My Jupiter Image From Yesterday Has Been Selected As A Featured Image On The Front Page Of NASA’s Mission

My Jupiter Image From Yesterday Has Been Selected As A Featured Image On The Front Page Of NASA’s Mission

My Jupiter image from yesterday has been selected as a featured image on the front page of NASA’s Mission Juno site almost one year after another one of my images was featured. https://www.instagram.com/p/CJ-I85-DtzV/?igshid=17bv4zigqmnrw

More Posts from Jbrackettssa and Others

2 years ago
I Had A Wonderful Time Talking About Human Space Flight To 3rd Graders At Starling Elementary Today!

I had a wonderful time talking about human space flight to 3rd Graders at Starling Elementary today! The kids were very knowledgeable and had fantastic questions! I love the reaction I get when I tell my two “Gemini Astronauts” they have to sit next to each other and not shower for two weeks! Everybody: “EEEEWWWWWWW!!!” #stemeducation #STEM #NASA #ArtemisGeneration #Artemis #SolarSystemAmbassador #Orion #sls #spaceflight #gwinnettcounty #gwinnettcountyschools #graysongeorgia #wearegoing #explorepage #space https://www.instagram.com/p/CmLF0wZuxw8/?igshid=NGJjMDIxMWI=


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6 years ago

Gravity, Hazard of Alteration

A human journey to Mars, at first glance, offers an inexhaustible amount of complexities. To bring a mission to the Red Planet from fiction to fact, NASA’s Human Research Program has organized some of the hazards astronauts will encounter on a continual basis into five classifications.

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The variance of gravity fields that astronauts will encounter on a mission to Mars is the fourth hazard.

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On Mars, astronauts would need to live and work in three-eighths of Earth’s gravitational pull for up to two years. Additionally, on the six-month trek between the planets, explorers will experience total weightlessness. 

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Besides Mars and deep space there is a third gravity field that must be considered. When astronauts finally return home they will need to readapt many of the systems in their bodies to Earth’s gravity.

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To further complicate the problem, when astronauts transition from one gravity field to another, it’s usually quite an intense experience. Blasting off from the surface of a planet or a hurdling descent through an atmosphere is many times the force of gravity.

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Research is being conducted to ensure that astronauts stay healthy before, during and after their mission. Specifically researchers study astronauts’ vision, fine motor skills, fluid distribution, exercise protocols and response to pharmaceuticals.

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Exploration to the Moon and Mars will expose astronauts to five known hazards of spaceflight, including gravity. To learn more, and find out what NASA’s Human Research Program is doing to protect humans in space, check out the “Hazards of Human Spaceflight" website. Or, check out this week’s episode of “Houston We Have a Podcast,” in which host Gary Jordan further dives into the threat of gravity with Peter Norsk, Senior Research Director/ Element Scientist at the Johnson Space Center.

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Make sure to follow us on Tumblr for your regular dose of space: http://nasa.tumblr.com.

5 years ago
Jupiter, Europa, And Ganymede - Celestron 127slt Mak - 05/20/2019 Https://www.instagram.com/p/Bxr6DEgnMN0/?igshid=1h59aw6rt2hg0

Jupiter, Europa, and Ganymede - Celestron 127slt mak - 05/20/2019 https://www.instagram.com/p/Bxr6DEgnMN0/?igshid=1h59aw6rt2hg0

7 years ago

What’s Up October 2017

What’s Up For October? 

Planet Pairs, Stellar Superstars, Observe The Moon Night!!

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This month, catch planet pairs, our moon near red stars, an asteroid, meteors and International Observe the Moon Night!

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You can’t miss bright Venus in the predawn sky. Look for fainter Mars below Venus on the 1st, really close on the 5th, and above Venus after that.

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Midmonth, the moon is visible near Regulus, the white starry heart of the constellation Leo.

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In the October 8-11 predawn sky watch the moon glide near the Pleiades star cluster and pass near the red stars Aldebaran in the constellation Taurus and Betelgeuse in Orion.

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After dusk in the early part of the month look for Saturn in the southwest sky above another red star: Antares in Scorpius. Later in the month, find the moon above Antares October 22 and 23.

