Night Sky Alert
Tonight in Guyuan, China · More in China →
40 OUT OF 100

MaybeGuyuan night sky · Sat, Oct 17, dark 19:12–6:08 GMT+8

  • Aurora unlikely. Tonight's forecast peaks at Kp 2.0. From here you'd usually need about Kp 9, which takes a rare, extreme storm.
  • Space station passes at 5:30, up to 43° high, moving W → NE. It looks like a bright, steady star that crosses the sky in a few minutes.
  • Moon 39% lit (Waxing Crescent), above the horizon for 32% of the dark hours.
  • Clouds: about 30% effective cover during dark hours.

Updated 14 min ago. Times in Asia/Shanghai (GMT+8).

Clouds tonight
17:00clouds, % of sky7:00
Aurora reach
Kp 9+ needed
Magnetic latitude 32.1° N, too far from either auroral zone in all but the rarest storms. Tonight's forecast peak: Kp 2.0. Live map →
Moon
39% lit
Waxing Crescent. Up for 32% of dark hours.
Next meteor peak
Orionids
Peak night Oct 21–22 · Moon 82% lit

Next visible space station passes

When (GMT+8)HighestPath
Sun, Oct 18, 5:2743°W → NE

Visible passes only: station sunlit, your sky dark. Computed from CelesTrak orbital data.

Launches within view

LaunchWhen (GMT+8)Distance
Long March 4B | Unknown PayloadSat, Oct 24, 2:00758 km
Long March 12A | Flight 2Sat, Oct 31, 8:00757 km

Launches within 1,000 km in the coming days. Night and twilight launches are the ones to watch. Data: The Space Devs.

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Nearby

Guyuan, China · 36.01°, 106.28° · population 411,854 (GeoNames). The score is an estimate; here's how it's made.