🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.6

Radius: 10.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.95 AU - 1.31 AU

Year: 788 Days

Day: 6.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,481,195 km

• M1: 135,536 km (0.026 R)
• M2: 498,161 km (0.091 R)
• M3: 1,184,815 km (0.094 R)
• M4: 3,396,021 km (0.115 R)
• M5: 5,602,440 km (0.084 R)
• M6: 6,006,953 km (0.067 R)
• M7: 8,331,255 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 14.3

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.38 AU - 1.54 AU

Year: 1157 Days

Day: 10.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,481,195 km

• M1: 179,667 km (0.111 R)
• M2: 636,689 km (0.044 R)
• M3: 1,198,279 km (0.109 R)
• M4: 1,817,165 km (0.099 R)
• M5: 2,299,170 km (0.11 R)
• M6: 3,101,762 km (0.118 R)
• M7: 3,897,324 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 11.6

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.57 AU - 1.75 AU

Year: 1403 Days

Day: 11.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,481,195 km

• M1: 146,456 km (0.054 R)
• M2: 529,427 km (0.091 R)
• M3: 895,194 km (0.102 R)
• M4: 1,298,958 km (0.066 R)
• M5: 1,888,972 km (0.103 R)
• M6: 2,494,395 km (0.116 R)
• M7: 2,857,918 km (0.058 R)
• M8: 3,287,862 km (0.104 R)
• M9: 4,059,488 km (0.042 R)
• M10: 5,307,583 km (0.076 R)
• M11: 6,079,807 km (0.095 R)
• M12: 6,468,462 km (0.071 R)
• M13: 7,268,811 km (0.113 R)
• M14: 7,679,158 km (0.092 R)
• M15: 8,309,115 km (0.092 R)
• M16: 10,476,488 km (0.113 R)
• M17: 11,001,128 km (0.111 R)
• M18: 11,543,271 km (0.073 R)
• M19: 13,317,801 km (0.12 R)
• M20: 13,726,353 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.8

Radius: 11

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.45 AU - 2.41 AU

Year: 1759 Days

Day: 10.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,481,195 km

• M1: 143,165 km (0.057 R)
• M2: 563,834 km (0.07 R)
• M3: 1,215,184 km (0.09 R)
• M4: 1,609,075 km (0.096 R)
• M5: 2,035,728 km (0.045 R)
• M6: 2,488,860 km (0.093 R)
• M7: 3,522,431 km (0.098 R)
• M8: 3,907,796 km (0.118 R)
• M9: 4,520,548 km (0.079 R)
• M10: 5,872,016 km (0.092 R)
• M11: 6,749,258 km (0.099 R)
• M12: 7,245,025 km (0.096 R)
• M13: 7,685,441 km (0.076 R)
• M14: 8,648,552 km (0.113 R)
• M15: 9,845,784 km (0.099 R)
• M16: 11,321,118 km (0.079 R)
• M17: 11,738,347 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.7

Radius: 10.2

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.84 AU - 2.76 AU

Year: 2288 Days

Day: 14.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,481,195 km

• M1: 128,953 km (0.077 R)
• M2: 522,545 km (0.104 R)
• M3: 923,767 km (0.082 R)
• M4: 1,285,644 km (0.106 R)
• M5: 1,903,483 km (0.031 R)
• M6: 2,376,362 km (0.059 R)
• M7: 4,536,705 km (0.107 R)
• M8: 5,289,182 km (0.117 R)
• M9: 6,283,410 km (0.091 R)
• M10: 6,896,761 km (0.099 R)
• M11: 8,841,533 km (0.032 R)
• M12: 9,256,518 km (0.071 R)
• M13: 10,237,730 km (0.117 R)
• M14: 10,618,307 km (0.096 R)
• M15: 11,407,885 km (0.108 R)
• M16: 12,193,573 km (0.108 R)
• M17: 13,827,032 km (0.096 R)
• M18: 14,576,667 km (0.119 R)
• M19: 15,303,862 km (0.095 R)
• M20: 16,778,149 km (0.103 R)
• M21: 17,361,431 km (0.065 R)
• M22: 18,737,433 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928

