2008 ⟶ First Earth-Impacting Meteoroid Tracked Before Impact

2008 TC3 becomes the first Earth-impacting meteoroid spotted...
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2008

☄️ First Earth-Impacting Meteoroid Tracked Before Impact

2008 TC3 becomes the first Earth-impacting meteoroid spotted and tracked prior to impact.⟶
First Earth-Impacting Meteoroid Tracked Before Impact (2008)
AstronomyMeteoroidsSpace ExplorationNear-Earth ObjectsImpact Events21st Century Science2008 TC3Planetary Defense
SudanSudan

⚫ Evidence for Supermassive Black Hole at Milky Way's Center

16-year study of stellar orbits around Sagittarius A** provides strong evidence for a supermassive black hole at the centre of the Milky Way galaxy⟶
Evidence for Supermassive Black Hole at Milky Way's Center (2008)
AstronomyAstrophysicsBlack HolesMilky WaySagittarius A*Galactic CenterStellar Orbits21st Century ScienceGeneral Relativity