Space Exploration
NASA Hails Starliner Launch Success Despite Thruster Glitch
The Starliner team is confident the malfunctions won’t prevent the spacecraft from completing its mission
Purch
Space Exploration
Old Russian Rocket Motor Explodes in Orbit, Creating More Space Debris
Ground stations are currently tracking 16 fragments associated with the event, which occurred on April 15
Planetary Science
Hubble Confirms Megacomet Bound for Inner Solar System Is Largest Ever Seen
The icy nucleus of Comet Bernardinelli-Bernstein is about 80 miles (129 kilometers) wide
Cosmology
Astronomers Spot Most Distant Galaxy Yet, 13.5 Billion Light-Years from Earth
The surprisingly bright galaxy, called HD1, may contain some of the universe’s first stars, as well as a supermassive black hole
Space Exploration
Ax-1, First Private Crewed Space Station Mission, Launches Successfully
Axiom Space’s visit to the International Space Station is a milestone for commercial human spaceflight
Cosmology
Hubble Space Telescope Spots Most Distant Star Ever Seen
Called Earendel, the star is nearly 13 billion light-years from Earth
Astronomy
5,000 Exoplanets! NASA Confirms a Cosmic Milestone
Three decades after it began, the exoplanet revolution shows no sign of slowing down
Space Exploration
Mars Helicopter Ingenuity Soars on 22nd Red Planet Flight
The aircraft’s sorties are helping NASA’s Perseverance rover scout a path into an ancient Martian river delta
Astrophysics
A Stunning Image Shows Stars Aligned for the James Webb Space Telescope
With its mirrors now focused, the observatory’s science instruments are now being readied for work
Defense
How Many Nuclear Weapons Exist, and Who Has Them?
Nuclear states admit to owning about 13,000 warheads, but the real number could be higher
