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Recent Space Stories

GW250114: Rotating Black Holes Collide. Black hole spectroscopy uses gravitational-wave ringing to test Einstein’s theory and search for new physics.
Fading tones from merged black holes could reveal their mass, spin and whether gravity behaves exactly as Einstein predicted.
Joshua Shavitupda
Schematically illustration of the resonant annihilation of dark matter into Standard Model particles through a dark photon mediator.
SpaceDark matter may be naturally tuned to a hidden fifth dimensionJoseph Shavit
Hemispheric differences in SW the Moon receives as influenced by Earth’s magnetosphere.
SpaceChang’e-6 samples reveal how Earth’s magnetosphere changed the solar wind reaching the MoonJoshua Shavit
This artist’s concept shows the exoplanet LHS 1140 b surrounded by a helium-rich atmosphere, while another rocky planet orbits the same cool red dwarf star in the background.
SpaceAstronomers discover the first rocky planet with an atmosphere located in the habitable zoneJoseph Shavit
An image of elliptical galaxy NGC4696 located at the center of the Centaurus Cluster taken by the Hubble Space Telescope. This image shows dusty filaments surrounding the center of the galaxy.
SpaceJWST reveals how a supermassive black hole keeps feeding itselfJoseph Shavit
Space launch costs could fall 93% by 2040, making orbital research, manufacturing and tourism far more affordable.
SpaceSpace launch costs could fall 93% by 2040, opening orbit to new industriesJoshua Shavit
Microwave rocket propulsion tests reveal progress in beam tracking, plasma control and thrust, but major efficiency barriers remain.
SpaceCan rockets ride on a microwave beam? A radical launch idea is moving beyond the labJoseph Shavit
An artist impression of a red dwarf with a white dwarf binary companion peeking out from behind. The diameters of the two stars are shown to scale
SpaceAstronomers discover four nearby white dwarfs hiding in plain sightJoshua Shavit
For decades, astronomers have predicted that the Milky Way will eventually collide with its nearest large galactic neighbor, Andromeda.
SpaceNew findings revise the Milky Way-Andromeda collision odds into a cosmic coin tossJoseph Shavit
Composite image from the Galactic Center. Green and yellow: 8 µm and 24 µm emission observed with Spitzer (Churchwell et al. 2009; Carey et al. 2009). Red: 20 cm emission imaged with MeerKAT (Heywood et al. 2019, 2022) and the Green Bank Telescope (GBT; Law et al. 2008).
SpaceSugar found in interstellar space may have seeded life on EarthJoshua Shavit
MIT-led physicists built a model to search for dark matter traces in gravitational waves. One black hole merger event, GW190728, fits the pattern of a collision inside a dense scalar cloud.
SpaceStrange gravitational waves may reveal dark matter near merging black holesJoseph Shavit
A sign-changing dark energy model moves Hubble estimates closer, but rigorous tests show the cosmological tension remains.
SpaceDark energy reversal cannot close the universe’s expansion gap
CPT symmetry states that the laws of physics stay the same when electric charge, spatial coordinates, and the direction of time are all reversed simultaneously.
SpaceMirror universe where time runs backwards could help explain dark matter, antimatter and neutrinosJoseph Shavit
The GEO Polar images are generated from a vantage point above the north pole, showing the concentrations of satellites in LEO and in the ring-like geosynchronous region.
SpaceAstronomers are finding space junk too small to track, and it’s getting dangerousJoseph Shavit
New radio maps of the Orion Nebula reveal unknown expanding shells and cavities, while cutting the estimated mass of its surrounding shell nearly tenfold.
SpaceRadio observations reveal once hidden structures around the Orion NebulaJoseph Shavit
ALMA found two hot molecular cores inside a supernova remnant, with organic chemistry that appears surprisingly intact.
SpaceOrganic molecules can survive violent supernova explosions – fueling star and planet formationJoseph Shavit
The eROSITA X-ray telescope, which was developed and built by a consortium of German institutes led by the Max Planck Institute for Extraterrestrial Physics (MPE).
SpaceA cosmic gateway near Earth may connect us to other distant worldsJoseph Shavit