Tag: distances
Measuring the distances to galaxies with area telescopes
An illustration of measuring a photometric redshift utilizing six broadband imaging filters (left panel). A mannequin galaxy spectrum with a…
James Webb Area Telescope reveals distances of practically 200 deep-space galaxies
NASA's James Webb Area Telescope has helped astronomers decide the gap to just about 200 galaxies and galaxy clusters fashioned…
Ascertaining distances for supernovae that struck the Earth 3 million and 7 million years ago
X-ray image of the Tycho supernova, also known as SN 1572, located between 8,000 and 9,800 light-years from Earth. Tycho…
A new method helps to measure cosmological distances more accurately
Recreation of Baryon Acoustic Oscillations. Credit: Recreation of Baryon Acoustic Oscillations. (Zosia Rostomian, Lawrence Berkeley National Laboratory). After a complex…
A New Way to Measure Distances in the Universe
If we want to understand the Universe, we have to start with its size. Ancient people had no idea there…
Gravity and dark matter, a bond beyond distances
Dwarf galaxy. Credit: NASA's Goddard Space Flight Center/Jenny Hottle Isaac Newton formulated his theory of gravity as an action at…