earth1d
100 years ago: Edwin Hubble proved the Milky Way is not the only galaxy in the universe
In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...
NASA’s SPHEREx Will Unveil the Hidden Spectrum of the Cosmos
SPHEREx is a groundbreaking NASA telescope that will map the entire sky in infrared, revealing insights into cosmic inflation ...
techexplorist13h
A giant radio galaxy could be home to almost 30 Milky Way galaxies
Giant radio galaxies (GRGs) are massive, with plasma jets powered by supermassive black holes at their centers, stretching ...
One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate’
A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...
Farewell Gaia! ESA's Decade-Old Telescope Retires After Delivering Best Map Of The Milky Way
The European Space Agency's (ESA) Gaia telescope has completed its objective - making the most detailed and precise map of the Milky Way galaxy. The agency shared the visuals on social media, ...
earth2d
Two enormous "bubbles" discovered towering above and below our Milky Way galaxy
In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...
ESA spacecraft Gaia releases the best Milky Way map before shutting down after 12 years
The European Space Agency's Gaia spacecraft concludes its 12-year mission to map the Milky Way, leaving behind a legacy of unprecedented data and discoveries.
NASA’s new SPHEREx telescope set to launch in February: What makes it unique and what will it discover?
NASA's SPHEREx mission, set to launch in February 2025, will utilize an advanced infrared telescope to map the entire sky in ...