🌌 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: 843

Radius: 11.6

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.89 AU - 1.37 AU

Year: 788 Days

Day: 6.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,164,729 km

• M1: 149,598 km (0.081 R)
• M2: 512,971 km (0.025 R)
• M3: 883,375 km (0.112 R)
• M4: 1,341,594 km (0.116 R)
• M5: 2,182,633 km (0.037 R)
• M6: 2,639,056 km (0.075 R)
• M7: 3,171,924 km (0.032 R)
• M8: 3,701,799 km (0.105 R)
• M9: 4,590,261 km (0.086 R)
• M10: 5,030,378 km (0.08 R)
• M11: 5,518,067 km (0.08 R)
• M12: 5,894,156 km (0.111 R)
• M13: 6,854,275 km (0.061 R)
• M14: 7,360,215 km (0.097 R)
• M15: 7,866,155 km (0.072 R)
• M16: 8,603,224 km (0.107 R)
• M17: 9,029,129 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.1

Radius: 9.4

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.37 AU - 2.27 AU

Year: 1611 Days

Day: 7 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,164,729 km

• M1: 116,836 km (0.109 R)
• M2: 436,676 km (0.114 R)
• M3: 1,281,156 km (0.098 R)
• M4: 2,224,371 km (0.09 R)
• M5: 2,981,186 km (0.104 R)
• M6: 3,340,072 km (0.081 R)
• M7: 3,758,647 km (0.081 R)
• M8: 4,487,188 km (0.107 R)
• M9: 4,885,418 km (0.025 R)
• M10: 5,486,502 km (0.059 R)
• M11: 6,953,758 km (0.081 R)
• M12: 7,816,638 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.6

Radius: 11.8

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.43 AU - 4.21 AU

Year: 4898 Days

Day: 9.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,164,729 km

• M1: 147,504 km (0.114 R)
• M2: 1,044,642 km (0.053 R)
• M3: 1,767,349 km (0.045 R)
• M4: 2,953,960 km (0.074 R)
• M5: 3,729,475 km (0.07 R)
• M6: 4,154,782 km (0.07 R)
• M7: 5,794,374 km (0.103 R)
• M8: 7,966,386 km (0.112 R)
• M9: 9,699,627 km (0.113 R)
• M10: 12,261,640 km (0.09 R)
• M11: 14,665,229 km (0.082 R)
• M12: 17,308,922 km (0.086 R)
• M13: 18,559,860 km (0.046 R)
• M14: 19,426,779 km (0.113 R)
• M15: 20,646,152 km (0.092 R)
• M16: 21,307,973 km (0.029 R)
• M17: 22,327,482 km (0.1 R)
• M18: 22,814,124 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.6

Radius: 12.4

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.15 AU - 6.11 AU

Year: 8763 Days

Day: 5.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,164,729 km

• M1: 154,235 km (0.094 R)
• M2: 764,894 km (0.054 R)
• M3: 1,178,981 km (0.099 R)
• M4: 2,598,216 km (0.109 R)
• M5: 4,691,389 km (0.09 R)
• M6: 6,328,588 km (0.118 R)
• M7: 7,110,237 km (0.046 R)
• M8: 8,385,709 km (0.106 R)
• M9: 9,883,333 km (0.104 R)
• M10: 10,616,512 km (0.086 R)
• M11: 12,235,161 km (0.075 R)
• M12: 14,012,683 km (0.043 R)
• M13: 14,988,360 km (0.113 R)
• M14: 16,323,671 km (0.059 R)
• M15: 17,348,566 km (0.039 R)
• M16: 17,904,920 km (0.048 R)
• M17: 20,067,806 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.6

Radius: 11

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.39 AU - 7.11 AU

Year: 9045 Days

Day: 14.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,164,729 km

• M1: 136,732 km (0.066 R)
• M2: 740,509 km (0.107 R)
• M3: 1,619,098 km (0.037 R)
• M4: 2,660,449 km (0.07 R)
• M5: 3,721,995 km (0.108 R)
• M6: 4,532,217 km (0.056 R)
• M7: 5,072,415 km (0.06 R)
• M8: 6,438,244 km (0.114 R)
• M9: 8,219,505 km (0.103 R)
• M10: 14,232,442 km (0.095 R)
• M11: 15,336,026 km (0.119 R)
• M12: 18,026,543 km (0.117 R)
• M13: 19,784,019 km (0.08 R)
• M14: 21,298,099 km (0.117 R)
• M15: 22,962,376 km (0.079 R)
• M16: 23,864,301 km (0.048 R)
• M17: 24,633,683 km (0.117 R)
• M18: 27,207,514 km (0.1 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 15,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit