🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.7

Radius: 14.3

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.52 AU - 4.78 AU

Year: 6921 Days

Day: 9.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,560,892 km

• M1: 177,872 km (0.118 R)
• M2: 737,817 km (0.079 R)
• M3: 1,313,918 km (0.074 R)
• M4: 1,990,998 km (0.101 R)
• M5: 2,516,984 km (0.093 R)
• M6: 3,431,626 km (0.063 R)
• M7: 4,034,804 km (0.103 R)
• M8: 4,708,443 km (0.099 R)
• M9: 7,429,928 km (0.105 R)
• M10: 7,926,593 km (0.086 R)
• M11: 8,674,881 km (0.119 R)
• M12: 9,186,057 km (0.075 R)
• M13: 9,969,651 km (0.116 R)
• M14: 10,487,110 km (0.114 R)
• M15: 12,100,074 km (0.096 R)
• M16: 14,247,402 km (0.111 R)
• M17: 14,794,033 km (0.053 R)
• M18: 15,583,012 km (0.072 R)
• M19: 17,368,014 km (0.114 R)
• M20: 20,640,467 km (0.04 R)
• M21: 21,483,301 km (0.096 R)
• M22: 24,927,942 km (0.086 R)
• M23: 26,370,963 km (0.088 R)
• M24: 28,811,802 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.3

Radius: 14.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.47 AU - 5.85 AU

Year: 8091 Days

Day: 14.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,560,892 km

• M1: 181,612 km (0.066 R)
• M2: 725,550 km (0.071 R)
• M3: 1,233,135 km (0.076 R)
• M4: 3,033,695 km (0.076 R)
• M5: 3,852,893 km (0.102 R)
• M6: 4,560,790 km (0.083 R)
• M7: 7,371,435 km (0.082 R)
• M8: 8,131,093 km (0.042 R)
• M9: 10,139,893 km (0.06 R)
• M10: 16,412,831 km (0.1 R)
• M11: 18,854,119 km (0.082 R)
• M12: 20,896,279 km (0.109 R)
• M13: 21,688,849 km (0.102 R)
• M14: 25,775,414 km (0.076 R)
• M15: 26,319,950 km (0.109 R)
• M16: 26,965,016 km (0.098 R)
• M17: 29,256,706 km (0.086 R)
• M18: 30,349,518 km (0.113 R)
• M19: 31,883,196 km (0.028 R)
• M20: 34,007,635 km (0.095 R)
• M21: 37,485,038 km (0.075 R)
• M22: 39,249,844 km (0.105 R)
• M23: 41,440,106 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.8

Radius: 11.3

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.03 AU - 5.37 AU

Year: 8185 Days

Day: 12.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,560,892 km

• M1: 154,086 km (0.104 R)
• M2: 898,036 km (0.027 R)
• M3: 1,431,502 km (0.048 R)
• M4: 1,904,381 km (0.048 R)
• M5: 2,597,169 km (0.112 R)
• M6: 3,035,939 km (0.089 R)
• M7: 3,957,163 km (0.091 R)
• M8: 6,720,385 km (0.072 R)
• M9: 7,228,270 km (0.103 R)
• M10: 11,152,222 km (0.076 R)
• M11: 11,977,703 km (0.114 R)
• M12: 15,356,521 km (0.095 R)
• M13: 18,106,129 km (0.058 R)
• M14: 19,873,329 km (0.115 R)
• M15: 21,584,729 km (0.072 R)
• M16: 23,128,130 km (0.064 R)
• M17: 24,927,942 km (0.098 R)
• M18: 26,529,686 km (0.032 R)
• M19: 27,404,984 km (0.078 R)
• M20: 28,299,280 km (0.066 R)
• M21: 29,110,549 km (0.108 R)
• M22: 31,854,473 km (0.072 R)
• M23: 33,065,617 km (0.034 R)
• M24: 34,651,205 km (0.079 R)
• M25: 38,712,039 km (0.045 R)
• M26: 40,472,657 km (0.086 R)
• M27: 40,856,824 km (0.047 R)
• M28: 44,153,064 km (0.051 R)
• M29: 47,338,451 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.8

Radius: 7.2

Gravity: 19.23 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.95 AU - 8.49 AU

Year: 14806 Days

Day: 15.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,560,892 km

• M1: 89,609 km (0.108 R)
• M2: 653,294 km (0.059 R)
• M3: 1,415,944 km (0.066 R)
• M4: 2,148,525 km (0.104 R)
• M5: 2,486,466 km (0.064 R)
• M6: 2,859,414 km (0.052 R)
• M7: 3,323,018 km (0.062 R)
• M8: 5,537,664 km (0.087 R)
• M9: 6,425,977 km (0.074 R)
• M10: 6,771,548 km (0.069 R)
• M11: 8,740,854 km (0.112 R)
• M12: 10,055,670 km (0.067 R)
• M13: 24,468,976 km (0.118 R)
• M14: 26,065,335 km (0.09 R)
• M15: 30,418,184 km (0.066 R)
• M16: 40,676,110 km (0.081 R)
• M17: 41,858,232 km (0.106 R)
• M18: 44,913,320 km (0.065 R)
• M19: 47,461,869 km (0.103 R)
• M20: 47,787,095 km (0.095 R)
• M21: 67,027,625 km (0.049 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 16,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit