Even in star clusters, families tend to stick together, and stellar "siblings" don't leave each other's sides for billions of years.
Scientists observed large, ultralight reflection variations for the planet Venus, and suspect that the reason might be its thick clouds.
Scientists may have found a volcanic world on the verge of destruction, where the chances of finding life are highly unlikely.
President Donald Trump wants the world to know the United States was not involved in the failure of Iran's most recent rocket launch this week and he's used Twitter to do it.
The iconic Arecibo Observatory in Puerto Rico has received new NASA funding to serve as one of Earth's asteroid guardians.
Pluto lost its "official" planet status over a decade ago, but fans of the solar system's underdog are still rooting for it. And NASA Administrator Jim Bridenstine is one of them.
As raging fires continue to sweep through the Amazon rainforest in Brazil, NASA satellites and astronauts aboard the space station are tracking the flames from above.
The Atacama Desert has long served as an analogue for Mars and could now provide clues about microbial life on the planet.
An experiment to seek out dark energy, or the so-called "fifth force," has come up empty-handed, casting doubt over some theories related to the mysterious cosmic matter.
Two NASA astronauts stepped outside the International Space Station (ISS) today to install a new docking port for incoming commercial crew spacecraft.
This star has a number of odd qualities, and may have had one of the most powerful explosions ever observed.
Two astronauts are taking a spacewalk outside the International Space Station today (August 21) to install a new docking port.
A nearby, rocky exoplanet may be just a plain rock with no atmosphere — supporting a theory that planets orbiting small stars are more susceptible to lacking an atmosphere.
A new study has shed more light on the mysterious quasars and settles a 20-year-old astronomical debate.
Arctic wildfires are becoming more frequent, and NASA is trying to find out how that will impact the surrounding population and the globe.
The Intrepid Museum will take you back in time to marvel at an early example of innovation in air travel and how it inspired future space travel.
A cloaked black hole found lurking behind a cloud of gas dates to the early cosmic years of the universe.
Arianespace launched an Ariane 5 rocket Tuesday (Aug. 6) from Kourou, French Guiana, sending two new telecommunications satellites into orbit.
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