🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.4

Radius: 8.9

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.63 AU - 0.73 AU

Year: 387 Days

Day: 5.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,254,679 km

• M1: 110,702 km (0.068 R)
• M2: 419,921 km (0.111 R)
• M3: 824,583 km (0.097 R)
• M4: 1,132,905 km (0.117 R)
• M5: 1,753,437 km (0.1 R)
• M6: 2,103,944 km (0.096 R)
• M7: 2,855,973 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.4

Radius: 8.6

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.8 AU - 1 AU

Year: 589 Days

Day: 11.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,254,679 km

• M1: 106,962 km (0.087 R)
• M2: 404,363 km (0.082 R)
• M3: 815,308 km (0.072 R)
• M4: 1,191,098 km (0.084 R)
• M5: 1,616,854 km (0.062 R)
• M6: 1,910,215 km (0.076 R)
• M7: 2,371,126 km (0.07 R)
• M8: 2,868,838 km (0.096 R)
• M9: 3,381,660 km (0.073 R)
• M10: 3,808,911 km (0.092 R)
• M11: 4,302,884 km (0.069 R)
• M12: 5,292,025 km (0.068 R)
• M13: 6,162,983 km (0.114 R)
• M14: 6,466,817 km (0.041 R)
• M15: 7,947,836 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.8

Radius: 13.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.57 AU - 1.75 AU

Year: 1476 Days

Day: 6.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,254,679 km

• M1: 170,392 km (0.112 R)
• M2: 630,705 km (0.032 R)
• M3: 1,917,097 km (0.078 R)
• M4: 2,395,959 km (0.055 R)
• M5: 3,049,702 km (0.059 R)
• M6: 3,709,728 km (0.041 R)
• M7: 4,201,307 km (0.03 R)
• M8: 6,787,106 km (0.107 R)
• M9: 7,501,735 km (0.055 R)
• M10: 8,402,763 km (0.112 R)
• M11: 9,553,918 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.6

Radius: 10.7

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.66 AU - 2.04 AU

Year: 1737 Days

Day: 8 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,254,679 km

• M1: 148,551 km (0.069 R)
• M2: 606,769 km (0.097 R)
• M3: 1,395,748 km (0.063 R)
• M4: 1,917,097 km (0.098 R)
• M5: 2,524,913 km (0.09 R)
• M6: 2,860,162 km (0.101 R)
• M7: 3,386,746 km (0.076 R)
• M8: 4,414,184 km (0.082 R)
• M9: 4,947,052 km (0.114 R)
• M10: 6,019,220 km (0.112 R)
• M11: 9,753,332 km (0.083 R)
• M12: 10,234,290 km (0.088 R)
• M13: 14,581,903 km (0.097 R)
• M14: 15,165,634 km (0.09 R)
• M15: 15,578,973 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.7

Radius: 9.3

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.65 AU - 2.73 AU

Year: 2237 Days

Day: 9.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,254,679 km

• M1: 116,088 km (0.119 R)
• M2: 447,896 km (0.085 R)
• M3: 1,171,950 km (0.117 R)
• M4: 1,817,315 km (0.107 R)
• M5: 2,747,664 km (0.053 R)
• M6: 3,423,996 km (0.114 R)
• M7: 4,585,474 km (0.059 R)
• M8: 5,473,038 km (0.093 R)
• M9: 6,148,323 km (0.096 R)
• M10: 7,276,740 km (0.118 R)
• M11: 8,594,547 km (0.11 R)
• M12: 9,265,195 km (0.039 R)
• M13: 10,033,230 km (0.094 R)
• M14: 10,943,084 km (0.103 R)
• M15: 11,942,548 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.6

Radius: 9.4

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.18 AU - 4.48 AU

Year: 5174 Days

Day: 12.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,254,679 km

• M1: 116,836 km (0.071 R)
• M2: 502,350 km (0.091 R)
• M3: 951,442 km (0.114 R)
• M4: 1,291,478 km (0.093 R)
• M5: 2,774,442 km (0.103 R)
• M6: 3,200,198 km (0.088 R)
• M7: 3,803,227 km (0.116 R)
• M8: 4,997,616 km (0.116 R)
• M9: 5,430,104 km (0.069 R)
• M10: 6,233,594 km (0.119 R)
• M11: 6,996,244 km (0.062 R)
• M12: 8,774,663 km (0.091 R)
• M13: 9,441,122 km (0.109 R)
• M14: 11,603,110 km (0.09 R)
• M15: 12,234,114 km (0.066 R)
• M16: 12,536,302 km (0.058 R)
• M17: 15,186,129 km (0.113 R)
• M18: 16,986,389 km (0.112 R)
• M19: 19,039,770 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.4

Radius: 8.6

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.59 AU - 4.53 AU

Year: 5647 Days

Day: 8.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,254,679 km

• M1: 119,230 km (0.109 R)
• M2: 388,655 km (0.107 R)
• M3: 796,010 km (0.041 R)
• M4: 1,262,756 km (0.118 R)
• M5: 1,631,814 km (0.074 R)
• M6: 5,764,604 km (0.098 R)
• M7: 6,093,271 km (0.114 R)
• M8: 17,015,411 km (0.035 R)
• M9: 18,711,253 km (0.118 R)
• M10: 19,970,269 km (0.097 R)
• M11: 20,863,667 km (0.061 R)
• M12: 22,656,298 km (0.066 R)
• M13: 28,560,777 km (0.092 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: 238 - 16,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit