is facing Earth today.

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Sunspot region 2673 YouTube video

Thursday, 14 September 2017 - 22:11 UTC

Sunspot region 2673 YouTube video

Solar activity has plunged to very low levels with the disappearance of sunspot region 2673.

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Coronal mass ejection arrival

Tuesday, 12 September 2017 - 19:54 UTC

Coronal mass ejection arrival

The X8.2 coronal mass ejection has arrived. A weak impact was observed at 19:29 UTC with a minor increase in the solar speed, density and the total strength of the interplanetary field (Bt). This is without a doubt the glancing blow arrival of the X8.2 coronal mass ejection as the low energy protons measured by ACE/EPAM peaked at the moment of impact, a classic sign of a CME arrival.

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Coronal hole faces Earth

Monday, 11 September 2017 - 23:01 UTC

Coronal hole faces Earth

A southern extension of the northern hemisphere polar coronal hole is facing our planet today. It is the same coronal hole that caused minor G1 geomagnetic storm conditions for four days last month.

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Current data suggest that it is not possible to see aurora now at middle latitudes

Latest news

Today's space weather

Auroral activity Minor Severe
High latitude 30% 35%
Middle latitude 15% 1%
Predicted Kp max 4
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
New Moon

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2017/11/08Kp6 (G2)
Number of spotless days in 2017:81
Current stretch spotless days:2

This day in history*

Solar flares
12013X1.0
22003M1.7
32000C9.1
42003C9.1
52003C8.8
ApG
1199422G1
2200120
3200214
4200312
5199912
*since 1994