Ansi, to Astronomy
@Ansi@mastodon.cloud avatar
webcubus, to solar
@webcubus@astrodon.social avatar

Finally! A clear day for some solar imaging and what a view today! My phone has been buzzing all day as all of these spots are firing off solar flares.

Details: https://www.astrobin.com/ahxkph/

#sun #solar #star #solarSystem #astrophotography #qhyccd #skywatcherUSA #sunspots #solarflare

thomas_appere, to science French
@thomas_appere@astrodon.social avatar

Titan, Europe, Encelade... La Terre n'a pas le privilège d'espèces chimiques en phase liquide🌊
Un article de Daniel Cordier dont je suis coauteur vient de paraître, il traite de la capillarité dans le Système solaire : formation de micro-gouttelettes à la surface des lacs et océans sous-glaciaires, possibilité de trouver des traces de gouttes de pluie fossiles sur Mars...
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2023JE008248#

brainscores, to Futurology
@brainscores@mastodon.world avatar

#Exoplanet K2-18b may harbor life. #JWST detected in its atmosphere gas molecules that are produced by living organisms. #research #space #universe #kepler #solarsystem #astronomy #nasa #esa #news @nasa @esa
https://www.news-cafe.eu/?go=news&n=13191

webcubus, to solar
@webcubus@astrodon.social avatar

Last Friday, I set out to do something fun: capture the rotation of the sun! The challenge with this is that the sun rotates very slowly - roughly one rotation every 27 days. I captured images every 5 minutes from about 8AM to 5PM and then stuck them all together in a time lapse.

More details on my blog (I have a blog now!): https://briangweberphotography.wordpress.com/2024/04/27/creating-a-solar-time-lapse/
Here's the result: https://www.youtube.com/shorts/Vu4NvicdiHs

ScienceDesk, to science
@ScienceDesk@flipboard.social avatar

The so-called “great instability” event that sent gas giants careening through space until they settled into orbits occurred between 60 and 100 million years after the birth of the solar system. Migrating planets primarily Jupiter, it turns out, may have led to the formation of Earth’s moon. Live Science explains: https://flip.it/wWBTEy
#Science #Space #Jupiter #Earth #Moon #SolarSystem

webcubus, to astrophotography
@webcubus@astrodon.social avatar

The sun and moon captured about 6 hours apart on April 23. The sun was super active with tons of sunspots and the moon was 100% full. I captured the moon right after it cleared the trees and the color is unedited.

Both were captured from my backyard with my QHY168C camera and EQ6-R mount. I used a homemade solar filter with Thousand Oaks film for the sun shots.

A white light image of the full sun littered with sunspots across the surface

ScienceDesk, to science
@ScienceDesk@flipboard.social avatar

Astronomers think they’ve detected an extremely rare, luminous phenomenon known as “glory” in the hellish atmosphere of a distant exoplanet. The discovery would be the first time one of these rainbow-colored light shows has been seen outside of our solar system. Live Science reports: https://flip.it/RiSqJN

dustcircle, to Astronomy
@dustcircle@masto.ai avatar
markwyner, to astrophotography
@markwyner@mas.to avatar

Beautiful shot of my absolute favorite moon in our solar system, Enceladus. It’s one of Saturn’s 146 moons.

Photo taken by the Cassini spacecraft. Credit: NASA/JPL-Caltech/Space Science Institute.

More on Enceladus:
https://en.wikipedia.org/wiki/Enceladus

More on Cassini:
https://en.wikipedia.org/wiki/Cassini%E2%80%93Huygens

TheScienceFictionGuy, to space
@TheScienceFictionGuy@mastodon.online avatar

NASA's Parker Solar Probe makes 1st-of-its-kind observation within a coronal mass ejection

https://www.space.com/parker-solar-probe-coronal-mass-ejection-image

video/mp4

ScienceDesk, to science
@ScienceDesk@flipboard.social avatar

Thirty years after the first exoplanets were discovered, hundreds of additional exoplanets have been identified within the “habitable zone,” a place where liquid water and maybe even life may exist. The MIT Press Reader asks, could a self-sustaining starship carry humans to distant worlds? https://flip.it/0q093h

GregCocks, to geopolitics
@GregCocks@techhub.social avatar
elaterite, to solar
@elaterite@fosstodon.org avatar

Our nearest star about thirty minutes ago. That large sunspot region, 3615, right of center, is unusually large. That tiny spot to the left of 3615 is designated as 3617. It is how big the Earth would appear if it were on the surface of the Sun (which thankfully it isn't!) Sadly, I do not think I will make it to see the total eclipse. I will be in the Four Corners region. I may make a dash to see it, however.

