🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 11.3

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.55 AU - 0.83 AU

Year: 389 Days

Day: 5 Hours

Environment

Temp: -160 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 85,382,640 km

• M1: 140,472 km (0.088 R)
• M2: 535,710 km (0.05 R)
• M3: 905,666 km (0.088 R)
• M4: 1,295,966 km (0.104 R)
• M5: 1,727,257 km (0.074 R)
• M6: 2,125,487 km (0.04 R)
• M7: 2,844,903 km (0.1 R)
• M8: 3,256,446 km (0.117 R)
• M9: 3,633,732 km (0.091 R)
• M10: 3,987,830 km (0.083 R)
• M11: 4,449,041 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.7

Radius: 9.3

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.71 AU - 2.25 AU

Year: 1890 Days

Day: 14.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,382,640 km

• M1: 115,639 km (0.064 R)
• M2: 424,858 km (0.096 R)
• M3: 807,829 km (0.077 R)
• M4: 1,328,130 km (0.093 R)
• M5: 1,689,858 km (0.113 R)
• M6: 2,683,038 km (0.098 R)
• M7: 3,252,108 km (0.1 R)
• M8: 3,743,088 km (0.056 R)
• M9: 4,339,535 km (0.101 R)
• M10: 4,894,094 km (0.083 R)
• M11: 5,883,684 km (0.064 R)
• M12: 7,160,352 km (0.102 R)
• M13: 7,680,355 km (0.101 R)
• M14: 9,043,640 km (0.066 R)
• M15: 9,982,217 km (0.111 R)
• M16: 10,320,458 km (0.084 R)
• M17: 11,676,114 km (0.06 R)
• M18: 12,089,902 km (0.09 R)
• M19: 13,066,626 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.2

Radius: 9.5

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.92 AU - 6.32 AU

Year: 7858 Days

Day: 13.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,382,640 km

• M1: 163,211 km (0.078 R)
• M2: 864,825 km (0.088 R)
• M3: 1,650,663 km (0.092 R)
• M4: 2,384,740 km (0.091 R)
• M5: 2,726,870 km (0.082 R)
• M6: 3,426,090 km (0.087 R)
• M7: 4,289,121 km (0.091 R)
• M8: 4,958,721 km (0.113 R)
• M9: 7,389,237 km (0.101 R)
• M10: 8,312,555 km (0.071 R)
• M11: 8,862,178 km (0.097 R)
• M12: 10,702,680 km (0.105 R)
• M13: 11,980,994 km (0.032 R)
• M14: 14,057,862 km (0.098 R)
• M15: 14,612,421 km (0.103 R)
• M16: 17,734,528 km (0.089 R)
• M17: 19,931,373 km (0.051 R)
• M18: 22,754,435 km (0.064 R)
• M19: 30,448,702 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.3

Radius: 4.7

Gravity: 26 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.44 AU - 6.84 AU

Year: 10319 Days

Day: 23.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,382,640 km

• M1: 58,493 km (0.063 R)
• M2: 288,873 km (0.054 R)
• M3: 703,708 km (0.057 R)
• M4: 965,804 km (0.109 R)
• M5: 1,136,794 km (0.1 R)
• M6: 1,328,130 km (0.056 R)
• M7: 1,745,358 km (0.093 R)
• M8: 2,227,064 km (0.099 R)
• M9: 2,469,861 km (0.067 R)
• M10: 2,877,814 km (0.092 R)
• M11: 3,166,239 km (0.095 R)
• M12: 3,723,341 km (0.108 R)
• M13: 4,604,024 km (0.116 R)
• M14: 5,382,531 km (0.103 R)
• M15: 7,896,224 km (0.093 R)
• M16: 9,381,881 km (0.094 R)
• M17: 11,639,612 km (0.079 R)
• M18: 12,312,952 km (0.11 R)
• M19: 12,893,541 km (0.064 R)
• M20: 20,533,953 km (0.05 R)
• M21: 22,527,495 km (0.114 R)
• M22: 23,836,925 km (0.104 R)
• M23: 27,379,701 km (0.116 R)
• M24: 27,575,226 km (0.107 R)
• M25: 31,151,363 km (0.101 R)
• M26: 34,794,969 km (0.109 R)
• M27: 35,719,184 km (0.104 R)
• M28: 40,713,809 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.1

