NASA’s Pandora Satellite, CubeSats to Explore Exoplanets, Beyond
NASA’s Pandora Satellite, CubeSats to Explore Exoplanets, Beyond

A new NASA spacecraft called Pandora is awaiting launch ahead of its journey to study the atmospheres of exoplanets, or worlds beyond our solar system, and their stars. Along for the ride are two shoebox-sized satellites called BlackCAT (Black Hole Coded Aperture Telescope) and SPARCS (Star-Planet Activity Research CubeSat), as NASA innovates with ambitious science […]

Hubble Telescope spies ‘wake’ of supergiant Beutelgeuse’s hidden companion star

Using new observations from the Hubble Space Telescope and observatories on Earth, scientists have confirmed the existence of Betelgeuse’s elusive companion star, named Siwarha.

NASA Hubble Helps Detect ‘Wake’ of Betelgeuse’s Elusive Companion Star
NASA Hubble Helps Detect ‘Wake’ of Betelgeuse’s Elusive Companion Star

Using new observations from NASA’s Hubble Space Telescope and ground-based observatories, astronomers tracked the influence of a recently discovered companion star, Siwarha, on the gas around Betelgeuse. The research, from scientists at the Center for Astrophysics | Harvard & Smithsonian (CfA), reveals a trail of dense gas swirling through Betelgeuse’s vast, extended atmosphere, shedding light […]

Carina Nebula shines with white-blue stars | Space photo of the day for Jan. 5, 2026

The Westerlund 2 star cluster is home to some of the Milky Way’s brightest stars.