Alpha Centauri
2 reportsAlpha Centauri is an astronomical object studied through its light, motion, composition, environment, and population context. Evidence comes from mass estimate, chemical abundance, and object classification, and competing models remain viable when observations are sparse or indirect.
The public record for Alpha Centauri is read through distance and motion; stellar evolution; and stellar spectra. Conclusions concerning distance and motion remain tied to model comparison, multiwavelength observations, and transparent methods; the comparison must account for the fact that limited viewing geometry and indirect measurements can leave competing explanations.
The public record for Alpha Centauri is read through distance and motion; stellar evolution; and stellar spectra. Conclusions concerning distance and motion remain tied to model comparison, multiwavelength observations, and transparent methods; the comparison must account for the fact that limited viewing geometry and indirect measurements can leave competing explanations.
Hubble captures a superbubble shaping star formation in the Large Magellanic Cloud
A new Hubble Space Telescope image reveals a vast cavity in nebula LHA 120-N44, showing how massive stars reshape their surroundings and spark new star birth in a neighboring galaxy.
Fermi Explorer Mission Targets 2029 Launch Toward Alpha Centauri
A nonprofit group aims to send a low-cost probe to Alpha Centauri by 2029, marking the first directed interstellar mission. The journey would last 80,000 years, raising new questions about the feasibility and purpose of such long-term exploration.