Questions tagged [solar-flare]
Questions regarding a sudden brightness increase due to the release of magnetic energy from the sun.
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Directionality of solar flares
I have read a number of articles about Coronal Mass Ejections (CME) and solar flares and I’m trying to establish how directional the radiation from them is.
I am aware that radiation from these solar ...
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Is it fair to describe a solar flare as a big lightning strike on the sun?
Solar flares and lightning strikes are both kinds of electric discharges.
A lightning strike is a sudden discharge of electrical energy between an electrically charged cloud and another object, like ...
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Physical properties of the stellar corona?
I am after the basic physical properties of the corona of a star, here some questions for which I would like to have an answer, even only for a subset of them:
I know some things about the corona of ...
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Solar flare charge?
Does a solar flare and/or accompanying coronal mass ejection have a net electrical charge? If so, positive or negative? And how much might that charge affect the Earth’s total net electrical ...
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What could be the cause of solar "campfires"?
NASA/ESA Solar Orbiter mission just released its first images. They show an ubiquitous feature: miniature flares called "campfires", much smaller than solar flares.
(click to enlarge)
A ...
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Solar flares/CME dangers to life?
I know a repeat of the 1859 Carrington Event (coronal mass ejection) would pose a severe risk to power grids and telecommunication networks but wouldn't pose an immediate threat to life.
If a large ...
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Detecting anomalies from the sun from home
I was wondering if there are any ways for some amateur to detect let's say solar flares or CMEs from home. What kind of hardware would you need in order to have chance of seeing/measuring those?
I ...
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Any active solar X-ray imager in orbit?
NOAA GOES-14 & 15 went very recently in storage mode. With those also went the solar X-ray imagers (SXI), as GOES-16 & 17 do not have such instruments on board. Hence, my question:
Are there ...
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Does Earth's magnetic field become stronger when a solar flare hits?
This curiosity arises as follows: when ejecta from a strong solar flare hits Earth, will the Earth somehow counter its impact with a stronger magnetic field.
Or, earth's magnetic field as limited ...
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How does a Super-Massive Black Hole 'flare'?
This week we have read of evidence of the Super Massive Black Hole in the centre of the Galaxy 'flaring'.
My understanding is that light cannot escape from a black hole.
My question is: How does a ...
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Does coronal mass ejection include radiation at optical wavelengths?
It is known that during Solar/Stellar Flare, plasma from the corona of the star is released into the space, and travels comparatively slowly.
In an hypothetical situation, does the coronal mass also ...
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Is there a plausible causal mechanism to explain why the Sun would be heating up faster/ sooner than we thought? Question for a novel [closed]
I am writing a novel about what it will be like on earth 500 or so years before the death of our Sun. The Sun is heating up gradually and one day that will negatively affect life on Earth. I know that ...
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Can a planet's gravity rip out its moon's atmosphere?
We all know that solar flares can rip a planet's atmosphere if the magnetic field is weak.Solar flares travel at tremendous speed so when they hit the gas molecules of a atmosphere the molecules are ...
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Is it possible for a solar flare in one star to influence the chances of a solar flare in another star?
Can a solar flare reach far enough to travel from one ordinary star to another? If so, how can that solar flare affect the following star?
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Can hot Jupiters cause solar flares?
I'm very new at Astronomy, and my knowledge is sparse. I've tried to be conscientious about my Wikipedia research but there's going to be a lot of things I don't know. Thanks for your patience.
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