Astronomy

Space Interstellar travel is impossible and aliens haven’t visited Earth, physicists say

Physics may explain the silence of the universe, revealing why interstellar contact could be nearly impossible.

Space Scientists develop a new way to measure the expansion rate of the universe Joseph Shavit

Space What a rare lensed supernova could mean for measuring cosmic expansion Joseph Shavit

Space Dark matter and neutrinos are linked and interact with each other Joseph Shavit

Space New simulations reveal the hidden forces shaping ‘snowman’ worlds beyond Neptune Joshua Shavit

Space PHD student built the first-ever 3D map of Uranus’s upper atmosphere Joseph Shavit

Space Nearly invisible galaxy may be built mostly of dark matter, Hubble finds Joseph Shavit

Space Saturn’s rings and moon Titan formed through ancient moon collisions Joseph Shavit

Space Astronomers spot ‘jellyfish galaxy’ torn apart 8.5 billion years ago Joseph Shavit

Space Dark matter may consist of particles with different masses Joshua Shavit

Space The Milky Way’s core may be dense dark matter, not a black hole Joseph Shavit

Space Asteroid Bennu sample finds life’s building blocks formed in space ice Mac Oliveau

Space JWST solves a longstanding mystery of giant planet formation Joseph Shavit

Space Student made cosmic dust in the lab revealing life’s early chemical origins Joshua Shavit

Space JWST finds a surprise flood of organic molecules in a hidden galaxy Joseph Shavit

Space Astronomers find clearest evidence yet of a dark matter subhalo near the Sun Joseph Shavit

Space NASA spots colossal eruptions shaking Io — Jupiter’s most volcanic moon Joshua Shavit