#Solar #Sun #Earth #SolarSystem #Astronomy #AstroPhotography #Photography #Darktable

webcubus, to solar
@webcubus@astrodon.social avatar

I wasn't planning to do any solar imaging yesterday, but I changed my mind once I saw what the sunspots were up to! That large sunspot region is cranking out solar flares at an impressive rate. Hopefully I'll get another chance to image on a clearer day before they disappear around the side.

Details: https://www.astrobin.com/0hpep5/

NewScience101, to space
@NewScience101@mastodon.social avatar

For
students and enthusiasts

Fancy a holiday near the 5th dot from the sun?

As it turns out, Jupiters moon has substantially less oxygen than previously thought. Albeit, it still produces enough oxygen
in a 24 hour period
to keep approximately
one million humans breathing.

https://www.jpl.nasa.gov/news/nasas-juno-mission-measures-oxygen-production-at-europa

spaceflight, to Astronomy
@spaceflight@spacey.space avatar
formuchdeliberation, to space
@formuchdeliberation@mastodon.world avatar

NASA's Planetary Defense Coordination Office is tasked with finding, tracking, and assessing the risk associated with potentially hazardous asteroids in our solar system...
https://www.sciencealert.com/nasa-reveals-how-it-would-warn-world-of-impending-asteroid-disaster

pomarede, to Life
@pomarede@mastodon.social avatar
pomarede, to space
@pomarede@mastodon.social avatar
spaceflight, to climate
@spaceflight@spacey.space avatar

Although the ☀️ provides nearly all the energy needed to warm the , its contribution to remains widely questioned. Many empirically 📊 based studies claim that it has a significant effect on https://phys.org/news/2023-07-role-sun-climate.html

"At least 60% of the warming 🌡️ of the observed since 1970 appears to be induced by natural cycles which are present in the ." https://en.wikiquote.org/wiki/Solar_System

pomarede, to ocean
@pomarede@mastodon.social avatar

Researchers suggest a global ocean lies 15 miles beneath the surface of Saturn’s moon, Mimas - a shocking discovery that could redefine what a habitable world looks like

Great paper with plenty of insights by Catherine Duncan for
@SmithsonianMag
https://www.smithsonianmag.com/smart-news/an-icy-moon-of-saturn-may-be-hiding-a-vast-ocean-under-its-crust-surprising-astronomers-180983760/

pomarede, to ocean
@pomarede@mastodon.social avatar

Check out the superb video on the discovery of the hidden ocean of Mimas, produced by Frédéric Durillon for Observatoire de Paris

➡️ https://youtu.be/Or-17IGDT1U

#mimas #ocean #saturn #moon #solarsystem #icymoon #icymoons #nasa #cassini #spacecraft #geology #astronomy #astrophysics #astrodon #space #science #research #discovery #news #STEM #video #observatoire #paris

pomarede, to ocean
@pomarede@mastodon.social avatar

The Solar System has a new ocean - it’s buried in a small Saturn moon

The sea within Saturn’s satellite Mimas formed within the last 25 million years, a blink of the eye in geologic terms.

https://nature.com/articles/d41586-024-00345-9

pomarede, to space
@pomarede@mastodon.social avatar
pomarede,
@pomarede@mastodon.social avatar

Science Magazine astronomy covers

Triton (1990)

Featuring a montage of Voyager 2 images showing surface activity on Triton, Neptune's largest satellite.

This special Triton flyby issue offers 1 news, 1 perspectives and 10 research papers.
https://science.org/toc/science/250/4979

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