Radius: 8.9

Gravity: 11.72 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2 AU - 3.34 AU

Year: 2862 Days

Day: 9 Hours

Environment

Temp: -190 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,481,195 km

• M1: 110,702 km (0.074 R)
• M2: 513,569 km (0.113 R)
• M3: 927,058 km (0.113 R)
• M4: 1,545,047 km (0.085 R)
• M5: 1,907,971 km (0.103 R)
• M6: 2,385,936 km (0.064 R)
• M7: 2,840,714 km (0.064 R)
• M8: 3,562,224 km (0.094 R)
• M9: 3,883,112 km (0.038 R)
• M10: 4,468,638 km (0.12 R)
• M11: 5,339,447 km (0.106 R)
• M12: 6,233,294 km (0.086 R)
• M13: 7,286,763 km (0.118 R)
• M14: 8,211,577 km (0.105 R)
• M15: 9,627,521 km (0.073 R)
• M16: 10,054,772 km (0.06 R)
• M17: 10,698,791 km (0.118 R)
• M18: 11,759,589 km (0.094 R)
• M19: 12,703,702 km (0.103 R)
• M20: 13,794,719 km (0.041 R)
• M21: 14,288,093 km (0.1 R)
• M22: 16,434,972 km (0.118 R)
• M23: 20,838,684 km (0.116 R)
• M24: 22,151,555 km (0.105 R)
• M25: 22,691,903 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.1

Radius: 14.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.55 AU - 3.31 AU

Year: 3290 Days

Day: 13 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,481,195 km

• M1: 185,352 km (0.056 R)
• M2: 987,944 km (0.118 R)
• M3: 1,769,892 km (0.099 R)
• M4: 2,235,142 km (0.097 R)
• M5: 3,041,325 km (0.118 R)
• M6: 3,954,620 km (0.106 R)
• M7: 4,743,150 km (0.097 R)
• M8: 11,151,175 km (0.092 R)
• M9: 12,996,764 km (0.061 R)
• M10: 15,695,958 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.7

Radius: 14.8

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.02 AU - 3.42 AU

Year: 3790 Days

Day: 9.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,481,195 km

• M1: 184,155 km (0.078 R)
• M2: 858,243 km (0.065 R)
• M3: 1,339,799 km (0.077 R)
• M4: 3,269,761 km (0.056 R)
• M5: 3,772,858 km (0.062 R)
• M6: 4,436,325 km (0.078 R)
• M7: 5,056,109 km (0.039 R)
• M8: 7,178,005 km (0.094 R)
• M9: 7,871,690 km (0.106 R)
• M10: 8,472,176 km (0.091 R)
• M11: 9,690,352 km (0.095 R)
• M12: 10,420,240 km (0.116 R)
• M13: 11,436,458 km (0.108 R)
• M14: 12,077,186 km (0.077 R)
• M15: 16,925,952 km (0.101 R)
• M16: 20,860,974 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.9

Radius: 7.2

Gravity: 17.34 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.76 AU - 10.16 AU

Year: 17594 Days

Day: 19 Hours

Environment

Temp: -230 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,481,195 km

• M1: 90,357 km (0.047 R)
• M2: 322,383 km (0.103 R)
• M3: 817,403 km (0.112 R)
• M4: 1,132,456 km (0.089 R)
• M5: 2,299,918 km (0.057 R)
• M6: 3,507,172 km (0.082 R)
• M7: 5,789,737 km (0.099 R)
• M8: 6,037,022 km (0.086 R)
• M9: 6,821,214 km (0.064 R)
• M10: 8,858,588 km (0.059 R)
• M11: 11,334,283 km (0.097 R)
• M12: 16,100,022 km (0.049 R)
• M13: 17,006,136 km (0.118 R)
• M14: 23,065,299 km (0.063 R)
• M15: 25,513,618 km (0.086 R)
• M16: 32,188,525 km (0.093 R)
• M17: 32,446,282 km (0.106 R)
• M18: 37,042,976 km (0.095 R)
• M19: 37,468,283 km (0.097 R)
• M20: 53,220,490 km (0.066 R)
• M21: 54,124,958 km (0.032 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 12,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit