Researchers pouring through high-resolution Hubble images of galaxy clusters have found the gravitationally magnified light of a star that was shining just four billion years after the Big Bang, making this bright star the new record holder for the farthest ever spotted
New models of sublimating nitrogen show that the process creates enough heat to drive the formation and texture of the polygons in Sputnik Planitia.
This week JWST will be launch and today @WSHCrew will discuss about it. And of course there are other news as well. Pluto geology, Venus clouds, Hayabusa samples, and how we can clean up space debris.
Over the next few years new missions headed to Jupiter & Saturn. Why aren’t we seeing more missions to the outer planets like Uranus and Neptune, even Pluto? Today @AstronomyCast talks about the challenges of exploring the outer, outer solar system.
The outer Solar System is far enough from the Sun that water doesn’t get blasted away into deep space. In this icy realm, there are many worlds with vast quantities of water ice. Today let’s look at the icy outer moons and dwarf planets.
Scientists analyzed the results of a stellar occultation when Pluto passed in front of a distant star and found that Pluto’s atmosphere is freezing. More about it at #365DaysOfAstro
After Pluto lost its planethood we were down to 8 planets. But there’s growing evidence of another world or worlds out beyond the orbit of Pluto. Is Planet 9 out there and how will we find it? Could there even be a Planet 10?
It’s been 15 years since Pluto was kicked out of the planet club. Are there any updates? Does Pluto have a chance of regaining planethood again?
Today, @Nmcanopus talk about Elizabeth Williams used the motions of Uranus & Neptune to predict the location of Pluto. And also asteroid C/2020 B3 Rankin.