Could there be information networks across the galaxy?
A novel idea for the local terraforming of Mars raises interesting possibilities
50 things to see in the night sky, untold stories of mathematical Americans, and more
Meet the xEMU space suit—and a new suit for the Orion spacecraft, too
The company’s constellation could eventually consist of 42,000 spacecraft
Rumblings on the Red Planet act like x-rays, allowing scientists to probe the hidden interior of Mars. Christopher Intagliata reports.
Peering into the unknown requires us to recognize our own mental blind spots
The Labeled Release experiment on the Viking mission reported positive results, although most have dismissed them as inorganic chemical reactions
Confused by all those theories? Good
Anomalous motions of stars orbiting our galaxy’s central supermassive black hole might reveal the existence of long-hypothesized tunnels through spacetime
Some 15 billion years ago the universe emerged from a hot, dense sea of matter and energy. As the cosmos expanded and cooled, it spawned galaxies, stars, planets and life
The 2019 Nobel Prize in Physics goes to James Peebles “for theoretical discoveries in physical cosmology” and to Michel Mayor and Didier Queloz “for the discovery of an exoplanet orbiting a solar-type star.”...
James Peebles, who helped found the field of cosmology, shares the prize with Michel Mayor and Didier Queloz, discoverers of the first exoplanet around another sunlike star
The intellectual value of movement through space
Forget galaxies, stars and planets; the cosmos is really a complex chemical system
About 70 percent of our planet’s surface is covered with water, and it plays an important role in our daily lives. But how did water get on Earth in the first place?
Calling a distant world Earth-like is bad practice; calling it habitable is not much better
The object 2I/Borisov has the same composition as comets in the solar system, suggesting its system of origin might resemble ours
There are way more important planetary concerns to direct your attention to