Tag: Sun
The gigantic solar flare of February 15 seen by the Solar Orbiter probe
The solar flares are not rare phenomena. They occur on the surface of the photosphere of our Star and project matter ionized through its chromosphere. And usually up to hundreds…
The spectacular solar flare of February 15 seen by the Solar Orbiter probe
The solar flares are not rare phenomena. They occur on the surface of the photosphere of our Star and project matter ionized through its chromosphere. And usually up to hundreds…
A space probe saw everything from the massive February 15 solar flare
The solar flares are not rare phenomena. They occur on the surface of the photosphere of our Star and project ionized matter through its chromosphere. And usually up to hundreds…
Maximum elongation of Mercury west of the Sun
Interested in what you just read? Subscribe to the newsletter The ephemerides : everything that will happen in the sky during the coming month: what to watch, where to watch?…
Calendars in ancient civilizations
After a short stopover on the calculation processes of the different calendars, present in the first part of this file (see bottom of page), we leave here on the traces…
The future Sun’s Wrath monitoring satellite has a name!
At the end of a competition which took place from May to September 2021, the European Space Agency received 5,422 proposals to name its satellite dedicated to monitoring the Sun.…
In pictures, the destruction in the atmosphere of 40 SpaceX satellites following a solar storm
They were launched on February 3. The very next day, they were caught in a geomagnetic storm. 40 of the last Starlink SpaceX satellites could not be put into orbit.…
In pictures, the destruction in the atmosphere of 40 SpaceX satellites following a solar storm
They were launched on February 3. The very next day, they were caught in a geomagnetic storm. 40 of the last Starlink SpaceX satellites could not be put into orbit.…
What are these dark “finger-like” structures seen in solar flares?
Twenty years that astronomers wonder what really hides behind the dark structures that seem to fall towards the Sun during an eruption. The hypothesis of a consequence of the magnetic…
A powerful solar storm could shut down the internet for weeks
No connection for 5 minutes and you’re lost? So imagine what your life would be like if the global internet network was down for several weeks! According to researchers, this…