Stars Cepheid Variables: Brightness Over Time October 26, 1994 · NASA Share Original on NASA ↗ More starsHubble Snapshots Capture Pulsation Rate of a “Stellar Milepost”October 26, 1994Individual M100 CepheidOctober 26, 1994Individual M100 CepheidOctober 26, 1994M100 CepheidsOctober 26, 1994 · videoDistance ScaleOctober 26, 1994 · videoHubble’s Search for Faint Field Stars in Galactic HaloOctober 17, 1994Supernova 1987A RingsMay 19, 1994Mysterious Ring Structure around Supernova 1987AMay 19, 1994 ← Newer: M100 CepheidsOlder: Distance Scale →