One large Milky Way galaxy or many galaxies? 100 years ago, 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 ...
ESA’s Gaia Spacecraft Wraps Up Revolutionary Milky Way Mapping Mission
ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.
Legendary Gaia Spacecraft Maps Entire Galaxy, Promptly Retires
The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...
AllAfrica.com15h
South African Telescope Locates Galaxy 32 Times Bigger Than Earth
South Africa's MeerKAT telescope has identified a massive new radio galaxy, nicknamed Inkathazo, which translates to 'trouble ...
Got a telescope? Bid farewell to ESA's retiring Milky Way mapper
In the meantime, there remains a chance to glimpse Gaia through a small telescope before its final retirement. Uwe Lammers, ...
SiliconRepublic12d
Earth bids farewell to ESA’s Gaia spacecraft
The ESA will passivate Gaia on 27 March 2025, the one-of-a-kind observatory craft that unravelled many of the Milky Way's ...
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 Conversation4d
One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate’
It seemed that these redshifted galaxies were all moving away from the Milky Way. Hubble’s results suggested the farther away a galaxy was, the faster it was moving away from Earth. Hubble got ...