Precise measurement of the absolute sky brightness at 60–350 MHz
GINAN receiver with advanced architecture The GINAN receiver implements a new architecture that dynamically self-calibrates for receiver noise…
A Universe Without Dark Energy? Mathematicians Challenge Standard Cosmology
A new analysis argues that the standard cosmological model may be fundamentally unstable, raising questions about whether dark…
Deep-space water reservoir contains trillions of times more water than all Earth’s oceans combined
A cloud of water larger than anything ever seen in space has turned up around one of the…
New analysis reveals why Ganymede has a magnetic field when other moons do not
Ganymede has long looked like a contradiction in orbit. Jupiter’s largest moon is the only moon known to…
Can Our Model of the Cosmos Work Without Dark Energy? New Research Says It Can
Dark energy has been a mysterious element of cosmological equation since it was proposed three decades ago, but…
Astronomers can now measure newborn planet mass from dusty stellar rings
A bright ring of dust circling a young star can look calm from far away. In reality, it…
Mars’ atmosphere is changing how scientists see unmagnetized planets
Mars does not have Earth’s kind of magnetic shield, so it has often been treated as the solar…
Cosmic Voids May Contain the Universe’s Best Secrets
Nature abhors a vacuum, so the saying goes, but nobody told the universe. Space is filled with cosmic…
Scientists May Have Found Dark Matter’s Fingerprint in a Black Hole Collision
Gravitational waves from colliding black holes may hold subtle clues about one of the universe’s greatest mysteries: dark…
Faint black hole ‘ringing’ provides a sharper test of Einstein’s gravity
When two black holes crash together, the violence does not end at impact. The newly formed black hole…
The biggest black holes grow by crashing into each other over and over again
Some of the biggest black holes ever picked up through gravitational waves may not have formed in a…
Rocky planets smaller than Earth may be too small to stay habitable
While a planet can orbit around a Sun-like star and sit comfortably within its habitable zone, it could…