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Convocation processional, circa 1929
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Hubble Constant

Featured

The Hubble Constant, explained

The Hubble constant, explained

Black hole collisions could help us measure how fast the universe is expanding Artist's rendition of colliding black holes

Black hole collisions could help us measure how fast the universe is expanding

Aug 15, 2022
‘There may not be a conflict after all’ in expanding universe debate Illustration of a bright light at the center of a reddish star

‘There may not be a conflict after all’ in expanding universe debate

Jun 30, 2021
Aging stars provide a new cosmological yardstick Telescope image focused on a red star

Aging stars provide a new cosmological yardstick

Mar 2, 2021
New measure of Hubble constant adds to mystery about universe’s expansion rate Red giants

New measure of Hubble constant adds to mystery about universe’s expansion rate

Jul 16, 2019
Video: Prof. Wendy Freedman explains the Hubble Constant measurement mystery Wendy Freedman

Video: Prof. Wendy Freedman explains the Hubble Constant measurement mystery

Prof. Wendy Freedman explains the Hubble Constant measurement mystery

Jul 16, 2019
How to use gravitational waves to measure the expansion of the universe Neutron star collision

How to use gravitational waves to measure the expansion of the universe

Mar 28, 2019
Gravitational waves could soon provide measure of universe’s expansion Gravitational Waves

Gravitational waves could soon provide measure of universe’s expansion

Oct 22, 2018
LIGO announces detection of gravitational waves from colliding neutron stars Illustration of gravitational waves

LIGO announces detection of gravitational waves from colliding neutron stars

Oct 16, 2017

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