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Saturn will be above the moon on the 23rd and below it on the 24th.

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Uranus reach opposition on October 19th. It’s visible all night long and its blue-green color is unmistakeable. It may be bright enough to see with your naked eye–and for sure in binoculars.

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The Orionids peak on October 20–a dark, moonless night. Look near Orion’s club in the hours before dawn and you may see up to 10 to 15 meteors per hour.

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Use binoculars to look for bright asteroid 7 Iris in the constellation Aries. Newbies to astronomy should be able to spot this magnitude 6.9 asteroid - even from the city. 

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Look later in the month and sketch its positions a day or two apart–to see it move.

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Finally, celebrate International Observe the Moon Night on October 28 with your local astronomy club, Solar System Ambassador, museum, or planetarium. The first quarter moon that night will display some great features!

Watch the full What’s Up for October Video: 

Make sure to follow us on Tumblr for your regular dose of space: http://nasa.tumblr.com.

4 years ago
Get Your Boarding Pass And Join Me In Celebrating The Upcoming Launch Of The SpaceX Crew Dragon - Resilience.

Get your boarding pass and join me in celebrating the upcoming launch of the SpaceX Crew Dragon - Resilience. Four astronauts are scheduled to ride a SpaceX Falcon 9 to the ISS on Saturday, November 14, 2020. #spacex #nasa #iss #launchamerica #spacestation20th #internationalspacestation #crewdragon #falcon9 https://fb.me/e/1OVkkJk4Q https://www.instagram.com/p/CHRiOwjDBHk/?igshid=1w7e8usp6ffy4


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4 years ago
In Honor Of The Juno Mission Being Extended, I Present My Latest Work. As The Great Red Spot Plows Its

In honor of the Juno Mission being extended, I present my latest work. As the Great Red Spot plows its way around Jupiter, its almost 300mph winds churn incredible vortices in its wake. This image is my enhancement highlighting the violent turbulence of the wake. #missionjuno #jupiter #greatredspot @nasajuno https://www.instagram.com/p/CJ7q0kyDfY1/?igshid=wsluh0w64c7c


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2 years ago
Had Fun Asking NASA Trivia Questions And Giving Out Stickers At DragonCon Today! . . . . . #explorepage

Had fun asking NASA trivia questions and giving out stickers at DragonCon today! . . . . . #explorepage #nasa #dragoncon #dragoncon2022 #solarsystemambassador #solarsystemambassadors #nasahistory @dragoncon (at Dragon Con) https://www.instagram.com/p/CiEbPpSuZoX/?igshid=NGJjMDIxMWI=


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5 years ago
First Steps! Looking Forward To Contributing To The NASA Psyche Mission In The Future! @nasapsyche #nasa

First steps! Looking forward to contributing to the NASA Psyche Mission in the future! @nasapsyche #nasa #nasapsyche #space #asteroid #arizonastateuniversity #nasajpl https://www.instagram.com/p/B--pjChHW8Q/?igshid=o2p8g1zredsy


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3 years ago
Getting Ready For The Launch Of Boeing’s Starliner To The ISS! #boeing #starliner #boeingstarliner

Getting ready for the launch of Boeing’s Starliner to the ISS! #boeing #starliner #boeingstarliner #nasa #solarsystemambassador https://www.instagram.com/p/CR2yJ7TDAIj/?utm_medium=tumblr


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6 years ago
The Moon - 5/14/2019 Celestron 127slt MAK IPhone SE (exposure, Contrast, And Color Adjusted) #themoon

The Moon - 5/14/2019 Celestron 127slt MAK iPhone SE (exposure, contrast, and color adjusted) #themoon #telescope #astronomy #georgia #space https://www.instagram.com/p/Bxegx9gH6NA/?utm_source=ig_tumblr_share&igshid=1ryx1dcqg1rsk


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jbrackettssa - John Brackett, NASA / JPL Solar System Ambassador
John Brackett, NASA / JPL Solar System Ambassador

I host public outreach events about the science and research taking place everyday on the International Space Station. A favorite event of mine is called "Story Time From Space", where astronauts onboard the ISS read children's stories featuring space science and STEM topics. (Opinions are my own.)

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