🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.7

Radius: 13.7

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.52 AU - 0.74 AU

Year: 351 Days

Day: 10.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 18,251,778 km

• M1: 170,841 km (0.086 R)
• M2: 622,178 km (0.118 R)
• M3: 1,559,707 km (0.047 R)
• M4: 2,406,581 km (0.091 R)
• M5: 2,848,194 km (0.09 R)
• M6: 3,494,905 km (0.039 R)
• M7: 5,176,984 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.1

Radius: 10.6

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.61 AU - 0.89 AU

Year: 457 Days

Day: 6.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,251,778 km

• M1: 131,796 km (0.05 R)
• M2: 769,382 km (0.11 R)
• M3: 1,223,860 km (0.102 R)
• M4: 2,200,136 km (0.1 R)
• M5: 2,953,960 km (0.069 R)
• M6: 3,403,800 km (0.025 R)
• M7: 4,051,110 km (0.116 R)
• M8: 4,456,820 km (0.115 R)
• M9: 4,937,478 km (0.086 R)
• M10: 5,608,723 km (0.109 R)
• M11: 6,358,657 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.4

Radius: 9.3

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.75 AU - 1.13 AU

Year: 641 Days

Day: 7.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 18,251,778 km

• M1: 116,088 km (0.082 R)
• M2: 411,394 km (0.059 R)
• M3: 728,841 km (0.078 R)
• M4: 1,027,887 km (0.096 R)
• M5: 1,362,388 km (0.119 R)
• M6: 1,672,803 km (0.104 R)
• M7: 2,086,142 km (0.095 R)
• M8: 2,460,885 km (0.053 R)
• M9: 2,810,944 km (0.055 R)
• M10: 3,132,280 km (0.086 R)
• M11: 3,451,522 km (0.067 R)
• M12: 3,792,605 km (0.098 R)
• M13: 4,216,416 km (0.115 R)
• M14: 4,526,981 km (0.109 R)
• M15: 5,662,279 km (0.115 R)
• M16: 6,158,196 km (0.047 R)
• M17: 6,600,108 km (0.086 R)
• M18: 7,020,179 km (0.048 R)
• M19: 7,391,182 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.7

Radius: 12.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.81 AU - 1.29 AU

Year: 756 Days

Day: 10.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,251,778 km

• M1: 161,267 km (0.074 R)
• M2: 694,134 km (0.086 R)
• M3: 1,171,501 km (0.098 R)
• M4: 1,578,407 km (0.077 R)
• M5: 2,010,296 km (0.109 R)
• M6: 2,532,393 km (0.041 R)
• M7: 3,421,303 km (0.118 R)
• M8: 3,953,124 km (0.087 R)
• M9: 6,905,887 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.9

Radius: 13.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.98 AU - 1.3 AU

Year: 856 Days

Day: 14.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,251,778 km

• M1: 165,455 km (0.046 R)
• M2: 709,094 km (0.065 R)
• M3: 1,479,074 km (0.084 R)
• M4: 2,100,952 km (0.111 R)
• M5: 2,713,406 km (0.102 R)
• M6: 3,279,185 km (0.112 R)
• M7: 3,728,577 km (0.041 R)
• M8: 4,283,885 km (0.113 R)
• M9: 5,220,367 km (0.084 R)
• M10: 6,163,432 km (0.077 R)
• M11: 6,742,077 km (0.085 R)
• M12: 7,356,774 km (0.116 R)
• M13: 8,008,722 km (0.04 R)
• M14: 9,290,327 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.6

Radius: 14.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.34 AU - 1.66 AU

Year: 1291 Days

Day: 10.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,251,778 km

• M1: 177,872 km (0.092 R)
• M2: 665,711 km (0.085 R)
• M3: 1,184,965 km (0.111 R)
• M4: 1,809,685 km (0.056 R)
• M5: 2,716,099 km (0.08 R)
• M6: 3,311,648 km (0.111 R)
• M7: 3,873,837 km (0.045 R)
• M8: 5,467,204 km (0.119 R)
• M9: 6,376,011 km (0.072 R)
• M10: 7,516,395 km (0.086 R)
• M11: 9,874,357 km (0.12 R)
• M12: 10,433,105 km (0.097 R)
• M13: 11,686,137 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.5

Radius: 13.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.01 AU - 2.31 AU

Year: 2231 Days

Day: 12.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 18,251,778 km

• M1: 166,802 km (0.064 R)
• M2: 626,217 km (0.083 R)
• M3: 1,159,084 km (0.119 R)
• M4: 1,781,860 km (0.104 R)
• M5: 2,360,206 km (0.107 R)
• M6: 2,874,373 km (0.111 R)
• M7: 3,411,280 km (0.119 R)
• M8: 5,225,603 km (0.095 R)
• M9: 5,704,017 km (0.071 R)
• M10: 6,639,453 km (0.025 R)
• M11: 7,980,897 km (0.092 R)
• M12: 8,915,136 km (0.071 R)
• M13: 11,510,060 km (0.097 R)
• M14: 12,282,284 km (0.112 R)
• M15: 13,438,826 km (0.083 R)
• M16: 14,341,349 km (0.043 R)
• M17: 14,807,646 km (0.039 R)
• M18: 16,826,021 km (0.113 R)
• M19: 17,821,146 km (0.107 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 18,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit