🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.1

Radius: 10.6

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.44 AU - 0.6 AU

Year: 250 Days

Day: 13.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 22,241,079 km

• M1: 131,796 km (0.087 R)
• M2: 462,108 km (0.106 R)
• M3: 923,318 km (0.115 R)
• M4: 1,359,545 km (0.113 R)
• M5: 2,619,908 km (0.107 R)
• M6: 3,110,140 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.8

Radius: 8.9

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.88 AU - 1.08 AU

Year: 647 Days

Day: 8.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,241,079 km

• M1: 110,702 km (0.091 R)
• M2: 449,841 km (0.09 R)
• M3: 880,683 km (0.107 R)
• M4: 1,367,175 km (0.102 R)
• M5: 1,955,693 km (0.098 R)
• M6: 2,242,322 km (0.045 R)
• M7: 2,790,748 km (0.065 R)
• M8: 3,514,802 km (0.107 R)
• M9: 3,928,290 km (0.038 R)
• M10: 4,241,100 km (0.061 R)
• M11: 5,130,160 km (0.107 R)
• M12: 5,698,781 km (0.102 R)
• M13: 6,580,661 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.3

Radius: 9.2

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.84 AU - 1.16 AU

Year: 667 Days

Day: 8 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,241,079 km

• M1: 114,442 km (0.115 R)
• M2: 462,407 km (0.103 R)
• M3: 867,368 km (0.046 R)
• M4: 1,182,721 km (0.051 R)
• M5: 1,772,436 km (0.088 R)
• M6: 2,144,037 km (0.115 R)
• M7: 2,577,571 km (0.112 R)
• M8: 2,943,338 km (0.101 R)
• M9: 3,234,156 km (0.103 R)
• M10: 3,713,318 km (0.113 R)
• M11: 4,297,348 km (0.09 R)
• M12: 4,735,521 km (0.112 R)
• M13: 5,320,598 km (0.101 R)
• M14: 5,826,388 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.8

Radius: 10.9

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.07 AU - 1.33 AU

Year: 877 Days

Day: 5.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,241,079 km

• M1: 135,536 km (0.113 R)
• M2: 480,658 km (0.093 R)
• M3: 991,235 km (0.099 R)
• M4: 2,004,911 km (0.049 R)
• M5: 2,715,501 km (0.054 R)
• M6: 3,057,182 km (0.1 R)
• M7: 3,761,489 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.6

Radius: 8.6

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.23 AU - 1.63 AU

Year: 1140 Days

Day: 12 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,241,079 km

• M1: 106,962 km (0.108 R)
• M2: 399,576 km (0.094 R)
• M3: 848,669 km (0.099 R)
• M4: 1,287,290 km (0.083 R)
• M5: 1,831,676 km (0.077 R)
• M6: 2,364,394 km (0.052 R)
• M7: 2,674,062 km (0.091 R)
• M8: 4,337,889 km (0.07 R)
• M9: 4,843,530 km (0.061 R)
• M10: 5,905,675 km (0.112 R)
• M11: 6,503,468 km (0.093 R)
• M12: 7,527,466 km (0.119 R)
• M13: 9,986,855 km (0.1 R)
• M14: 11,242,579 km (0.11 R)
• M15: 12,051,904 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.2

Radius: 12.9

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.08 AU - 2.2 AU

Year: 2088 Days

Day: 13.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,241,079 km

• M1: 161,566 km (0.099 R)
• M2: 571,913 km (0.117 R)
• M3: 1,140,833 km (0.098 R)
• M4: 1,606,980 km (0.056 R)
• M5: 2,339,860 km (0.111 R)
• M6: 2,777,284 km (0.046 R)
• M7: 3,537,391 km (0.085 R)
• M8: 3,986,035 km (0.101 R)
• M9: 4,533,563 km (0.116 R)
• M10: 8,433,131 km (0.059 R)
• M11: 8,976,022 km (0.049 R)
• M12: 10,381,793 km (0.071 R)
• M13: 12,862,575 km (0.108 R)
• M14: 13,453,935 km (0.117 R)
• M15: 15,667,834 km (0.079 R)
• M16: 16,687,194 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.5

Radius: 9.9

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.29 AU - 3.67 AU

Year: 3430 Days

Day: 8.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,241,079 km

• M1: 123,119 km (0.032 R)
• M2: 534,663 km (0.095 R)
• M3: 847,921 km (0.119 R)
• M4: 1,189,901 km (0.115 R)
• M5: 1,636,451 km (0.044 R)
• M6: 2,390,275 km (0.091 R)
• M7: 3,269,162 km (0.116 R)
• M8: 4,219,258 km (0.045 R)
• M9: 4,948,548 km (0.106 R)
• M10: 5,627,423 km (0.089 R)
• M11: 6,835,127 km (0.1 R)
• M12: 8,039,390 km (0.065 R)
• M13: 8,833,904 km (0.111 R)
• M14: 9,158,681 km (0.119 R)
• M15: 9,642,032 km (0.045 R)
• M16: 10,659,596 km (0.094 R)
• M17: 11,964,838 km (0.074 R)
• M18: 13,326,328 km (0.095 R)
• M19: 15,195,853 km (0.105 R)
• M20: 15,610,687 km (0.102 R)
• M21: 18,670,413 km (0.105 R)
• M22: 19,387,435 km (0.095 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 14,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit