Medicine & TechnologyNASA rejected the missions to Neptune and Jupiter moons – Io and Triton – after announcing their plans to fly instead to Venus. Here's why.
Because it dwells in the galactic plane, where it may easily be covered by the Milky Way's 400 billion stars, the stellar stream has stayed hidden from astronomers for a long time.
A recent blast from dying star billions of light years away was captured by astronomers. The blast was a result of a gamma-ray burst, the biggest recorded explosion in the universe.
For the first time since 2017, a magnificent solar eclipse will dazzle parts of the United States next week, appearing as an ominous and fiery burning light in the sky.
The SpaceX Dragon cargo spacecraft carried the 7300-pound crew supplies, including fresh lemons, onions, avocados and cherry tomatoes for the ISS' seven astronauts.
NASA's Juno spacecraft will fly past Ganymede at 1:35 p.m. EDT. The flyby will be the closest-known since Galileo spacecraft made its penultimate close approach on May 20, 2000.
CIBER-2 is planned to launch soon, aiming for the total count of stars. Using astonishing methods, the rocket is expected to reveal more than the currently known in the universe.
Two cosmonauts have ended their seven-hour spacewalk on the International Space Station in preparation for the arrival of the Russian module on the ISS.
SpaceX has launched glow-in-the-dark baby squids and tardigrades into the International Space Station (ISS) as part of a cargo resupply mission in support of NASA's space experiments.