🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.7

Radius: 11.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.46 AU - 0.7 AU

Year: 310 Days

Day: 7.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 21,653,967 km

• M1: 147,952 km (0.059 R)
• M2: 610,659 km (0.03 R)
• M3: 997,219 km (0.095 R)
• M4: 1,429,108 km (0.06 R)
• M5: 1,836,613 km (0.109 R)
• M6: 2,421,840 km (0.115 R)
• M7: 2,876,019 km (0.049 R)
• M8: 3,377,022 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.9

Radius: 12.5

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.44 AU - 1.44 AU

Year: 1215 Days

Day: 8.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,653,967 km

• M1: 155,432 km (0.112 R)
• M2: 660,026 km (0.045 R)
• M3: 1,406,370 km (0.071 R)
• M4: 3,352,937 km (0.082 R)
• M5: 4,071,156 km (0.061 R)
• M6: 4,568,270 km (0.096 R)
• M7: 5,006,592 km (0.117 R)
• M8: 5,557,262 km (0.086 R)
• M9: 7,301,872 km (0.059 R)
• M10: 7,823,370 km (0.088 R)
• M11: 8,369,552 km (0.056 R)
• M12: 9,326,530 km (0.055 R)
• M13: 9,816,014 km (0.11 R)
• M14: 10,681,138 km (0.094 R)
• M15: 11,149,380 km (0.067 R)
• M16: 11,631,384 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.5

Radius: 8.5

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.31 AU - 2.11 AU

Year: 1572 Days

Day: 12.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,653,967 km

• M1: 106,663 km (0.077 R)
• M2: 676,182 km (0.104 R)
• M3: 959,970 km (0.112 R)
• M4: 1,342,042 km (0.04 R)
• M5: 1,823,598 km (0.027 R)
• M6: 2,365,591 km (0.072 R)
• M7: 2,737,192 km (0.104 R)
• M8: 3,086,354 km (0.096 R)
• M9: 3,399,911 km (0.046 R)
• M10: 4,490,180 km (0.112 R)
• M11: 5,126,420 km (0.045 R)
• M12: 6,179,439 km (0.098 R)
• M13: 6,552,237 km (0.059 R)
• M14: 7,019,282 km (0.04 R)
• M15: 7,564,117 km (0.053 R)
• M16: 8,136,927 km (0.081 R)
• M17: 9,368,866 km (0.108 R)
• M18: 10,199,433 km (0.076 R)
• M19: 11,150,726 km (0.114 R)
• M20: 12,314,448 km (0.059 R)
• M21: 13,433,290 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.8

Radius: 8.6

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.2 AU - 2.5 AU

Year: 2532 Days

Day: 14.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,653,967 km

• M1: 108,758 km (0.067 R)
• M2: 464,053 km (0.092 R)
• M3: 861,085 km (0.113 R)
• M4: 1,159,832 km (0.11 R)
• M5: 1,600,847 km (0.097 R)
• M6: 1,878,949 km (0.08 R)
• M7: 2,462,531 km (0.115 R)
• M8: 2,758,585 km (0.095 R)
• M9: 3,299,381 km (0.101 R)
• M10: 3,987,980 km (0.11 R)
• M11: 4,996,868 km (0.049 R)
• M12: 6,220,579 km (0.052 R)
• M13: 7,663,899 km (0.091 R)
• M14: 8,832,857 km (0.089 R)
• M15: 10,304,301 km (0.09 R)
• M16: 11,479,841 km (0.091 R)
• M17: 11,890,787 km (0.104 R)
• M18: 12,568,914 km (0.095 R)
• M19: 15,690,872 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.1

Radius: 12

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.29 AU - 2.59 AU

Year: 2679 Days

Day: 14.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,653,967 km

• M1: 149,299 km (0.115 R)
• M2: 525,687 km (0.093 R)
• M3: 1,134,849 km (0.076 R)
• M4: 1,755,381 km (0.046 R)
• M5: 3,096,227 km (0.088 R)
• M6: 3,663,502 km (0.097 R)
• M7: 4,360,628 km (0.069 R)
• M8: 5,643,430 km (0.081 R)
• M9: 6,547,450 km (0.041 R)
• M10: 9,211,938 km (0.112 R)
• M11: 10,095,313 km (0.108 R)
• M12: 12,236,657 km (0.043 R)
• M13: 13,747,745 km (0.108 R)
• M14: 14,247,402 km (0.104 R)
• M15: 14,900,846 km (0.093 R)
• M16: 16,520,242 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.2

Radius: 9.5

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.06 AU - 3.4 AU

Year: 3171 Days

Day: 10.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 21,653,967 km

• M1: 118,182 km (0.118 R)
• M2: 434,881 km (0.117 R)
• M3: 913,445 km (0.084 R)
• M4: 1,702,274 km (0.088 R)
• M5: 2,297,524 km (0.09 R)
• M6: 3,252,258 km (0.066 R)
• M7: 3,819,682 km (0.083 R)
• M8: 4,341,779 km (0.057 R)
• M9: 4,654,588 km (0.025 R)
• M10: 4,982,357 km (0.069 R)
• M11: 5,950,854 km (0.06 R)
• M12: 6,281,465 km (0.098 R)
• M13: 6,859,810 km (0.117 R)
• M14: 7,316,682 km (0.11 R)
• M15: 7,664,348 km (0.108 R)
• M16: 8,023,083 km (0.088 R)
• M17: 8,427,297 km (0.073 R)
• M18: 8,951,488 km (0.084 R)
• M19: 11,062,015 km (0.088 R)
• M20: 12,343,320 km (0.06 R)
• M21: 13,437,479 km (0.101 R)
• M22: 14,545,401 km (0.112 R)
• M23: 15,198,096 km (0.086 R)
• M24: 16,833,201 km (0.113 R)
• M25: 19,773,248 km (0.047 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 14,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit