1+ week, 1+ day ago   (243+ words) The Mount Lemmon Observatory survey has spotted a new asteroid, less than 1 meter across (less than 3 feet across) that’s headed for Earth. The impact should happen in Earth’s atmosphere near northwest Australia around 16 to 16:30 UTC (11 a.m. and 11:30 a.m....

1+ week, 1+ day ago   (864+ words) By Margaret E. Kosal, Georgia Institute of Technology; Dayana Alagirova, Georgia Institute of Technology, and Karryl Kim Sagun Trajano, Nanyang Technological University Along with data from the James Webb Space Telescope and future missions targeting Saturn’s icy moon Enceladus, the likelihood…...

3+ week, 1+ day ago   (77+ words) EarthSky Then, in 2008, NASA released a newly restored version of the original 1966 image of Earth. NASA used refurbished machinery and modern digital technology. Consequently, the new image is higher resolution than what was possible when it was originally taken. Wow!...

3+ week, 1+ day ago   (639+ words) Only one spacecraft from Earth has ever visited Pluto. That was New Horizons in 2015. It found that Pluto has an extremely thin, but hazy, atmosphere made mostly of nitrogen. But we knew before New Horizons that Pluto’s atmosphere should thicken…...

3+ week, 5+ day ago   (369+ words) Super-Earths are rocky exoplanets that are larger and more massive than Earth, but smaller than Neptune. Powerful telescopes have provided clues about what their atmospheres are like. But what are they like on the inside? Some astronomers have suggested these…...