
Our Sun Could Someday Reveal the Surfaces of Alien Earths
In the far future, we could reveal detailed views of distant worlds by turning our home star into a gravitational lens
In the far future, we could reveal detailed views of distant worlds by turning our home star into a gravitational lens
The alien comets could illuminate the history of their planetary system
A satellite will scour the Milky Way for exoplanets orbiting stars just like the sun
Proxima d might be only a quarter the mass of Earth, potentially making it one of the smallest worlds yet discovered beyond our solar system
Kepler-1708 b-i appears to be a giant moon orbiting a Jupiter-sized planet thousands of light-years from Earth
The successful unfurling of the five-layered, tennis court-sized assemblage is a major milestone for the new observatory
With a density close to that of pure iron, GJ 367b may be the remnant metal-rich core of an evaporated giant world
Interstellar xenia, or the welcoming of cosmic strangers, could solve this mystery
A privately funded telescope called Toliman will seek habitable worlds in our nearest neighboring star system, potentially sparking a new wave of exoplanetary exploration
Sparked by major advances in their field, astrobiologists are grappling with how best to discuss possible breakthrough discoveries with the public
A major report outlining the highest priorities and recommendations for U.S. astronomy has finally been released, revealing the shape of things to come
Four candidate worlds found via flashes of radio emission may be the first of many revealed by a new planet-hunting technique
A battle for the future of American stargazing is about to begin—and the stakes are sky high
The blog’s author reflects as nine years of writing undergo an evolutionary change
Our nearest star system is slowly revealing itself
Silicate dynamos could drive magnetic fields in more planets—and younger ones
Ten years, measured in words on astrobiology, exoplanets and the cosmos in general
A roundup of recent research with astrobiological implications
For photon-eating life, smaller stars are unavoidably inferior providers—according to thermodynamics
Questions about living systems on other planets come with some baggage
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