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WTHWas That?

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Markham

Everything seen over Markham, Ontario. Tonight's sky here

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WTH Was That?
Free to use anywhere, no account needed. We pull up the sky for your exact time and place, then tell you what fits and what doesn't.

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Orbit data: Space-Track.org (USSPACECOM) and CelesTrak. Launches: Launch Library 2 by The Space Devs. Space weather: NOAA SWPC. Weather: NOAA NWS and Open-Meteo. Aircraft: adsb.lol (ODbL). Positions computed with astronomy-engine and satellite.js.

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