A large sunspot group rotated onto the solar disk on 28 April. Despite its size, NOAA 14079 remained all in all quiet in terms of flare production.
SIDC News
You're kindly invited to submit abstracts for the E-SWAN session titled "Communicating Science Through Aurora: Engaging the Public in Space Weather" at the upcoming ESWW 2025.
The earth environment is currently under the influence of a solar wind stream associated with a huge coronal hole.
On 8, 9 and 10 April 2025, the SIDC welcomed 85 leading solar physicists, in person and online, to participate in an international workshop on the future of the ESA/NASA Solar Orbiter mission.
On 12 and 13 April, some filaments erupted and were associated with earth-directed coronal mass ejections.
A complex eruption took place on the Sun's far side early on 5 April.
The high-speed wind stream associated with a large coronal hole affected the earth environment from 26 March onwards.
NOAA 4046 was the source of a surprize X1 flare which, following interaction with a nearby prominence, produced an impressive coronal mass ejection. The bulk of the CME is not directed to Earth. ***UPDATED***
A brief discussion on astronauts and the radiation dose they accumulate.
The EUI telescope on Solar Orbiter is getting its first glimpses of the poles of the Sun.
The earth environment was under the influence of a solar wind stream from an equatorial coronal hole from 8 till 10 March.