🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.2

Radius: 10.5

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.6 AU - 0.72 AU

Year: 358 Days

Day: 12.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,933,814 km

• M1: 130,599 km (0.03 R)
• M2: 479,012 km (0.096 R)
• M3: 866,770 km (0.112 R)
• M4: 1,205,160 km (0.066 R)
• M5: 1,781,860 km (0.096 R)
• M6: 2,114,267 km (0.089 R)
• M7: 2,706,824 km (0.116 R)
• M8: 3,193,915 km (0.113 R)
• M9: 3,812,651 km (0.115 R)
• M10: 4,881,528 km (0.105 R)
• M11: 5,242,957 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.8

Radius: 9.3

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.87 AU - 1.29 AU

Year: 748 Days

Day: 8.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,933,814 km

• M1: 116,238 km (0.106 R)
• M2: 405,560 km (0.118 R)
• M3: 748,438 km (0.073 R)
• M4: 1,073,066 km (0.109 R)
• M5: 1,462,768 km (0.072 R)
• M6: 1,900,491 km (0.063 R)
• M7: 2,307,996 km (0.111 R)
• M8: 2,773,096 km (0.063 R)
• M9: 3,573,444 km (0.077 R)
• M10: 3,921,858 km (0.09 R)
• M11: 4,245,288 km (0.117 R)
• M12: 5,214,533 km (0.084 R)
• M13: 5,511,485 km (0.077 R)
• M14: 6,684,182 km (0.088 R)
• M15: 7,726,730 km (0.108 R)
• M16: 8,513,465 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.9

Radius: 11.8

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.01 AU - 1.33 AU

Year: 844 Days

Day: 14.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,933,814 km

• M1: 148,102 km (0.088 R)
• M2: 537,056 km (0.085 R)
• M3: 1,400,086 km (0.094 R)
• M4: 2,928,977 km (0.12 R)
• M5: 3,920,362 km (0.096 R)
• M6: 4,656,683 km (0.108 R)
• M7: 5,367,572 km (0.066 R)
• M8: 5,860,497 km (0.068 R)
• M9: 6,469,958 km (0.09 R)
• M10: 7,403,299 km (0.077 R)
• M11: 7,840,574 km (0.054 R)
• M12: 8,502,545 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.7

Radius: 13.2

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.93 AU - 2.23 AU

Year: 2000 Days

Day: 5.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,933,814 km

• M1: 165,006 km (0.061 R)
• M2: 593,455 km (0.026 R)
• M3: 1,053,169 km (0.045 R)
• M4: 1,598,603 km (0.092 R)
• M5: 2,131,770 km (0.102 R)
• M6: 2,696,502 km (0.061 R)
• M7: 3,117,021 km (0.114 R)
• M8: 4,111,548 km (0.062 R)
• M9: 4,820,941 km (0.101 R)
• M10: 6,670,120 km (0.045 R)
• M11: 7,858,975 km (0.091 R)
• M12: 8,535,755 km (0.082 R)
• M13: 9,521,007 km (0.112 R)
• M14: 13,060,193 km (0.092 R)
• M15: 14,776,530 km (0.042 R)
• M16: 16,049,907 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.1

Radius: 12.9

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.58 AU - 3.12 AU

Year: 3208 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,933,814 km

• M1: 160,519 km (0.118 R)
• M2: 657,183 km (0.03 R)
• M3: 1,116,299 km (0.113 R)
• M4: 1,584,241 km (0.115 R)
• M5: 2,238,433 km (0.09 R)
• M6: 2,707,422 km (0.11 R)
• M7: 5,408,861 km (0.115 R)
• M8: 6,547,450 km (0.107 R)
• M9: 6,990,858 km (0.118 R)
• M10: 7,742,288 km (0.1 R)
• M11: 8,408,896 km (0.067 R)
• M12: 10,165,774 km (0.095 R)
• M13: 12,782,540 km (0.1 R)
• M14: 13,619,540 km (0.088 R)
• M15: 14,051,578 km (0.112 R)
• M16: 15,044,609 km (0.067 R)
• M17: 20,410,984 km (0.071 R)
• M18: 21,684,211 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.8

Radius: 10.1

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.96 AU - 3.24 AU

Year: 3640 Days

Day: 9 Hours

Environment

Temp: -216 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,933,814 km

• M1: 125,961 km (0.049 R)
• M2: 597,793 km (0.082 R)
• M3: 953,836 km (0.112 R)
• M4: 1,785,899 km (0.074 R)
• M5: 2,238,882 km (0.09 R)
• M6: 2,684,833 km (0.07 R)
• M7: 3,339,623 km (0.113 R)
• M8: 5,117,743 km (0.075 R)
• M9: 5,537,964 km (0.099 R)
• M10: 6,447,668 km (0.087 R)
• M11: 7,654,025 km (0.113 R)
• M12: 9,935,991 km (0.086 R)
• M13: 10,342,449 km (0.076 R)
• M14: 13,555,362 km (0.081 R)
• M15: 14,310,682 km (0.071 R)
• M16: 16,688,241 km (0.036 R)
• M17: 18,150,560 km (0.119 R)
• M18: 19,951,868 km (0.111 R)
• M19: 21,261,448 km (0.094 R)
• M20: 23,119,304 km (0.103 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: 541 - 15,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit