Calculated dayside composition for HD 209458b. Dotted lines correspond to the initial composition (chemical equilibrium for the gas giants and equal uniform abundances for secondary atmospheres), dashed lines to a
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The ER potential energy surface along the minimum energy path for (a) H atom approaching an hydroxyl group from infinity and (b) H2 molecule abstraction from the enstatite nanocluster. —
View at EarthSky Community Photos. | Peter Lowenstein in Mutare, Zimbabwe, caught the waning moon, Mars and a flock of whistling ducks at dawn on August 9, 2020. Thank you,
Astronomers have obtained a stunning new image of the Sculptor Galaxy, painted in thousands of colors that reveals the intricacies of galactic systems. The incredible image of the galaxy —
Astronomers have discovered that the largest comet from the Oort Cloud, a shell of icy bodies at the very edge of the solar system, is bursting with chemical activity. Using
Black holes can accumulate planets and stars’ worth of material, but even they have their limits. Astronomers have discovered a supermassive black hole which has reached that limit. Excess material
When NASA’s Nancy Grace Roman Space Telescope begins science operations in 2027, it will use a space-bending effect first predicted by Einstein back in 1916 in an attempt to crack
A SpaceX rocket being tested in Texas exploded Wednesday night, sending a dramatic fireball high into the sky.
NASA satellites looked down on huge cracks forming in sea ice in Canada’s far north. What is it? The Amundsen Gulf is named after Roald Amundsen, a Norwegian explorer who,
PARIS — Portal Space Systems will create a second factory to scale up production of high-performance in-space vehicles as it gears up for initial test flights in 2026. The company
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