ISS-over.me

When can you see the ISS over Hornsby?

ISS over Hornsby: Next Pass 17:02 (W→SSE) at 12.4° for about 9 min .

This is our current prediction for the next visible ISS pass over Hornsby. The International Space Station will be visible from Hornsby starting at 17:02.

We don't see any visible passes over Hornsby for the next 36 hours. Check back later!

Updated: 08:17 · Night of 2026-06-18 (local) · Timezone: Australia/Sydney

Local Viewing Conditions

Bortle Class 3

Rural / Semi-Rural

Decent darkness with some light domes.

“Your dark skies are excellent, but the ISS is so bright that light pollution wouldn't stop you anyway.”

Stars to look for this month

Look overhead for Scorpius dominating the zenith.

  • Scorpius
  • Sagittarius
  • Lupus

Tonight’s Viewing Conditions

Next visible pass

Look up at 2026-06-27 18:48

Moves SSWE. Peaks at 18°.

Cloud cover 98%
Forecast: 17:00
Moon Waxing Crescent (14%)
Astronomical darkness 18:2305:30

Viewing tips

Starts at 2026-06-27 18:48. Appears SW (210°) and moves toward E (85°). Peaks at 18° (low in the sky).

This pass stays low on the horizon (18°), so you’ll need a clear view (no buildings/trees).

Conditions are evaluated using cloud cover, moon phase, and ISS elevation.

Visible ISS passes in the next 36 hours

Next 36h: 1 pass · Next: 17:02

How to spot the next ISS pass

Applies to: 17:02 (local)

Starts
W
265°
Max Height
12.4°
Elevation
Ends
SSE
150°

Viewing Gear Guide

Binoculars

While the ISS is visible to the naked eye, a pair of 10x50 binoculars can reveal more structure detail.

Photography

To capture the ISS light trail, use a tripod and a long exposure (10-30 seconds).

Frequently Asked Questions

Can you see the ISS through clouds?

No, the ISS is not visible through thick clouds. If cloud cover is low, you may still catch it through breaks.

How much cloud cover is too much?

Above ~80% cloud cover, viewing is usually difficult. Best results are typically with 0-20% cloud cover.

How accurate is the forecast?

Pass timing is highly accurate. Weather can shift quickly, so re-check cloud cover close to the pass.

What does visible pass mean?

A visible pass means the ISS is sunlit while your sky is dark enough to see it.

ISS fact of the day

The ISS is the single most expensive object ever built, costing over $150 billion.

Explore Nearby Cities

Tip: Go outside a few minutes before pass time with a clear horizon and minimal direct glare.