Radius: 6.8

Gravity: 19.75 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.03 AU - 7.23 AU

Year: 12913 Days

Day: 18.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 85,382,640 km

• M1: 84,672 km (0.069 R)
• M2: 607,218 km (0.096 R)
• M3: 980,913 km (0.103 R)
• M4: 1,688,362 km (0.085 R)
• M5: 1,963,622 km (0.064 R)
• M6: 2,350,033 km (0.04 R)
• M7: 2,561,564 km (0.076 R)
• M8: 4,390,099 km (0.065 R)
• M9: 4,982,357 km (0.077 R)
• M10: 5,515,673 km (0.091 R)
• M11: 5,930,359 km (0.061 R)
• M12: 6,325,148 km (0.104 R)
• M13: 7,167,384 km (0.062 R)
• M14: 8,225,938 km (0.107 R)
• M15: 16,537,596 km (0.078 R)
• M16: 18,044,495 km (0.05 R)
• M17: 20,428,636 km (0.115 R)
• M18: 21,055,900 km (0.078 R)
• M19: 22,918,992 km (0.103 R)
• M20: 25,915,587 km (0.096 R)
• M21: 26,863,140 km (0.115 R)
• M22: 28,162,098 km (0.12 R)
• M23: 33,653,986 km (0.108 R)
• M24: 34,402,723 km (0.07 R)
• M25: 35,162,531 km (0.095 R)
• M26: 38,720,417 km (0.114 R)
• M27: 41,079,575 km (0.104 R)
• M28: 45,929,538 km (0.099 R)
• M29: 48,255,037 km (0.101 R)
• M30: 48,729,262 km (0.113 R)
• M31: 49,206,779 km (0.102 R)
• M32: 49,848,105 km (0.083 R)
• M33: 51,476,029 km (0.116 R)
• M34: 52,303,156 km (0.106 R)
• M35: 52,803,560 km (0.084 R)
• M36: 54,153,831 km (0.101 R)
• M37: 60,332,672 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.3

Radius: 3.9

Gravity: 53.87 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.57 AU - 12.61 AU

Year: 21738 Days

Day: 15.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,382,640 km

• M1: 51,013 km (0.026 R)
• M2: 235,916 km (0.102 R)
• M3: 467,793 km (0.116 R)
• M4: 1,318,855 km (0.089 R)
• M5: 2,517,583 km (0.099 R)
• M6: 2,766,813 km (0.114 R)
• M7: 4,767,983 km (0.075 R)
• M8: 5,149,458 km (0.064 R)
• M9: 7,367,246 km (0.083 R)
• M10: 8,964,802 km (0.098 R)
• M11: 9,604,183 km (0.086 R)
• M12: 11,038,528 km (0.053 R)
• M13: 13,786,341 km (0.119 R)
• M14: 22,840,453 km (0.06 R)
• M15: 23,267,705 km (0.116 R)
• M16: 25,030,566 km (0.096 R)
• M17: 26,176,336 km (0.064 R)
• M18: 33,793,561 km (0.074 R)
• M19: 36,048,898 km (0.107 R)
• M20: 36,919,707 km (0.044 R)
• M21: 44,563,859 km (0.102 R)
• M22: 47,964,967 km (0.053 R)
• M23: 48,665,235 km (0.05 R)
• M24: 50,086,414 km (0.056 R)
• M25: 53,384,599 km (0.095 R)
• M26: 58,003,283 km (0.037 R)
• M27: 64,991,897 km (0.029 R)
• M28: 69,131,420 km (0.095 R)
• M29: 82,347,345 km (0.108 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 15,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit