Astronomers have discerned a key signal whose absence makes it possible to determine which were and were not the first galaxies to exist, in a…
What it would take to discover life on Saturn
Image credit: NASA/Cassini. The mystery of whether microbial alien life could inhabit Enceladus, one of Saturn’s 83 moons, could be solved by an orbiting space…
Manganese oxide formed on Mars weighs in the absence of oxygen
Dusty selfie from the Curiosity rover. Photo: Europa Press. Scientists at Washington University in St.Louis have experimentally proven that, under Mars-like conditions, manganese oxides can…
Exoplanet is ‘spiraling to its doom’ around its aging star, scientists say
Astronomers have discovered more information about Kepler-1658b, the first exoplanet discovered by the Kepler telescope. Discovered in 2019, the alien planet, which is slightly larger…
Unusually close look at a black hole devouring a star
Recent observations of a black hole devouring a rogue star may help scientists understand more complex black hole feeding behaviors. Multiple NASA telescopes recently observed…
Identified the ‘old’ heart of the Milky Way
A map of metal-poor red giant stars in the galactic center. (H.-W. Rix/MPIA) A group of astronomers has managed to identify the “poor old heart of…
The Webb Telescope manages to observe two of the oldest galaxies in the universe that we know
A fragment of a recent deep field image from the Webb Image: SCIENCE: NASA, ESA, CSA, Tommaso Treu (UCLA) IMAGE PROCESSING: Zolt G. Levay (STScI)…
Physicists discovered how to search for alien spacecraft in the universe
Most of the search methods for extraterrestrial civilizations are based on the detection of specific electromagnetic radiation. They are looking for characteristic changes in the…
The universe is not black enough as once thought, according to a new study
Is space really black? This question has been asked by a large number of scientists, with an answer that until now seemed obvious to the…
Two possibly habitable planets discovered orbiting a star close to the Sun
An international scientific team led by the Instituto de Astrofísica de Canarias (IAC), in Spain, has discovered two Earth-mass planets in orbit around the star…