Space

As the youthful universe congealed under the pull of gravity, matter knotted itself into galaxies, galaxy clusters and filaments, weaving […]

Satellites hampering radio astronomy — Science News, October 5, 1974 In the past, the satellites and probes launched by NASA

A red dwarf star known as Barnard’s star, which lies a mere six light-years from our solar system, has at

While SpaceX’s Starlink satellites are enabling internet access and cell phone communications around the globe, they’re also posing a threat

At age 12, Tracy Slatyer felt sorry for a book. She read a newspaper article about how lots of people

Contrary to a previous report, there is no evidence for an intermediate-mass black hole in Omega Centauri, the Milky Way’s

One of the most compelling possible signs of extraterrestrial communication may have an astrophysical explanation. Called “Wow!” signal, the bright

A distant stellar nursery holds a cluster of newborn worlds the size of Jupiter, the smallest of which is surrounded

A lucky alignment of two sun-studying spacecraft may have finally solved a decades-old solar mystery. Data from NASA’s Parker Solar

For the first time, scientists have measured a long-sought global electric field in Earth’s atmosphere. This field, called the ambipolar