🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.2

Radius: 8.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.68 AU - 0.84 AU

Year: 449 Days

Day: 14.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,954,998 km

• M1: 106,364 km (0.074 R)
• M2: 378,931 km (0.074 R)
• M3: 709,244 km (0.108 R)
• M4: 1,025,344 km (0.061 R)
• M5: 1,303,297 km (0.094 R)
• M6: 1,737,430 km (0.074 R)
• M7: 2,130,274 km (0.117 R)
• M8: 3,021,129 km (0.075 R)
• M9: 3,326,159 km (0.107 R)
• M10: 3,773,307 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.9

Radius: 11.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.7 AU - 0.96 AU

Year: 513 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,954,998 km

• M1: 141,968 km (0.069 R)
• M2: 636,689 km (0.104 R)
• M3: 1,086,380 km (0.098 R)
• M4: 2,345,695 km (0.07 R)
• M5: 3,093,684 km (0.093 R)
• M6: 4,017,750 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.9

Radius: 11

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.95 AU - 1.01 AU

Year: 658 Days

Day: 11.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,954,998 km

• M1: 137,480 km (0.073 R)
• M2: 601,234 km (0.116 R)
• M3: 997,519 km (0.029 R)
• M4: 1,488,948 km (0.1 R)
• M5: 1,843,644 km (0.106 R)
• M6: 2,448,020 km (0.062 R)
• M7: 3,289,807 km (0.06 R)
• M8: 3,839,579 km (0.111 R)
• M9: 4,408,948 km (0.076 R)
• M10: 5,184,015 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.3

Radius: 12

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.11 AU - 1.33 AU

Year: 914 Days

Day: 11.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,954,998 km

• M1: 149,299 km (0.066 R)
• M2: 607,218 km (0.108 R)
• M3: 1,001,109 km (0.087 R)
• M4: 1,451,548 km (0.108 R)
• M5: 1,856,510 km (0.106 R)
• M6: 2,468,514 km (0.041 R)
• M7: 3,125,997 km (0.059 R)
• M8: 3,609,198 km (0.097 R)
• M9: 5,192,841 km (0.107 R)
• M10: 6,473,100 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.2

Radius: 8.4

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.14 AU - 1.44 AU

Year: 994 Days

Day: 10.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,954,998 km

• M1: 104,569 km (0.054 R)
• M2: 403,316 km (0.055 R)
• M3: 681,269 km (0.107 R)
• M4: 1,286,990 km (0.101 R)
• M5: 1,683,724 km (0.075 R)
• M6: 1,955,693 km (0.056 R)
• M7: 2,379,803 km (0.07 R)
• M8: 3,185,387 km (0.058 R)
• M9: 4,504,392 km (0.082 R)
• M10: 5,896,998 km (0.108 R)
• M11: 6,330,234 km (0.1 R)
• M12: 7,809,308 km (0.095 R)
• M13: 8,547,574 km (0.109 R)
• M14: 9,018,059 km (0.095 R)
• M15: 9,447,554 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.9

Radius: 4.3

Gravity: 47.53 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.74 AU - 10.72 AU

Year: 19019 Days

Day: 16.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,954,998 km

• M1: 59,390 km (0.099 R)
• M2: 202,107 km (0.102 R)
• M3: 432,338 km (0.118 R)
• M4: 772,523 km (0.045 R)
• M5: 939,475 km (0.108 R)
• M6: 1,103,733 km (0.107 R)
• M7: 1,316,910 km (0.089 R)
• M8: 1,942,379 km (0.083 R)
• M9: 2,210,757 km (0.118 R)
• M10: 2,388,031 km (0.107 R)
• M11: 2,977,446 km (0.111 R)
• M12: 3,249,715 km (0.095 R)
• M13: 3,598,128 km (0.083 R)
• M14: 4,133,688 km (0.06 R)
• M15: 7,286,015 km (0.111 R)
• M16: 13,059,146 km (0.053 R)
• M17: 15,562,666 km (0.076 R)
• M18: 15,805,015 km (0.106 R)
• M19: 17,398,681 km (0.105 R)
• M20: 19,096,318 km (0.113 R)
• M21: 20,319,430 km (0.108 R)
• M22: 20,999,203 km (0.109 R)
• M23: 24,845,962 km (0.075 R)
• M24: 26,876,604 km (0.096 R)
• M25: 28,290,154 km (0.082 R)
• M26: 28,772,158 km (0.097 R)
• M27: 29,259,548 km (0.11 R)
• M28: 31,136,553 km (0.104 R)
• M29: 37,970,932 km (0.069 R)
• M30: 38,852,661 km (0.041 R)
• M31: 41,734,964 km (0.099 R)
• M32: 44,270,049 km (0.052 R)
• M33: 45,905,453 km (0.098 R)
• M34: 49,296,388 km (0.102 R)
• M35: 50,521,595 km (0.106 R)
• M36: 68,559,059 km (0.078 R)
• M37: 69,210,108 km (0.102 R)
• M38: 70,745,282 km (0.098 R)
• M39: 77,112,915 km (0.066 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: 451 - 14,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit