🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.9

Radius: 14.4

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.52 AU - 0.54 AU

Year: 262 Days

Day: 11.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,195,918 km

• M1: 179,069 km (0.065 R)
• M2: 664,963 km (0.049 R)
• M3: 1,135,149 km (0.119 R)
• M4: 1,640,341 km (0.059 R)
• M5: 2,704,281 km (0.075 R)
• M6: 3,283,374 km (0.108 R)
• M7: 3,850,200 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.8

Radius: 13.7

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.55 AU - 0.83 AU

Year: 389 Days

Day: 13.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,195,918 km

• M1: 170,392 km (0.034 R)
• M2: 634,145 km (0.094 R)
• M3: 1,164,619 km (0.095 R)
• M4: 1,610,421 km (0.113 R)
• M5: 2,198,640 km (0.116 R)
• M6: 2,750,058 km (0.03 R)
• M7: 3,562,972 km (0.096 R)
• M8: 4,026,875 km (0.119 R)
• M9: 4,545,681 km (0.118 R)
• M10: 5,077,501 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.4

Radius: 13.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.98 AU - 1.34 AU

Year: 847 Days

Day: 13.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,195,918 km

• M1: 173,982 km (0.108 R)
• M2: 612,603 km (0.089 R)
• M3: 1,057,507 km (0.03 R)
• M4: 1,556,416 km (0.085 R)
• M5: 2,064,002 km (0.08 R)
• M6: 2,549,597 km (0.111 R)
• M7: 3,498,346 km (0.106 R)
• M8: 4,488,983 km (0.12 R)
• M9: 5,231,438 km (0.03 R)
• M10: 6,392,018 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.4

Radius: 8.7

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.17 AU - 1.89 AU

Year: 1284 Days

Day: 11.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 113 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,195,918 km

• M1: 108,159 km (0.115 R)
• M2: 421,268 km (0.113 R)
• M3: 827,725 km (0.102 R)
• M4: 1,139,786 km (0.085 R)
• M5: 1,427,463 km (0.114 R)
• M6: 1,957,339 km (0.073 R)
• M7: 2,387,732 km (0.102 R)
• M8: 3,020,680 km (0.084 R)
• M9: 3,533,651 km (0.057 R)
• M10: 4,085,817 km (0.107 R)
• M11: 4,733,277 km (0.04 R)
• M12: 5,362,186 km (0.103 R)
• M13: 6,254,687 km (0.087 R)
• M14: 6,860,858 km (0.068 R)
• M15: 7,639,215 km (0.099 R)
• M16: 8,885,814 km (0.07 R)
• M17: 9,340,293 km (0.104 R)
• M18: 9,651,755 km (0.096 R)
• M19: 10,262,863 km (0.068 R)
• M20: 11,002,325 km (0.066 R)
• M21: 12,738,408 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540

Radius: 10.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.7 AU - 2.1 AU

Year: 1776 Days

Day: 12.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,195,918 km

• M1: 132,993 km (0.108 R)
• M2: 640,279 km (0.089 R)
• M3: 1,074,262 km (0.079 R)
• M4: 2,438,894 km (0.082 R)
• M5: 3,851,996 km (0.05 R)
• M6: 5,030,677 km (0.047 R)
• M7: 5,568,930 km (0.069 R)
• M8: 6,240,924 km (0.069 R)
• M9: 6,811,640 km (0.041 R)
• M10: 11,680,901 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.4

Radius: 12

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.66 AU - 3.82 AU

Year: 3956 Days

Day: 12.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,195,918 km

• M1: 149,299 km (0.091 R)
• M2: 572,062 km (0.099 R)
• M3: 1,003,652 km (0.091 R)
• M4: 1,980,676 km (0.099 R)
• M5: 3,231,912 km (0.082 R)
• M6: 3,742,490 km (0.093 R)
• M7: 4,212,526 km (0.102 R)
• M8: 4,926,707 km (0.036 R)
• M9: 6,659,948 km (0.065 R)
• M10: 9,975,485 km (0.096 R)
• M11: 11,153,419 km (0.07 R)
• M12: 11,752,708 km (0.108 R)
• M13: 12,519,696 km (0.096 R)
• M14: 13,994,432 km (0.068 R)
• M15: 14,801,363 km (0.115 R)
• M16: 16,448,884 km (0.101 R)
• M17: 17,902,377 km (0.079 R)
• M18: 18,405,325 km (0.118 R)
• M19: 19,439,645 km (0.08 R)
• M20: 22,556,666 km (0.085 R)
• M21: 23,967,524 km (0.107 R)
• M22: 24,810,807 km (0.119 R)
• M23: 25,200,659 km (0.12 R)
• M24: 26,882,737 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.7

Radius: 6.1

Gravity: 14.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.5 AU - 9.08 AU

Year: 17676 Days

Day: 24.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,195,918 km

• M1: 75,846 km (0.072 R)
• M2: 369,208 km (0.113 R)
• M3: 588,817 km (0.077 R)
• M4: 886,966 km (0.096 R)
• M5: 1,841,999 km (0.038 R)
• M6: 2,551,840 km (0.075 R)
• M7: 2,944,535 km (0.049 R)
• M8: 3,297,436 km (0.103 R)
• M9: 3,850,200 km (0.119 R)
• M10: 4,210,432 km (0.038 R)
• M11: 4,860,435 km (0.118 R)
• M12: 5,173,842 km (0.097 R)
• M13: 6,775,587 km (0.101 R)
• M14: 7,900,114 km (0.093 R)
• M15: 9,675,990 km (0.075 R)
• M16: 10,512,841 km (0.078 R)
• M17: 11,096,721 km (0.078 R)
• M18: 12,457,463 km (0.057 R)
• M19: 12,781,642 km (0.091 R)
• M20: 13,787,688 km (0.057 R)
• M21: 14,274,928 km (0.11 R)
• M22: 17,201,661 km (0.075 R)
• M23: 17,766,243 km (0.076 R)
• M24: 18,259,916 km (0.106 R)
• M25: 21,139,825 km (0.084 R)
• M26: 22,353,063 km (0.039 R)
• M27: 26,058,902 km (0.111 R)
• M28: 28,669,834 km (0.079 R)
• M29: 29,348,709 km (0.111 R)
• M30: 31,093,020 km (0.117 R)
• M31: 47,131,707 km (0.102 R)
• M32: 47,760,467 km (0.061 R)
• M33: 51,984,811 km (0.066 R)
• M34: 53,673,622 km (0.108 R)
• M35: 55,573,215 km (0.088 R)
• M36: 58,959,214 km (0.099 R)
• M37: 60,981,029 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 16,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit