🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.26 AU - 2.6 AU

Year: 1412 Days

Day: 35 Hours

Environment

Temp: -91 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.3

Radius: 13.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.97 AU - 12.13 AU

Year: 11877 Days

Day: 12.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,893,762 km

• M1: 167,998 km (0.115 R)
• M2: 584,628 km (0.026 R)
• M3: 1,000,511 km (0.063 R)
• M4: 1,547,590 km (0.119 R)
• M5: 3,449,278 km (0.061 R)
• M6: 3,886,702 km (0.06 R)
• M7: 4,844,877 km (0.12 R)
• M8: 5,427,860 km (0.096 R)
• M9: 7,073,735 km (0.077 R)
• M10: 9,121,880 km (0.047 R)
• M11: 10,257,926 km (0.08 R)
• M12: 11,592,788 km (0.091 R)
• M13: 12,357,981 km (0.114 R)
• M14: 13,928,759 km (0.079 R)
• M15: 14,543,157 km (0.057 R)
• M16: 19,514,145 km (0.108 R)
• M17: 20,914,231 km (0.061 R)
• M18: 25,334,699 km (0.099 R)
• M19: 27,955,803 km (0.09 R)
• M20: 29,331,954 km (0.099 R)
• M21: 31,900,998 km (0.091 R)
• M22: 35,517,377 km (0.03 R)
• M23: 38,793,121 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.4

Radius: 5.8

Gravity: 29.17 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 11.4 AU - 14.5 AU

Year: 17372 Days

Day: 17.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,893,762 km

• M1: 72,106 km (0.087 R)
• M2: 255,663 km (0.119 R)
• M3: 512,074 km (0.116 R)
• M4: 826,079 km (0.114 R)
• M5: 1,219,522 km (0.119 R)
• M6: 2,220,930 km (0.096 R)
• M7: 2,725,673 km (0.107 R)
• M8: 5,254,775 km (0.11 R)
• M9: 6,538,325 km (0.062 R)
• M10: 7,040,225 km (0.084 R)
• M11: 7,616,626 km (0.115 R)
• M12: 8,223,844 km (0.114 R)
• M13: 10,666,627 km (0.057 R)
• M14: 11,232,855 km (0.079 R)
• M15: 11,885,401 km (0.03 R)
• M16: 13,846,779 km (0.079 R)
• M17: 15,851,989 km (0.102 R)
• M18: 16,095,235 km (0.049 R)
• M19: 17,867,820 km (0.111 R)
• M20: 18,131,262 km (0.079 R)
• M21: 18,665,775 km (0.111 R)
• M22: 24,603,165 km (0.096 R)
• M23: 28,829,454 km (0.034 R)
• M24: 32,854,086 km (0.115 R)
• M25: 33,249,623 km (0.091 R)
• M26: 35,412,658 km (0.085 R)
• M27: 38,683,915 km (0.085 R)
• M28: 46,313,257 km (0.115 R)
• M29: 53,601,964 km (0.114 R)
• M30: 68,023,797 km (0.094 R)
• M31: 69,529,051 km (0.09 R)
• M32: 77,156,897 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.3

Radius: 6.4

Gravity: 15.36 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 12.31 AU - 13.69 AU

Year: 17473 Days

Day: 18.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,893,762 km

• M1: 80,035 km (0.083 R)
• M2: 507,137 km (0.102 R)
• M3: 779,106 km (0.088 R)
• M4: 989,889 km (0.118 R)
• M5: 1,252,733 km (0.059 R)
• M6: 2,418,848 km (0.074 R)
• M7: 2,852,083 km (0.1 R)
• M8: 3,843,319 km (0.057 R)
• M9: 4,272,515 km (0.109 R)
• M10: 4,801,493 km (0.117 R)
• M11: 5,909,864 km (0.047 R)
• M12: 6,523,814 km (0.11 R)
• M13: 8,368,355 km (0.093 R)
• M14: 9,573,217 km (0.118 R)
• M15: 11,622,109 km (0.072 R)
• M16: 14,736,737 km (0.099 R)
• M17: 16,015,948 km (0.1 R)
• M18: 21,497,513 km (0.098 R)
• M19: 24,245,327 km (0.119 R)
• M20: 27,998,139 km (0.114 R)
• M21: 29,253,116 km (0.081 R)
• M22: 29,835,799 km (0.11 R)
• M23: 32,616,225 km (0.102 R)
• M24: 35,170,310 km (0.098 R)
• M25: 40,384,693 km (0.092 R)
• M26: 40,817,031 km (0.036 R)
• M27: 41,106,952 km (0.063 R)
• M28: 42,132,595 km (0.084 R)
• M29: 46,880,382 km (0.108 R)
• M30: 52,313,478 km (0.051 R)
• M31: 52,999,234 km (0.119 R)
• M32: 56,518,225 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.2

Radius: 3.4

Gravity: 65.42 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 12.59 AU - 19.57 AU

Year: 24037 Days

Day: 18.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,893,762 km

• M1: 42,935 km (0.114 R)
• M2: 211,681 km (0.097 R)
• M3: 471,084 km (0.083 R)
• M4: 1,137,542 km (0.086 R)
• M5: 3,064,363 km (0.118 R)
• M6: 4,153,286 km (0.103 R)
• M7: 5,034,118 km (0.116 R)
• M8: 8,356,687 km (0.12 R)
• M9: 8,690,739 km (0.098 R)
• M10: 9,564,689 km (0.111 R)
• M11: 11,148,781 km (0.068 R)
• M12: 17,288,727 km (0.116 R)
• M13: 22,471,545 km (0.114 R)
• M14: 23,116,461 km (0.039 R)
• M15: 26,053,965 km (0.052 R)
• M16: 32,930,381 km (0.104 R)
• M17: 33,067,861 km (0.054 R)
• M18: 33,205,940 km (0.108 R)
• M19: 35,466,364 km (0.077 R)
• M20: 46,565,479 km (0.069 R)
• M21: 53,271,203 km (0.105 R)
• M22: 60,592,074 km (0.106 R)
• M23: 62,679,862 km (0.059 R)
• M24: 85,213,939 km (0.041 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 11,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit