Lindley Johnson has been a pioneer in blueprinting warning and response scenarios to any potential impact of Earth by an ...

Skywatchers worldwide are in for a charming cosmic display before the Sun rises Friday, as three celestial bodies will appear in close conjunction. The arrangement of Venus, Saturn and a slender ...

Casey Dreier, the policy advocate for the Pasadena-based Planetary Society, says, “This is an extinction-level event for the Earth- and space-science communities, upending decades of work and ...

What can an exoplanet falling into its own star tell astronomers about the formation and evolution of planetary systems ... For the study, the researchers used NASA’s powerful James Webb Space ...

Astronomers pointed the powerful James Webb Space Telescope at planetary nebula NGC 1514, where a star is shedding copious amounts of gas into the universe as it gradually exhausts its fuel and ...

When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an opportunity for NASA to improve its understanding of that planet's ...

There's always room for improvement ... It's an important capability, not just for planetary defense but applicability and importance to cislunar space domain awareness as well.