Amazing Science
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Amazing Science

Artistic representation of the Milky Way, in which the constituent elements of the galaxy are represented: the central bulge, the galactic disk, the globular clusters, and a vast outer halo, less dense than the disk, formed by a scattered population of very ancient stars [NASA, ESA A. Feild (STScI)]

1,540 Billion Suns

It is the total mass of the Milky Way, based on observations from the Hubble and Gaia space telescopes

Despite decades of research, the mass of the Milky Way is rather roughly known. Among the reasons that complicate the calculation of this fundamental value is the fact that the solar system is right in the middle of the galactic disk. Therefore, we lack the…

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Astronomy, Cosmology, Astrobiology, Space Exploration, Science Fiction, Technology

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Michele Diodati

Michele Diodati

Science writer with a lifelong passion for astronomy and comparisons between different scales of magnitude.

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