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2. SMACS 0723 - Wikipedia

   en.wikipedia.org/wiki/SMACS_0723

   SMACS J0723.3–7327, commonly referred to as SMACS 0723, is a galaxy cluster about 4 billion light years from Earth, [2] within the southern constellation of Volans (RA/Dec = 110.8375, −73.4391667).

3. List of galaxies - Wikipedia

   en.wikipedia.org/wiki/List_of_galaxies

   Size (left) and distance (right) of a few well-known galaxies put to scale. The following is a list of notable galaxies.. There are about 51 galaxies in the Local Group (see list of nearest galaxies for a complete list), on the order of 100,000 in the Local Supercluster, and an estimated 100 billion in all of the observable universe.

4. IAU designated constellations by area - Wikipedia

   en.wikipedia.org/wiki/IAU_designated...

   Before Delporte's work, there was no standard list of the boundaries of each constellation. Delporte drew the boundaries along vertical and horizontal lines of right ascension and declination ; however, he did so for the epoch B1875.0 , which means that due to precession of the equinoxes, the borders on a modern star map (e.g., for epoch J2000 ...

5. List of largest stars - Wikipedia

   en.wikipedia.org/wiki/List_of_largest_stars

   Below are lists of the largest stars currently known, ordered by radius and separated into categories by galaxy. The unit of measurement used is the radius of the Sun (approximately 695,700 km; 432,300 mi).

6. Here Are 18 Best Stargazing Apps for Spotting Constellations ...

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7. Lists of astronomical objects - Wikipedia

   en.wikipedia.org/wiki/Lists_of_astronomical_objects

   List of most luminous stars; List of most massive stars; List of largest known stars; List of smallest stars; List of oldest stars; List of stars with proplyds; List of variable stars; List of semiregular variable stars; List of stars that dim oddly; List of X-ray pulsars; List of brown dwarfs; List of supernovae. List of supernova remnants ...

8. Moon and Mars to make celestial rendezvous in early ... - AOL

   www.aol.com/moon-mars-celestial-rendezvous-early...

   Saturn has been a popular planet for stargazers this month as it reached its peak brightness on Aug. 14, but astronomy fans' attention will shift to another easy-to-spot planet later this week.

9. IAU designated constellations - Wikipedia

   en.wikipedia.org/wiki/IAU_designated_constellations

   IAU designated constellations in equirectangular projection (epoch B1875.0) In contemporary astronomy, 88 constellations are recognized by the International Astronomical Union (IAU). [1] Each constellation is a region of the sky bordered by arcs of right ascension and declination, together covering the entire celestial sphere. Their boundaries ...