000007898 001__ 7898
000007898 005__ 20260204094652.0
000007898 100__ $$aLobel, A.
000007898 245__ $$aGaia Observes a Cosmic Clock Inside a Large Planetary Nebula
000007898 260__ $$c2023
000007898 269__ $$c2023-11-04
000007898 520__ $$aThe ESA Gaia mission website recently published an image of a planetary nebula, supplemented with three years of data gathered by the satellite. Inside this object, twinkles a blue dot with a very regular pulse of light. This is the mother binary star system of the planetary nebula. Truly a hefty cosmic clock in our galaxy.
000007898 536__ $$aBelspo/$$cProdex2023/$$fProdex2023
000007898 594__ $$aNO
000007898 6531_ $$aESA/Gaia/DPAC
000007898 6531_ $$aPlanetary Nebula
000007898 6531_ $$aESA-Gaia photometry
000007898 6531_ $$aESA-Gaia spectroscopy 
000007898 700__ $$aSordo, R.
000007898 700__ $$aCreevey, O.
000007898 700__ $$aGarcia-Lario, P.
000007898 700__ $$aThevenin, F.
000007898 700__ $$aRoegiers, T.
000007898 700__ $$aDPAC, CU8
000007898 8560_ $$falex.lobel@ksb-orb.be
000007898 85642 $$ahttps://www.astro.oma.be/en/gaia-observes-a-cosmic-clock-inside-a-large-planetary-nebula/
000007898 85642 $$ahttps://www.cosmos.esa.int/web/gaia/iow_20231031
000007898 980__ $$aPRESSREL