🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.9

Radius: 11.1

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.53 AU - 0.59 AU

Year: 279 Days

Day: 12.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,587,339 km

• M1: 138,079 km (0.078 R)
• M2: 522,097 km (0.117 R)
• M3: 1,110,315 km (0.091 R)
• M4: 1,639,443 km (0.085 R)
• M5: 1,987,557 km (0.07 R)
• M6: 2,503,520 km (0.097 R)
• M7: 2,872,429 km (0.098 R)
• M8: 3,268,265 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.4

Radius: 11.3

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.68 AU - 0.96 AU

Year: 495 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,587,339 km

• M1: 140,472 km (0.078 R)
• M2: 510,428 km (0.099 R)
• M3: 867,518 km (0.111 R)
• M4: 1,266,944 km (0.116 R)
• M5: 1,855,612 km (0.109 R)
• M6: 2,814,086 km (0.099 R)
• M7: 3,391,982 km (0.112 R)
• M8: 3,783,779 km (0.077 R)
• M9: 4,914,589 km (0.068 R)
• M10: 5,719,276 km (0.096 R)
• M11: 6,451,707 km (0.099 R)
• M12: 7,056,831 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.9

Radius: 12.5

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.91 AU - 1.19 AU

Year: 717 Days

Day: 7.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,587,339 km

• M1: 155,881 km (0.094 R)
• M2: 688,300 km (0.086 R)
• M3: 1,146,817 km (0.076 R)
• M4: 1,839,904 km (0.046 R)
• M5: 2,325,050 km (0.088 R)
• M6: 2,750,357 km (0.093 R)
• M7: 3,417,713 km (0.106 R)
• M8: 4,303,183 km (0.07 R)
• M9: 4,826,626 km (0.111 R)
• M10: 5,298,308 km (0.096 R)
• M11: 5,840,600 km (0.047 R)
• M12: 7,766,074 km (0.063 R)
• M13: 8,161,761 km (0.116 R)
• M14: 8,596,941 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.6

Radius: 14.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.06 AU - 1.28 AU

Year: 844 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,587,339 km

• M1: 182,809 km (0.045 R)
• M2: 762,949 km (0.11 R)
• M3: 1,320,949 km (0.112 R)
• M4: 2,186,373 km (0.094 R)
• M5: 2,848,493 km (0.101 R)
• M6: 3,384,203 km (0.093 R)
• M7: 3,962,548 km (0.108 R)
• M8: 4,855,348 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.3

Radius: 13.1

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.09 AU - 1.67 AU

Year: 1081 Days

Day: 6.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,587,339 km

• M1: 163,062 km (0.06 R)
• M2: 736,470 km (0.118 R)
• M3: 1,184,217 km (0.1 R)
• M4: 2,212,702 km (0.088 R)
• M5: 3,034,294 km (0.094 R)
• M6: 3,609,946 km (0.068 R)
• M7: 4,472,378 km (0.044 R)
• M8: 5,658,091 km (0.083 R)
• M9: 6,558,520 km (0.099 R)
• M10: 6,993,850 km (0.11 R)
• M11: 7,683,347 km (0.084 R)
• M12: 8,473,822 km (0.116 R)
• M13: 9,378,141 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.5

Radius: 12.4

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.68 AU - 1.94 AU

Year: 1624 Days

Day: 9.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,587,339 km

• M1: 154,535 km (0.083 R)
• M2: 583,132 km (0.078 R)
• M3: 1,475,633 km (0.115 R)
• M4: 1,897,350 km (0.095 R)
• M5: 2,579,067 km (0.052 R)
• M6: 3,710,326 km (0.086 R)
• M7: 4,222,400 km (0.111 R)
• M8: 5,554,270 km (0.087 R)
• M9: 6,026,101 km (0.119 R)
• M10: 6,952,860 km (0.08 R)
• M11: 7,425,290 km (0.114 R)
• M12: 11,596,977 km (0.088 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.4

Radius: 6.7

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.4 AU - 8.76 AU

Year: 15316 Days

Day: 18.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,587,339 km

• M1: 83,625 km (0.063 R)
• M2: 359,633 km (0.03 R)
• M3: 669,301 km (0.102 R)
• M4: 1,240,914 km (0.08 R)
• M5: 1,507,049 km (0.115 R)
• M6: 1,969,306 km (0.085 R)
• M7: 2,743,027 km (0.086 R)
• M8: 3,378,818 km (0.071 R)
• M9: 3,593,191 km (0.077 R)
• M10: 4,260,547 km (0.055 R)
• M11: 4,479,259 km (0.082 R)
• M12: 4,771,424 km (0.098 R)
• M13: 5,613,511 km (0.103 R)
• M14: 5,838,655 km (0.104 R)
• M15: 6,758,383 km (0.093 R)
• M16: 7,319,225 km (0.112 R)
• M17: 8,881,775 km (0.077 R)
• M18: 9,448,751 km (0.057 R)
• M19: 12,779,249 km (0.088 R)
• M20: 14,812,433 km (0.095 R)
• M21: 16,818,391 km (0.119 R)
• M22: 17,208,841 km (0.116 R)
• M23: 18,007,694 km (0.11 R)
• M24: 18,914,706 km (0.102 R)
• M25: 19,167,377 km (0.065 R)
• M26: 24,305,615 km (0.058 R)
• M27: 25,617,439 km (0.107 R)
• M28: 26,342,988 km (0.118 R)
• M29: 38,390,254 km (0.064 R)
• M30: 47,199,175 km (0.06 R)
• M31: 48,445,774 km (0.098 R)
• M32: 49,554,444 km (0.086 R)
• M33: 52,152,062 km (0.085 R)
• M34: 54,838,989 km (0.079 R)
• M35: 59,399,630 km (0.102 R)
• M36: 59,760,609 km (0.082 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 19,923 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit