🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 12.3

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.74 AU - 1.12 AU

Year: 588 Days

Day: 5.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 179.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,041,665 km

• M1: 153,039 km (0.109 R)
• M2: 595,250 km (0.111 R)
• M3: 1,038,957 km (0.085 R)
• M4: 1,433,746 km (0.08 R)
• M5: 1,821,653 km (0.097 R)
• M6: 2,409,723 km (0.105 R)
• M7: 2,876,617 km (0.109 R)
• M8: 3,459,900 km (0.108 R)
• M9: 4,342,078 km (0.089 R)
• M10: 4,850,861 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.2

Radius: 13.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.12 AU - 1.36 AU

Year: 906 Days

Day: 14.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,041,665 km

• M1: 169,195 km (0.045 R)
• M2: 658,679 km (0.1 R)
• M3: 1,155,045 km (0.063 R)
• M4: 1,711,848 km (0.115 R)
• M5: 2,221,379 km (0.12 R)
• M6: 2,723,130 km (0.107 R)
• M7: 3,439,853 km (0.101 R)
• M8: 3,897,324 km (0.085 R)
• M9: 4,445,899 km (0.039 R)
• M10: 5,027,685 km (0.09 R)
• M11: 5,679,782 km (0.08 R)
• M12: 6,853,976 km (0.115 R)
• M13: 7,295,290 km (0.108 R)
• M14: 7,930,183 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.2

Radius: 8.7

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.73 AU - 2.17 AU

Year: 1786 Days

Day: 14.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,041,665 km

• M1: 108,159 km (0.08 R)
• M2: 396,584 km (0.116 R)
• M3: 768,335 km (0.066 R)
• M4: 1,067,830 km (0.102 R)
• M5: 1,711,549 km (0.076 R)
• M6: 1,987,857 km (0.116 R)
• M7: 2,294,233 km (0.117 R)
• M8: 2,806,755 km (0.116 R)
• M9: 3,683,399 km (0.118 R)
• M10: 4,368,557 km (0.111 R)
• M11: 4,992,081 km (0.111 R)
• M12: 5,346,777 km (0.075 R)
• M13: 6,512,893 km (0.093 R)
• M14: 7,379,513 km (0.116 R)
• M15: 7,896,075 km (0.083 R)
• M16: 9,062,340 km (0.105 R)
• M17: 9,496,622 km (0.119 R)
• M18: 10,140,940 km (0.098 R)
• M19: 10,440,136 km (0.117 R)
• M20: 10,745,316 km (0.074 R)
• M21: 11,161,647 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267

Radius: 13.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.51 AU - 3.31 AU

Year: 3256 Days

Day: 7.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,041,665 km

• M1: 172,935 km (0.118 R)
• M2: 715,377 km (0.109 R)
• M3: 1,262,307 km (0.102 R)
• M4: 2,614,522 km (0.047 R)
• M5: 3,644,952 km (0.076 R)
• M6: 4,512,470 km (0.102 R)
• M7: 5,993,190 km (0.092 R)
• M8: 6,500,626 km (0.112 R)
• M9: 7,372,183 km (0.072 R)
• M10: 8,507,033 km (0.038 R)
• M11: 9,215,528 km (0.06 R)
• M12: 9,686,612 km (0.059 R)
• M13: 10,173,852 km (0.093 R)
• M14: 11,387,390 km (0.057 R)
• M15: 12,288,867 km (0.075 R)
• M16: 14,956,646 km (0.107 R)
• M17: 15,750,861 km (0.069 R)
• M18: 16,425,996 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.6

Radius: 10.4

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.77 AU - 5.07 AU

Year: 6096 Days

Day: 6.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,041,665 km

• M1: 129,402 km (0.116 R)
• M2: 464,801 km (0.111 R)
• M3: 807,978 km (0.078 R)
• M4: 1,146,518 km (0.033 R)
• M5: 1,594,414 km (0.085 R)
• M6: 1,937,442 km (0.114 R)
• M7: 2,428,123 km (0.027 R)
• M8: 2,943,189 km (0.067 R)
• M9: 3,278,138 km (0.053 R)
• M10: 3,705,090 km (0.077 R)
• M11: 4,490,928 km (0.066 R)
• M12: 5,185,361 km (0.091 R)
• M13: 5,980,773 km (0.116 R)
• M14: 6,359,555 km (0.081 R)
• M15: 7,629,491 km (0.079 R)
• M16: 8,421,762 km (0.097 R)
• M17: 10,664,683 km (0.052 R)
• M18: 12,197,313 km (0.064 R)
• M19: 13,226,696 km (0.096 R)
• M20: 15,516,740 km (0.096 R)
• M21: 20,368,648 km (0.087 R)
• M22: 21,011,619 km (0.107 R)
• M23: 23,021,467 km (0.069 R)
• M24: 29,725,247 km (0.119 R)
• M25: 30,182,866 km (0.038 R)
• M26: 30,924,872 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.3

Radius: 13.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.25 AU - 5.97 AU

Year: 7578 Days

Day: 5.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,041,665 km

• M1: 188,793 km (0.117 R)
• M2: 642,672 km (0.096 R)
• M3: 1,324,240 km (0.091 R)
• M4: 2,556,029 km (0.087 R)
• M5: 4,378,430 km (0.092 R)
• M6: 7,471,217 km (0.085 R)
• M7: 8,159,816 km (0.079 R)
• M8: 11,570,049 km (0.029 R)
• M9: 14,277,322 km (0.11 R)
• M10: 15,015,138 km (0.106 R)
• M11: 15,557,730 km (0.05 R)
• M12: 19,282,118 km (0.114 R)
• M13: 20,579,132 km (0.045 R)
• M14: 21,046,625 km (0.1 R)
• M15: 24,894,731 km (0.081 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 18,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit