Though once big enough to swallow three Earths with room to spare, Jupiter’s Great Red Spot has been shrinking for a century and a half. Nobody is sure how long the storm will continue to contract or whether it will disappear altogether.
A new study suggests that it hasn’t all been downhill, though. The storm seems to have increased in area at least once along the way, and it’s growing taller as it gets smaller.
Observations of Jupiter date back centuries, but the first confirmed sighting of the Great Red Spot was in 1831. But until then, researchers aren’t certain whether earlier observers who saw a red spot on Jupiter were looking at the same storm.
Amy Simon, an expert in planetary atmospheres at our Goddard Space Flight Center in Greenbelt, Maryland, and her team traced the evolution of the Great Red Spot, analyzing its size, shape, color and drift rate. They also looked at the storm’s internal wind speeds, when that information was available from spacecraft.
This new study confirms that the storm has been decreasing in diameter overall since 1878 and is now big enough to accommodate just over one Earth at this point. Then again, the historical record indicates the area of the spot grew temporarily in the 1920s. Scientists aren’t sure why it grew for a bit.
Because the storm has been contracting, the researchers expected to find the already-powerful internal winds becoming even stronger, like an ice skater who spins faster as she pulls in her arms.
But that’s not what is happening. Instead of spinning faster, the storm appears to be forced to stretch up. It’s almost like clay being shaped on a potter’s wheel. As the wheel spins, an artist can transform a short, round lump into a tall, thin vase by pushing inward with his hands. The smaller he makes the base, the taller the vessel will grow.
The Great Red Spot’s color has been deepening, too, becoming is a more intense orange color since 2014. Researchers aren’t sure why that’s happening, but it’s possible that the chemicals coloring the storm are being carried higher into the atmosphere as the spot stretches up. At higher altitudes, the chemicals would be subjected to more UV radiation and would take on a deeper color.
In some ways, the mystery of the Great Red Spot only seems to deepen as the iconic storm gets smaller. Researchers don’t know whether the spot will shrink a bit more and then stabilize, or break apart completely.
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These are cool
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“We are just an advanced breed of monkeys on a minor planet of a very average star. But we can understand the Universe. That makes us something very special.” ~ Stephen Hawking (1942 - 2018)
Hello, hi there. Recently I made a post about what to do the day of your exam and it’s still getting notes which is amazing. Thank you all. So now, please enjoy these realistic tips for the night before your exam that do not involve perfum, gum, or cramming. Please don’t cram.
Get a good night’s sleep. I know that for many of us this is a major challenge because we deal with insomnia or anxiety disorders that keep us awake. Try taking a warm bath in Epsom salts. Stay in the tub until you break a sweat. Pick your salts wisely because some of them are more energizing (i.e lavender salts are more energizing I have found).
If you are having trouble sleeping because of tension in your neck/back, try to relieve the tension by rolling out your muscles on the floor, or conciously tensing them up for about 10-20 seconds before slowing releasing. The Epsom salt bath really helps with any sort of tension. I have chronic nerve pain from a car accident and it’s one of the few things that help me that is more holistic.
Don’t shy away from melatonin. It works wonders and you won’t feel “hung over” in the morning like you may with Z-Quil. They have melatonin gummies too!
Try lowering your body temperature. Sleep naked. It’s life changing. If you can’t sleep naked (because you live in a dorm) still do your best to keep it cool. Our bodies get tired when their temps are lower.
Additionally, do not cram for any exam. The night before your exam is not the time to be learning any new material. We are way past that. Gently refresh the material that you already know; however, do focus on items you may struggle with. Remember, althetes don’t go crazy hard the day before a game - treat your brain the same way; no heavy lifting.
You may take this time to rewrite your notes. It’s a simple act that can definitely help you to remember.
Try teaching the material to someone else, or if no one else is available - stand in the mirror and give your own personal TedTalk on the subject. Hey, if it works for Sims, right? Remember that if you can teach the material, you know it. Reiterating in your own words is so helpful.
This should go without saying, but eat a good dinner.
Use the “Match,” “Test,” and “Spell” functions on Quizlet. Very helpful.
Have I said do not cram yet?
Lay out your clothes for the morning. The fewer decisions the better.
You’re going to want to wake up with enough time to review your study materials a couple more times, get ready for the day, and leave for the exam early (so that you have time to review when you get there and to ensure you are on time!) So set your alarm in advance.
Make sure that you set out your blue book, calculator, etc. so that you are prepared for the exam tomorrow and you aren’t sprinting across campus to find somewhere that sells blue books.
Triple check that alarm.
Try to limit your use of electronics 30 minutes before you need to fall asleep. I know that isn’t always reasonable though. Just make sure your phone is plugged in so that it is well charged and ON when you need that alarm to go off.
Drink some water.
Don’t drink any coffee or other caffeinated beverage/over induldge in nicotine/or take your *prescription!!!* adderall after 8 PM. Really for the Adderall don’t take it after like 5:30. You will be up all night long, my friend.
Okay last time: do not cram for any exam. That’s like over extertion for your brain and it will take you time to recover. If you continuously pull all nighters to cram you will crash and burn eventually. So just start early on your study plan. You can make time for it, I promise.
Happy studying, realistic students!
Starscape js
Female, Brunette, Ravenclaw | Geek, Engineer/Inventor Requested by anon, hope you like it! :)
Rose-Colored Jupiter via NASA http://ift.tt/2FESHeN
Absolutely obsessed with these types of theories
“You are the universe, expressing itself as a human for a little while”
Doing HW: I hate physics I don’t wanna go to grad school
During Class: Tell me more about the math please I want to learn more thank you
For @in-a-mellow-tone :) Tell me if that’s what you were expecting or if I’m beside the point!
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