🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.5

Radius: 11.2

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.85 AU - 0.91 AU

Year: 542 Days

Day: 14.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,693,453 km

• M1: 139,276 km (0.078 R)
• M2: 528,828 km (0.087 R)
• M3: 1,000,810 km (0.116 R)
• M4: 1,354,160 km (0.09 R)
• M5: 1,744,311 km (0.117 R)
• M6: 2,386,535 km (0.085 R)
• M7: 3,058,977 km (0.104 R)
• M8: 4,039,890 km (0.081 R)
• M9: 4,996,868 km (0.101 R)
• M10: 5,394,649 km (0.095 R)
• M11: 5,757,872 km (0.069 R)
• M12: 7,510,262 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.3

Radius: 10.4

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.88 AU - 1.4 AU

Year: 798 Days

Day: 13.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,693,453 km

• M1: 129,402 km (0.096 R)
• M2: 562,937 km (0.083 R)
• M3: 903,422 km (0.109 R)
• M4: 1,299,108 km (0.077 R)
• M5: 1,777,073 km (0.102 R)
• M6: 2,249,653 km (0.111 R)
• M7: 2,874,523 km (0.108 R)
• M8: 3,436,263 km (0.069 R)
• M9: 4,729,537 km (0.101 R)
• M10: 5,718,528 km (0.038 R)
• M11: 7,680,654 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.7

Radius: 12.5

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.73 AU - 2.85 AU

Year: 3057 Days

Day: 5.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,693,453 km

• M1: 160,219 km (0.069 R)
• M2: 943,813 km (0.088 R)
• M3: 1,620,893 km (0.104 R)
• M4: 3,640,315 km (0.109 R)
• M5: 4,688,846 km (0.072 R)
• M6: 5,101,437 km (0.096 R)
• M7: 6,289,394 km (0.068 R)
• M8: 9,017,610 km (0.098 R)
• M9: 10,433,554 km (0.086 R)
• M10: 10,925,132 km (0.103 R)
• M11: 12,222,146 km (0.07 R)
• M12: 14,464,020 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.5

Radius: 8.6

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.91 AU - 3.99 AU

Year: 4204 Days

Day: 6.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,693,453 km

• M1: 107,561 km (0.053 R)
• M2: 460,911 km (0.069 R)
• M3: 730,486 km (0.09 R)
• M4: 1,021,604 km (0.059 R)
• M5: 1,317,060 km (0.095 R)
• M6: 1,903,483 km (0.077 R)
• M7: 4,190,984 km (0.068 R)
• M8: 4,503,644 km (0.065 R)
• M9: 4,883,922 km (0.093 R)
• M10: 5,368,469 km (0.043 R)
• M11: 6,818,372 km (0.11 R)
• M12: 7,150,479 km (0.06 R)
• M13: 7,563,369 km (0.111 R)
• M14: 8,324,224 km (0.102 R)
• M15: 11,139,506 km (0.105 R)
• M16: 13,011,873 km (0.096 R)
• M17: 13,575,857 km (0.086 R)
• M18: 14,807,796 km (0.107 R)
• M19: 17,246,839 km (0.103 R)
• M20: 19,941,695 km (0.051 R)
• M21: 23,127,681 km (0.07 R)
• M22: 23,879,111 km (0.069 R)
• M23: 25,272,466 km (0.087 R)
• M24: 27,546,653 km (0.109 R)
• M25: 28,220,741 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.5

Radius: 14.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.9 AU - 5.4 AU

Year: 6578 Days

Day: 8.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 38,693,453 km

• M1: 179,069 km (0.102 R)
• M2: 717,621 km (0.099 R)
• M3: 1,191,846 km (0.093 R)
• M4: 2,412,714 km (0.093 R)
• M5: 3,271,855 km (0.11 R)
• M6: 3,846,161 km (0.072 R)
• M7: 4,596,395 km (0.078 R)
• M8: 5,259,412 km (0.117 R)
• M9: 6,850,236 km (0.105 R)
• M10: 8,699,864 km (0.055 R)
• M11: 9,221,362 km (0.072 R)
• M12: 9,856,106 km (0.047 R)
• M13: 11,213,707 km (0.099 R)
• M14: 11,937,611 km (0.085 R)
• M15: 14,238,277 km (0.118 R)
• M16: 14,964,275 km (0.093 R)
• M17: 15,714,957 km (0.115 R)
• M18: 17,701,617 km (0.08 R)
• M19: 18,470,400 km (0.115 R)
• M20: 20,000,039 km (0.072 R)
• M21: 21,298,847 km (0.089 R)
• M22: 26,066,083 km (0.102 R)
• M23: 26,970,103 km (0.119 R)
• M24: 28,840,674 km (0.085 R)
• M25: 31,198,038 km (0.03 R)
• M26: 33,048,414 km (0.095 R)
• M27: 33,787,427 km (0.066 R)
• M28: 34,970,896 km (0.093 R)
• M29: 37,193,471 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.2

Radius: 13.2

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.72 AU - 5.54 AU

Year: 7622 Days

Day: 5.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,693,453 km

• M1: 166,652 km (0.102 R)
• M2: 983,008 km (0.049 R)
• M3: 2,131,620 km (0.118 R)
• M4: 2,742,727 km (0.086 R)
• M5: 4,372,147 km (0.118 R)
• M6: 4,951,540 km (0.061 R)
• M7: 5,426,962 km (0.102 R)
• M8: 6,164,031 km (0.083 R)
• M9: 8,738,610 km (0.104 R)
• M10: 9,752,435 km (0.103 R)
• M11: 11,140,853 km (0.078 R)
• M12: 13,323,186 km (0.115 R)
• M13: 14,907,727 km (0.052 R)
• M14: 15,588,098 km (0.096 R)
• M15: 16,095,833 km (0.118 R)
• M16: 17,481,409 km (0.102 R)
• M17: 18,589,331 km (0.059 R)
• M18: 19,817,230 km (0.084 R)
• M19: 21,021,792 km (0.047 R)
• M20: 25,274,261 km (0.084 R)
• M21: 28,912,481 km (0.095 R)
• M22: 30,955,988 km (0.088 R)
• M23: 31,759,179 km (0.062 R)
• M24: 32,576,283 km (0.058 R)
• M25: 32,990,070 km (0.059 R)
• M26: 34,787,788 km (0.117 R)
• M27: 36,538,682 km (0.069 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 17,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit