Science Theme: Exoplanetary Polar Geology / Collapse Era Archive
Acquisition Date
12 February 2291
Local Planet Time
21:46
Latitude (centered)
−84.392°
Longitude (East)
214.771°
Orbital Altitude
421.3 km (261.7 miles)
Original Image Scale Range
from 27.2 cm/pixel (1×1 binning) to 54.4 cm/pixel (2×2 binning)
Map Projected Scale
23 cm/pixel
Map Projection
Polar-Stereographic
Emission Angle
6.2°
Phase Angle
81.7°
Solar Incidence Angle
64°, with the sun approximately 26° above the horizon
Solar Longitude
193.4°, Southern Autumn
Description
Captured by the APOCALYPTICAL HIGH-RESOLUTION CAMERA (AHRC) aboard the orbital probe Erebus-3, this image reveals the unstable frontier between dark iron-silicate dune fields and glassy crystalline ash plains near the southern terminator of Exoplanet N-9 (Eidolon).
The dark zone (left) is composed of compacted ferromagnetic grains that align with the planet’s decaying magnetic field, forming wind-locked ridges known as magnetic dunes.
The bright crystalline region (right) represents the seasonal exposure of residual silicate frost — a substance that sublimes directly into plasma vapor under ultraviolet radiation from Eidolon’s dying sun.
At this latitude, the surface temperature oscillates between −183 °C and −146 °C, causing fine electrostatic discharges that carve shallow pits and channels (visible as black depressions). These features shift with each solar cycle, suggesting an active sublimation-regeneration process similar to, but far more violent than, Martian CO₂ geysers.
The image also records subtle optical interference along the border region — an effect caused by ionized dust suspended in the planet’s thin xenon-helium atmosphere. This gives the area its signature metallic shimmer when viewed under oblique illumination.
Instrument
AHRC (Apocalyptical High-Resolution Camera)
Constructed by The Archive Initiative, based on the HiRISE optical array design.
Operated remotely by Apocalyptical Systems Observatory, Sector 7-E.
Data Products
| Type | Format | Size |
|---|---|---|
| B&W Map-Projected | 472 MB | |
| RGB Color Map-Projected | 203 MB | |
| IRB Merged | 168 MB | |
| Spectral Overlay | 112 MB |
Usage Policy
All imagery generated by the Apocalyptical Imaging Division may be used freely for scientific, artistic, or archival purposes.
Credit line requested:
Apocalyptical Systems Observatory / Erebus-3 Orbital Survey / AHRC Division
Postscript
The Erebus-3 mission entered permanent shadow orbit five days after this acquisition.
No further transmissions were received.
Residual radio emissions continue to pulse every 42 minutes from its last known coordinates.