🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720

Radius: 10.7

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.61 AU - 0.73 AU

Year: 379 Days

Day: 10.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,374,964 km

• M1: 133,142 km (0.06 R)
• M2: 631,453 km (0.11 R)
• M3: 1,029,981 km (0.097 R)
• M4: 1,646,624 km (0.117 R)
• M5: 2,134,163 km (0.058 R)
• M6: 2,468,066 km (0.047 R)
• M7: 2,940,346 km (0.104 R)
• M8: 3,288,161 km (0.118 R)
• M9: 3,836,737 km (0.119 R)
• M10: 4,487,487 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.3

Radius: 8.6

Gravity: 13.01 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.56 AU - 0.8 AU

Year: 387 Days

Day: 10.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,374,964 km

• M1: 106,962 km (0.074 R)
• M2: 383,868 km (0.087 R)
• M3: 766,091 km (0.047 R)
• M4: 1,089,372 km (0.088 R)
• M5: 1,378,395 km (0.111 R)
• M6: 1,719,029 km (0.088 R)
• M7: 2,038,421 km (0.12 R)
• M8: 2,359,757 km (0.097 R)
• M9: 2,841,013 km (0.043 R)
• M10: 3,174,168 km (0.056 R)
• M11: 3,583,168 km (0.083 R)
• M12: 3,906,000 km (0.072 R)
• M13: 5,200,471 km (0.085 R)
• M14: 5,945,618 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.6

Radius: 13.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.05 AU - 1.35 AU

Year: 907 Days

Day: 6 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,374,964 km

• M1: 167,101 km (0.078 R)
• M2: 583,731 km (0.117 R)
• M3: 1,202,468 km (0.065 R)
• M4: 1,622,987 km (0.077 R)
• M5: 2,342,104 km (0.106 R)
• M6: 2,937,803 km (0.061 R)
• M7: 3,888,647 km (0.064 R)
• M8: 4,572,758 km (0.085 R)
• M9: 5,708,206 km (0.111 R)
• M10: 6,483,871 km (0.086 R)
• M11: 7,544,969 km (0.085 R)
• M12: 9,265,494 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.2

Radius: 10.8

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.72 AU - 2.14 AU

Year: 1851 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,374,964 km

• M1: 134,339 km (0.08 R)
• M2: 532,718 km (0.105 R)
• M3: 883,525 km (0.054 R)
• M4: 1,428,959 km (0.109 R)
• M5: 1,814,323 km (0.113 R)
• M6: 2,469,711 km (0.116 R)
• M7: 3,059,725 km (0.062 R)
• M8: 4,394,138 km (0.067 R)
• M9: 5,283,647 km (0.106 R)
• M10: 5,619,794 km (0.063 R)
• M11: 6,128,127 km (0.111 R)
• M12: 6,499,728 km (0.099 R)
• M13: 7,652,978 km (0.11 R)
• M14: 8,250,622 km (0.05 R)
• M15: 9,386,369 km (0.107 R)
• M16: 9,912,804 km (0.09 R)
• M17: 10,296,223 km (0.113 R)
• M18: 11,195,306 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.5

Radius: 10.8

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.66 AU - 3.16 AU

Year: 3426 Days

Day: 11.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,374,964 km

• M1: 134,339 km (0.093 R)
• M2: 549,922 km (0.107 R)
• M3: 1,073,963 km (0.064 R)
• M4: 1,592,469 km (0.102 R)
• M5: 2,467,766 km (0.05 R)
• M6: 2,960,392 km (0.078 R)
• M7: 3,801,431 km (0.118 R)
• M8: 4,673,737 km (0.109 R)
• M9: 5,378,791 km (0.105 R)
• M10: 6,597,715 km (0.12 R)
• M11: 7,889,044 km (0.12 R)
• M12: 9,227,197 km (0.099 R)
• M13: 9,613,458 km (0.1 R)
• M14: 10,091,424 km (0.082 R)
• M15: 13,842,889 km (0.067 R)
• M16: 14,712,203 km (0.1 R)
• M17: 15,726,327 km (0.074 R)
• M18: 16,672,832 km (0.109 R)
• M19: 17,656,737 km (0.074 R)
• M20: 19,111,128 km (0.111 R)
• M21: 19,613,328 km (0.079 R)
• M22: 19,995,700 km (0.064 R)
• M23: 23,094,470 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.4

Radius: 12.8

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.87 AU - 6.11 AU

Year: 7694 Days

Day: 9.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,374,964 km

• M1: 159,172 km (0.117 R)
• M2: 771,626 km (0.105 R)
• M3: 1,471,744 km (0.069 R)
• M4: 3,203,489 km (0.111 R)
• M5: 4,123,516 km (0.089 R)
• M6: 4,645,911 km (0.112 R)
• M7: 12,583,574 km (0.067 R)
• M8: 17,813,666 km (0.072 R)
• M9: 23,812,989 km (0.089 R)
• M10: 26,418,984 km (0.065 R)
• M11: 30,216,077 km (0.081 R)
• M12: 30,830,775 km (0.082 R)
• M13: 38,393,695 km (0.066 R)
• M14: 38,994,331 km (0.051 R)
• M15: 39,968,213 km (0.067 R)
• M16: 41,585,216 km (0.072 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 17,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit