Hubble measures the distance to a supernova

This annotated Hubble image of NGC 3810 denotes the location of the Type Ia supernovae SN 2022zut, It was the 18,142nd supernova found in 2022. Credit: ESA/Hubble & NASA, D.…

NASA Mission to Study Mysteries in the Origin of Solar Radio Waves

NASA’s CubeSat Radio Interferometry Experiment, or CURIE, is scheduled to launch July 9, 2024, to investigate the unresolved origins of radio waves coming from the Sun. CURIE will investigate where…

A new proposal would change that

Credit: Unsplash/CC0 Public Domain Planetary scientists are proposing a new definition of a planet to replace one that many researchers view as sun-centric and outdated. The current definition—established in 2006…

Hubble finds evidence for rare black hole in Omega Centauri

An international team of astronomers has used more than 500 images from the NASA/ESA Hubble Space Telescope spanning two decades to detect seven fast-moving stars in the innermost region of Omega Centauri,…

Mars likely had cold and icy past, new study finds

The rim and floor of Gale Crater as seen from NASA’s Curiosity Rover. Credit: NASA The question of whether Mars ever supported life has captivated the imagination of scientists and…

New class of Mars quakes reveals daily meteorite strikes

An international team of researchers combine orbital imagery with seismological data from NASA’s Mars InSight lander to derive a new impact rate for meteorite strikes on Mars. Seismology also offers…

Auroras caused by head-on blows to Earth’s magnetic field could damage critical infrastructure, scientists say

Credit: Harrison Haines from Pexels Auroras have inspired myths and portents for millennia—but only now, with modern technology dependent on electricity, are we appreciating their true power. The same forces…

We need to consider alternatives to dark matter that better explain cosmological observations

A composite image showing the distribution of dark matter, galaxies and hot gas in the core of a merging galaxy cluster. Credit: NASA Goddard Do constants of nature—the numbers that…

NASA mission to study mysteries in the origin of solar radio waves

CURIE will investigate where solar radio waves originate in coronal mass ejections, like this one seen in 304- and 171-angstrom wavelengths by NASA’s Solar Dynamics Observatory. Credit: NASA/Goddard Space Flight…

NASA astronauts spend unexpected July 4 on the International Space Station

Credit: Pixabay/CC0 Public Domain Astronauts Suni Williams and Butch Wilmore spent an unexpected Fourth of July aboard the International Space Station—but it was hardly a patriotic display of engineering prowess.…