🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.6

Radius: 8.5

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.86 AU - 1.22 AU

Year: 707 Days

Day: 9.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,559,231 km

• M1: 105,766 km (0.103 R)
• M2: 466,596 km (0.041 R)
• M3: 831,465 km (0.11 R)
• M4: 2,110,826 km (0.103 R)
• M5: 2,695,754 km (0.089 R)
• M6: 3,070,646 km (0.081 R)
• M7: 3,555,193 km (0.081 R)
• M8: 3,983,642 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181

Radius: 12.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.27 AU - 1.37 AU

Year: 1011 Days

Day: 11.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,559,231 km

• M1: 165,455 km (0.113 R)
• M2: 565,480 km (0.084 R)
• M3: 1,192,744 km (0.071 R)
• M4: 1,584,241 km (0.111 R)
• M5: 2,232,299 km (0.063 R)
• M6: 3,166,837 km (0.07 R)
• M7: 3,582,121 km (0.09 R)
• M8: 5,781,808 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.8

Radius: 8.4

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.71 AU - 2.07 AU

Year: 1733 Days

Day: 14.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 23,559,231 km

• M1: 104,419 km (0.093 R)
• M2: 549,772 km (0.109 R)
• M3: 848,519 km (0.058 R)
• M4: 1,136,345 km (0.094 R)
• M5: 1,452,446 km (0.049 R)
• M6: 2,141,045 km (0.086 R)
• M7: 2,658,055 km (0.089 R)
• M8: 3,110,439 km (0.056 R)
• M9: 3,405,895 km (0.118 R)
• M10: 3,977,807 km (0.1 R)
• M11: 4,910,251 km (0.096 R)
• M12: 5,736,480 km (0.108 R)
• M13: 6,868,337 km (0.097 R)
• M14: 7,487,074 km (0.078 R)
• M15: 7,810,206 km (0.044 R)
• M16: 8,111,945 km (0.047 R)
• M17: 8,515,859 km (0.094 R)
• M18: 9,163,468 km (0.054 R)
• M19: 9,983,414 km (0.109 R)
• M20: 11,151,624 km (0.098 R)
• M21: 11,496,148 km (0.088 R)
• M22: 12,045,920 km (0.065 R)
• M23: 12,327,313 km (0.075 R)
• M24: 12,945,302 km (0.095 R)
• M25: 13,240,608 km (0.101 R)
• M26: 15,863,807 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.1

Radius: 8

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.56 AU - 2.66 AU

Year: 2812 Days

Day: 5.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,559,231 km

• M1: 101,577 km (0.052 R)
• M2: 478,713 km (0.082 R)
• M3: 737,518 km (0.071 R)
• M4: 989,440 km (0.087 R)
• M5: 1,267,992 km (0.073 R)
• M6: 1,524,851 km (0.049 R)
• M7: 1,796,222 km (0.079 R)
• M8: 2,065,947 km (0.06 R)
• M9: 2,375,315 km (0.115 R)
• M10: 4,627,960 km (0.059 R)
• M11: 5,311,323 km (0.098 R)
• M12: 6,300,614 km (0.045 R)
• M13: 7,033,793 km (0.078 R)
• M14: 7,299,479 km (0.087 R)
• M15: 8,974,975 km (0.103 R)
• M16: 9,351,363 km (0.1 R)
• M17: 9,935,543 km (0.112 R)
• M18: 10,612,772 km (0.046 R)
• M19: 10,927,526 km (0.115 R)
• M20: 11,649,186 km (0.087 R)
• M21: 13,067,374 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.7

Radius: 14.7

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.01 AU - 4.93 AU

Year: 5275 Days

Day: 13 Hours

Environment

Temp: -219 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,559,231 km

• M1: 183,108 km (0.113 R)
• M2: 683,363 km (0.037 R)
• M3: 1,248,993 km (0.11 R)
• M4: 2,258,928 km (0.083 R)
• M5: 3,267,367 km (0.06 R)
• M6: 5,250,736 km (0.046 R)
• M7: 8,353,396 km (0.065 R)
• M8: 9,818,108 km (0.039 R)
• M9: 11,608,496 km (0.11 R)
• M10: 12,475,415 km (0.053 R)
• M11: 18,500,619 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.5

Radius: 13.9

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.27 AU - 6.87 AU

Year: 8766 Days

Day: 14.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 23,559,231 km

• M1: 172,935 km (0.096 R)
• M2: 672,143 km (0.108 R)
• M3: 1,145,471 km (0.104 R)
• M4: 2,162,138 km (0.104 R)
• M5: 2,918,206 km (0.085 R)
• M6: 3,394,974 km (0.036 R)
• M7: 3,924,102 km (0.1 R)
• M8: 4,537,303 km (0.063 R)
• M9: 6,693,158 km (0.085 R)
• M10: 7,572,046 km (0.086 R)
• M11: 8,083,222 km (0.119 R)
• M12: 8,846,769 km (0.101 R)
• M13: 9,707,107 km (0.112 R)
• M14: 10,260,020 km (0.056 R)
• M15: 10,780,621 km (0.106 R)
• M16: 12,863,023 km (0.071 R)
• M17: 13,779,310 km (0.093 R)
• M18: 15,470,065 km (0.108 R)
• M19: 15,948,031 km (0.069 R)
• M20: 17,295,459 km (0.044 R)
• M21: 19,026,605 km (0.092 R)
• M22: 19,814,238 km (0.094 R)
• M23: 20,297,289 km (0.104 R)
• M24: 21,539,101 km (0.049 R)
• M25: 30,182,418 km (0.103 R)
• M26: 32,129,583 km (0.1 R)
• M27: 33,587,116 km (0.062 R)
• M28: 36,875,277 km (0.049 R)
• M29: 37,852,899 km (0.097 R)
• M30: 40,630,482 km (0.12 R)
• M31: 44,771,202 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.6

Radius: 6.5

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.91 AU - 8.09 AU

Year: 11051 Days

Day: 23.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,559,231 km

• M1: 81,082 km (0.086 R)
• M2: 295,157 km (0.044 R)
• M3: 828,772 km (0.042 R)
• M4: 1,484,310 km (0.046 R)
• M5: 1,845,290 km (0.109 R)
• M6: 4,685,555 km (0.082 R)
• M7: 6,206,816 km (0.049 R)
• M8: 7,996,605 km (0.072 R)
• M9: 8,590,957 km (0.079 R)
• M10: 11,525,170 km (0.093 R)
• M11: 13,996,526 km (0.084 R)
• M12: 14,550,487 km (0.055 R)
• M13: 15,066,600 km (0.112 R)
• M14: 15,594,830 km (0.118 R)
• M15: 17,311,017 km (0.106 R)
• M16: 20,337,980 km (0.096 R)
• M17: 22,861,846 km (0.117 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: 438 - 19,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit