🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.25 AU - 5.17 AU

Year: 3204 Days

Day: 42.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.9

Radius: 8.9

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.54 AU - 8.96 AU

Year: 8788 Days

Day: 5.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 98,718,693 km

• M1: 112,348 km (0.043 R)
• M2: 390,450 km (0.05 R)
• M3: 740,360 km (0.095 R)
• M4: 1,035,068 km (0.031 R)
• M5: 1,616,704 km (0.041 R)
• M6: 2,193,404 km (0.097 R)
• M7: 3,376,125 km (0.033 R)
• M8: 4,426,751 km (0.119 R)
• M9: 5,270,333 km (0.037 R)
• M10: 5,812,476 km (0.036 R)
• M11: 8,068,412 km (0.085 R)
• M12: 8,964,503 km (0.094 R)
• M13: 10,652,715 km (0.031 R)
• M14: 11,208,321 km (0.111 R)
• M15: 11,730,119 km (0.113 R)
• M16: 12,543,033 km (0.09 R)
• M17: 14,832,030 km (0.09 R)
• M18: 17,663,619 km (0.096 R)
• M19: 18,730,701 km (0.12 R)
• M20: 19,840,268 km (0.089 R)
• M21: 20,992,920 km (0.069 R)
• M22: 22,763,560 km (0.084 R)
• M23: 23,600,410 km (0.117 R)
• M24: 25,962,262 km (0.045 R)
• M25: 26,783,404 km (0.071 R)
• M26: 28,573,492 km (0.036 R)
• M27: 29,942,612 km (0.081 R)
• M28: 30,643,329 km (0.108 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.9

Radius: 6.5

Gravity: 16.42 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 16.26 AU - 20.62 AU

Year: 29366 Days

Day: 16.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 98,718,693 km

• M1: 80,932 km (0.083 R)
• M2: 637,137 km (0.06 R)
• M3: 930,648 km (0.108 R)
• M4: 1,189,453 km (0.091 R)
• M5: 1,603,689 km (0.078 R)
• M6: 1,814,473 km (0.091 R)
• M7: 2,486,466 km (0.075 R)
• M8: 2,824,707 km (0.09 R)
• M9: 3,466,931 km (0.083 R)
• M10: 5,842,395 km (0.112 R)
• M11: 6,829,442 km (0.099 R)
• M12: 9,744,656 km (0.066 R)
• M13: 10,921,393 km (0.111 R)
• M14: 14,517,725 km (0.09 R)
• M15: 16,581,428 km (0.119 R)
• M16: 18,347,880 km (0.083 R)
• M17: 19,226,917 km (0.057 R)
• M18: 20,753,862 km (0.103 R)
• M19: 24,862,568 km (0.101 R)
• M20: 26,181,273 km (0.033 R)
• M21: 26,919,987 km (0.069 R)
• M22: 28,957,510 km (0.065 R)
• M23: 30,822,846 km (0.106 R)
• M24: 31,095,713 km (0.078 R)
• M25: 33,336,988 km (0.097 R)
• M26: 44,240,728 km (0.117 R)
• M27: 47,069,923 km (0.037 R)
• M28: 49,455,560 km (0.094 R)
• M29: 49,829,704 km (0.103 R)
• M30: 57,300,024 km (0.097 R)
• M31: 63,039,196 km (0.047 R)
• M32: 65,034,234 km (0.038 R)
• M33: 71,271,118 km (0.107 R)
• M34: 77,139,693 km (0.089 R)
• M35: 82,007,907 km (0.083 R)
• M36: 84,917,885 km (0.074 R)
• M37: 89,826,789 km (0.05 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 13,312 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit