India needs to launch the space act it keeps scrubbing
India’s growing space industry needs an umbrella Space Act for legal support. India needs a Space Act. It…
US study warns a 1-in-250-year solar storm could cut power to 5 million, cost $1.8 billion a day
New research estimates the devastating effects an extreme geomagnetic storm would have on the United States and how…
Solar system’s smallest planet shrinking faster than we thought
There’s less Mercury in the system. Scientists found that Mercury, the solar system’s smallest planet, is shrinking far…
Andromeda is visible from 2.5 million light-years because the light of hundreds of billions of stars blends together. But an Earth-like planet there would be roughly ten billion times fainter than its own star and separated from it by only about 1.3 microarcseconds—far beyond the direct-imaging ability of any existing telescope.
Andromeda can be found without a telescope under a sufficiently dark sky, even though its light has travelled…
A New Catalog of Close to 3,000 Supernova Challenges Theories on Dark Energy
After decades of observations, an international effort led by researchers at the University of Queensland’s School of Mathematics…
Five night sky events to look forward to this autumn
Another meteor shower arrives later in November, with the Leonids expected to peak around 17 November. The Leonids…
On 5 September 1977 Voyager 1 left Cape Canaveral at 721.9 kg; as of 21 August 2024 it was 164.7 AU from Earth, moving about 38,027 mph relative to the Sun and still returning data
A spacecraft that weighed 721.9 kilograms — 1,592 pounds, roughly the mass of a small car — lifted…
Saudi Arabia’s stc Group orders small GEO satellite in another Astranis Block 3 reshuffle
TAMPA, Fla. — Saudi telecoms giant stc Group has replaced one of two small geostationary satellites Mexican telco…
Mercury may have shrunk by seven miles since it formed
Scientists found that Mercury’s roughest terrain may conceal ancient cliffs, suggesting the planet shrank substantially more than estimates…
SpaceX needs Starship to deliver on Earth before reaching Mars
SpaceX is entering a critical phase for Starship as it weighs the rocket’s near-term role as a revenue…
The Heavy Disco-Ball Satellite Designed To Do… Nothing
Launched in 1976, LAGEOS-1 (LAser GEOdynamic Satellite) is unusual in that it contains no instrumentation, no electronics, no…
China Deploys Rare Type of Space Junk That Pollutes Orbit for Hundreds of Years
Sign up to see the future, today Can’t-miss innovations from the bleeding edge of science and tech The…