Astronomy
This Report Could Make or Break the Next 30 Years of U.S. Astronomy
A battle for the future of American stargazing is about to begin—and the stakes are sky high
Stories by Lee Billings
Space & Physics
See Ingenuity Team’s Joy after the First Mars Helicopter Soars
Scientists and engineers react with elation to the historic interplanetary flight
Space & Physics
This Mars-Studying Scientist May Be the First Woman to Walk on the Moon
Jessica Watkins is excited for humans to get to work on the lunar surface
Space & Physics
Meet the Unsung Heroes behind Humanity’s Improbable Journey to an Alien Ocean
The author of a new book reveals the hidden human history of NASA’s in-development Europa Clipper mission
Space & Physics
Experience Seven Minutes of Terror in New Perseverance Mars Rover Landing Video
Last week’s pinpoint touchdown of NASA’s Mars Perseverance rover in Jezero Crater was historic for many reasons, chief among them the epochal nature of the mission’s task of seeking signs of ancient life—and caching relevant samples for eventual return to Earth...
Space Exploration
Perseverance Has Landed! Mars Rover Begins a New Era of Exploration
NASA’s latest mission to the Red Planet will seek out signs of ancient life, gather samples for return to Earth and even fly a first-of-its-kind interplanetary helicopter
Space & Physics
The Future of Mars Exploration
Join Scientific American for a conversation about the next steps in humanity’s reconnaissance of Mars. Featuring Casey Dreier, senior space policy adviser at the Planetary Society, and space and physics editor Lee Billings, this deep dive will begin with an overview of NASA’s upcoming Perseverance rover—slated to land on Mars in February 2021 to search for signs of past and present life and to gather samples for future return to Earth...
Space & Physics
Is It a Planet? Astronomers Spy Promising Potential World around Alpha Centauri
The candidate could be a “warm Neptune” or a mirage. Either way, it signals the dawn of a revolution in astronomy
Space & Physics
Astronomer Avi Loeb Says Aliens Have Visited, and He’s Not Kidding
In conversation, the Harvard University professor explains his shocking hypothesis—and calls out what he sees as a crisis in science
Space & Physics
Alien Hunters Discover Mysterious Signal from Proxima Centauri
Strange radio transmissions appear to be coming from our nearest star system. Now scientists are trying to work out what is sending them
Policy
Seven Ways the Election Will Shape the Future of Science, Health and the Environment
Climate change, nuclear arms control, the pandemic and more will be determined by whoever wins the White House and Congress
Black Holes
Black Hole Scientists Win Nobel Prize in Physics
Half the award goes to Roger Penrose, with the rest split between Reinhard Genzel and Andrea Ghez, for work revealing the “darkest secrets of the universe”...
Space & Physics
Dark Frontiers: The Science of Black Holes
How massive can black holes become? How do astronomers typically observe them? How do they die? Scientific American presents a conversation about these mysterious cosmic phenomena with Yale University astrophysicist Priyamvada Natarajan...
Space & Physics
Space Telescope Director Says Best Is Yet to Come for Hubble
Three decades into the life of the world’s most revered orbital observatory, Ken Sembach, director of the Space Telescope Science Institute, reflects on its future
Space & Physics
The Lost Worlds of Soviet Space Graphics [Slideshow]
A new book captures the pioneering, propaganda-infused visions of mid-20th-century Soviet space exploration
Space & Physics
Do We Live in a Lopsided Universe?
A new study of galaxy clusters suggests the cosmos may not be the same in all directions
Space & Physics
The New Cosmos: A Conversation with Ann Druyan
Emmy and Peabody Award–winning science writer, producer and director Ann Druyan talks about Cosmos: Possible Worlds, the next installment of the Cosmos series.
Culture
Ann Druyan Is Reimagining the Future
Cosmos co-creator discusses communicating her dream for humanity
Space & Physics
New Horizons May Have Solved Planet-Formation Cold Case
An encounter with Arrokoth at the outskirts of the solar system offers the best evidence yet for how worlds coalesce from dust
Space & Physics
Bizarre Cosmic Dance Offers Fresh Test for General Relativity
Scientists have detected relativistic frame dragging, a prediction of Einstein’s greatest theory, around a distant pair of exotic stars
