Time evolution of mole fractions of organic molecules. The molecules represented by each chemical formula are as follows: hydrogen cyanide (HCN), formaldehyde (CH2O), methanol (CH3OH), formic acid (HCOOH), isocyanic acid
Time evolution of mole fractions of organic molecules. The molecules represented by each chemical formula are as follows: hydrogen cyanide (HCN), formaldehyde (CH2O), methanol (CH3OH), formic acid (HCOOH), isocyanic acid
Phase-dependent measurements of Earth’s broadband visual apparent albedo, including historic observations from Danjon (1928). Mission or observing technique is indicated by datapoint color and shape. Uncertainties are indicated, which are
(a) Equatorial section of ur and (b) azimuthal section of uϕ showing a typical flow pattern for the metallic core-silicate magma ocean system for the default model D. — astro-ph.EP
A lunar crater immortalized in one of the most famous photographs ever taken has just played a key role in the hunt for alien life in our solar system. Stretching
The ever-shifting phases of Earth’s moon present a wealth of targets for amateur astronomers to explore, ranging from magnificent craters and lunar seas to strange visual phenomena created as sunlight
This image from the NASA/ESA/CSA James Webb Space Telescope revisits one of the most iconic regions of the sky, the Hubble Ultra Deep Field, through the eyes of two of
This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. Impact craters are formed when an object from space such
What would Star Wars be like if Darth Vader was possessed by an insect, Luke Skywalker became a walking corpse, and the Death Star got hijacked by the worst person
Tucked inside President Donald Trump’s flagship tax and spending bill last month was a little-noticed provision to relocate the iconic space shuttle Discovery from a museum outside Washington to Houston.