Misty Bentz's avatar

Misty Bentz

@astronomisty.bsky.social

512 followers 151 following 597 posts

Astronomer and Professor at Georgia State University. Big fan of black holes, cats, and cross-stitch. Seestar smart telescope enthusiast. Novice gardener with a penchant for native plants.


Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Allow me to introduce you! Someone needs to make a movie about her life: www.sciencefocus.com/science/lise...

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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I watched this on my recent flight. It was really good (note: with a LOT of profanity), and apparently based on a true story!
m.imdb.com/title/tt2023...

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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I’m still figuring it out too, just lots of trial and error until I find something I like. Good luck!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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I use Siril for stacking, then GraXpert to remove the background gradient and minimize the noise. I then put it back in Siril for photometric calibration and stretching, and do final touchups in GIMP.

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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About 4 years ago, the county dug up the main sewer line here and razed our little woodland. They left a mud pile. When I started paying attention to this area in February, it was covered in ivy, Virginia creeper, pine tree sprouts, and rocks. I’m pretty proud of where we are now, but more to do. 🌱

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Thank goodness it’s finally started raining, because I have to leave again for a work trip. 😕 I did manage to hand weed about 95% of the chamber bitter out of here, so hopefully it will still look ok when I return. There was so much it looked like a green carpet 🌱

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Thank you!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Thank you!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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I am so enjoying your daily garden pics! Thank you for sharing them with us 🥰

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Spent this evening of my 44th birthday observing a different kind of light in the night sky. My tastes clearly haven’t changed all that much since my first birthday.

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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I don’t know what that is. But nebulae have lots of different shapes and we associate them after familiar things all the time (just like pictures in the clouds)

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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I guess they are good companions to plant together (zinnias and basil) but don’t know if they are related

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Thank you!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Sorry little fox! 🦊 He was out for a midnight stroll and did *not* expect me to be sitting here in my lawn chair in the driveway with my telescope 😂 We spooked each other! (I don’t think he stopped by to wish me happy birthday…) Back to collecting photons from NGC 6888, the Crescent Nebula 🔭 🧪

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Working on processing some images from last night. Here’s M63, the Sunflower Galaxy (data from three separate nights stacked together) 🔭 🌻

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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@snellis.bsky.social

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Good morning from this pollen-coated bumblebee that was sleeping in one of my zinnia blossoms 🌱

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Is it possible for a woman to have it all? Can she stay up late taking advantage of clear skies to image some pretty galaxies and nebula, then get up early to take advantage of cool(ish) temperatures to work in the garden? 🔭 🌱 👩🏻‍🔬 Only time and my alarm clock can tell!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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We sometimes get 3-filter color information (depends on weather, etc) but haven’t yet tried to constrain the asteroid shape! The semester is much too short, but that’s really cool you were able to get that far!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Thankful for the 1/2” of rain we got this evening. Grounding myself in small blessings 🌧️ 🌱

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Reposted by Misty Bentz

Romancing the Vote's avatar Romancing the Vote @romancingthevote.bsky.social
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Fair Fight is based in Georgia but provides grants to voting rights organizations throughout the country.

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Wouldn’t we all! I spend more time taking pretty pictures with this one from my driveway, since I don’t have to drive 1.5 hours each way to get there!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Not bad for a small telescope and a group of beginning observers! And of course, they have all learned the importance of having yummy 2am snacks available! 🔭 🧪👩🏻‍🔬 <end>

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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This graph shows the measured brightness of Salvia going up and down with a regular and repeating period of 4.3 hours as it tumbles through space, rotating around and reflecting different amounts of sunlight from its surface. 🔭 🧪 👩🏻‍🔬

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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The paper describing our observations from Spring 2024 was published today in the Minor Planet Bulletin. We present measurements of (1083) Salvia collected over the course of 4 nights in Feb, and report its rotation period and amplitude of variability. ui.adsabs.harvard.edu/.../2024MPBu... 🔭 🧪 👩🏻‍🔬

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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(I see user-uploaded gifs don’t work here yet, so here’s a still image showing the position of the asteroid from 3 separate images collected the course of ~1.5hours) 🔭 🧪 👩🏻‍🔬

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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(1) they are abundant, (2) they move relative to the stars by a noticeable amount, (3) and they change in brightness over the course of a few hours. This makes them great targets for students to learn how to apply basic observational and analysis tools, and to have some interesting results! 🔭 🧪 👩🏻‍🔬

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Every spring, I teach an observing class where students go to the telescope, collect their own data and calibrations overnight, then bring everything home and analyze it. The last several years, I have focused our observations on asteroids because: 🔭 🧪 👩🏻‍🔬

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Doesn’t seem to be any new damage in the past ~2 weeks, and elderberry is supposed to be yucky to deer. So I’m hoping it was just a juvenile that learned its lesson. Plenty of other things around that they like a lot more. Guess we will see!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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New growth on my elderberry after a deer munched it nearly clean! 🌱 I wanted resilient plants adapted for my area, and it’s so cheering to see the recovery beginning — though I knew in my head it should be fine, it was hard to see the damage nonetheless

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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I’ve lived here in Atlanta for 14 years and still talk like an outsider, apparently. Also, I did not grow up in CA (it was eastern WA).

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Great job! It fits well and looks fantastic!

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Oh no, I’m really sorry to hear this and I hope it doesn’t get any worse!

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Microplastics Sommelier's avatar Microplastics Sommelier @leastactionhero.bsky.social
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einstein sent this to curie in 1911 when she was being harassed by tabloids. it contains everything you’d want in such a letter: (1) your haters are trash (2) you’re a baller, a true queen (3) i have determined the statistical law of motion of the diatomic molecule in planck’s radiation field 🧪⚛️

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Spotted in one of the newly remodeled women’s restrooms at BWI

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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A reasonable attempt to stitch together two partially overlapping fields. Don’t only let your eye be drawn only to the globular cluster, M13. A faraway galaxy, NGC 6207, is also visible! 🔭 🧪

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Reposted by Misty Bentz

Kaitlin Has Had Enough's avatar Kaitlin Has Had Enough @gothamgirlblue.com
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The ERA is trans rights. The ERA is Obergefell. It’s abortion access. It’s fair pay. It’s parental leave. It’s the transformation in our society and thinking that we desperately need, because so many people have given up on thinking we can do anything at all. The Equal Rights Amendment is hope.

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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Finally, some rain early this morning! An entire 1/4”! 🌧️ 🌱 It’s been mid-90s and dry for about 2 weeks straight

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Miss Riss's avatar Miss Riss @missriss.bsky.social
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"Touch Grass" is propaganda by Big Lawn. Normalize destroying grass in favor of native ground covers to support return of insect life and biodiversity.

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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I completely understand, I miss my little buddies when I have to travel too! 😢

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Misty Bentz's avatar Misty Bentz @astronomisty.bsky.social
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M102, the Spindle Galaxy, is a spiral galaxy, viewed edge-on from our vantage point. It’s about 44 million light years away and about 77,000 light years across. 🔭 🧪

M102 is similar in size and shape to our own galaxy, just much much farther away! More here: science.nasa.gov/mission/hubb...

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