🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.2

Radius: 10.8

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.01 AU - 1.23 AU

Year: 790 Days

Day: 5.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,391,984 km

• M1: 134,339 km (0.086 R)
• M2: 470,336 km (0.105 R)
• M3: 860,038 km (0.07 R)
• M4: 1,261,409 km (0.11 R)
• M5: 1,879,099 km (0.111 R)
• M6: 2,284,808 km (0.09 R)
• M7: 2,641,898 km (0.082 R)
• M8: 3,101,762 km (0.12 R)
• M9: 3,442,247 km (0.101 R)
• M10: 3,807,864 km (0.097 R)
• M11: 4,215,668 km (0.074 R)
• M12: 4,566,325 km (0.111 R)
• M13: 5,288,584 km (0.091 R)
• M14: 5,677,389 km (0.058 R)
• M15: 6,914,563 km (0.102 R)
• M16: 7,768,019 km (0.114 R)
• M17: 8,220,403 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737

Radius: 12.6

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.53 AU - 1.93 AU

Year: 1517 Days

Day: 9.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,391,984 km

• M1: 157,078 km (0.073 R)
• M2: 626,665 km (0.061 R)
• M3: 1,088,175 km (0.106 R)
• M4: 1,501,514 km (0.057 R)
• M5: 2,609,136 km (0.091 R)
• M6: 3,023,223 km (0.112 R)
• M7: 3,562,374 km (0.066 R)
• M8: 4,021,490 km (0.086 R)
• M9: 4,617,039 km (0.057 R)
• M10: 5,270,782 km (0.092 R)
• M11: 6,342,202 km (0.12 R)
• M12: 6,738,486 km (0.052 R)
• M13: 8,914,088 km (0.093 R)
• M14: 9,380,834 km (0.091 R)
• M15: 9,896,797 km (0.086 R)
• M16: 10,637,157 km (0.119 R)
• M17: 11,091,635 km (0.077 R)
• M18: 13,002,000 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.3

Radius: 9.7

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.94 AU - 2.68 AU

Year: 2341 Days

Day: 6.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,391,984 km

• M1: 120,576 km (0.062 R)
• M2: 430,842 km (0.083 R)
• M3: 760,855 km (0.099 R)
• M4: 1,171,351 km (0.111 R)
• M5: 1,875,209 km (0.114 R)
• M6: 2,654,016 km (0.09 R)
• M7: 3,279,036 km (0.119 R)
• M8: 3,587,058 km (0.088 R)
• M9: 3,999,349 km (0.042 R)
• M10: 5,283,198 km (0.111 R)
• M11: 6,436,448 km (0.086 R)
• M12: 7,857,628 km (0.089 R)
• M13: 8,700,014 km (0.113 R)
• M14: 10,898,354 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.9

Radius: 9.6

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.98 AU - 3.84 AU

Year: 4199 Days

Day: 11 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,391,984 km

• M1: 197,320 km (0.074 R)
• M2: 604,824 km (0.053 R)
• M3: 1,104,032 km (0.107 R)
• M4: 1,655,749 km (0.09 R)
• M5: 2,104,543 km (0.085 R)
• M6: 2,480,781 km (0.095 R)
• M7: 2,828,297 km (0.062 R)
• M8: 3,865,310 km (0.092 R)
• M9: 5,648,068 km (0.09 R)
• M10: 6,769,453 km (0.085 R)
• M11: 11,629,888 km (0.066 R)
• M12: 13,276,661 km (0.054 R)
• M13: 14,128,621 km (0.099 R)
• M14: 14,679,441 km (0.102 R)
• M15: 16,238,101 km (0.108 R)
• M16: 18,096,256 km (0.112 R)
• M17: 20,299,234 km (0.107 R)
• M18: 29,638,031 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.8

Radius: 4.6

Gravity: 40.92 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.83 AU - 8.39 AU

Year: 12643 Days

Day: 21.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,391,984 km

• M1: 59,390 km (0.106 R)
• M2: 300,542 km (0.093 R)
• M3: 465,848 km (0.108 R)
• M4: 756,068 km (0.118 R)
• M5: 1,025,942 km (0.112 R)
• M6: 1,262,008 km (0.03 R)
• M7: 2,928,977 km (0.106 R)
• M8: 6,710,362 km (0.115 R)
• M9: 6,920,846 km (0.083 R)
• M10: 7,946,639 km (0.113 R)
• M11: 9,910,859 km (0.082 R)
• M12: 10,350,377 km (0.086 R)
• M13: 10,975,846 km (0.112 R)
• M14: 13,865,628 km (0.1 R)
• M15: 15,194,357 km (0.082 R)
• M16: 15,484,427 km (0.047 R)
• M17: 18,021,008 km (0.106 R)
• M18: 18,758,077 km (0.086 R)
• M19: 22,746,805 km (0.111 R)
• M20: 23,704,082 km (0.09 R)
• M21: 26,526,844 km (0.101 R)
• M22: 27,372,670 km (0.046 R)
• M23: 27,910,325 km (0.062 R)
• M24: 34,297,556 km (0.025 R)
• M25: 36,972,815 km (0.087 R)
• M26: 40,058,719 km (0.074 R)
• M27: 42,733,978 km (0.084 R)
• M28: 45,977,709 km (0.073 R)
• M29: 55,478,819 km (0.035 R)
• M30: 59,331,862 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.5

Radius: 6.9

Gravity: 16.98 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.81 AU - 8.41 AU

Year: 13999 Days

Day: 18.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,391,984 km

• M1: 85,869 km (0.054 R)
• M2: 345,122 km (0.117 R)
• M3: 787,782 km (0.034 R)
• M4: 1,098,946 km (0.11 R)
• M5: 1,505,553 km (0.102 R)
• M6: 2,160,193 km (0.097 R)
• M7: 2,487,214 km (0.065 R)
• M8: 2,823,361 km (0.101 R)
• M9: 3,318,530 km (0.109 R)
• M10: 4,979,964 km (0.094 R)
• M11: 5,778,068 km (0.092 R)
• M12: 7,442,943 km (0.093 R)
• M13: 12,565,772 km (0.116 R)
• M14: 13,220,263 km (0.077 R)
• M15: 22,648,220 km (0.066 R)
• M16: 31,774,737 km (0.109 R)
• M17: 36,283,468 km (0.048 R)
• M18: 37,207,085 km (0.12 R)
• M19: 41,200,750 km (0.108 R)
• M20: 46,082,278 km (0.103 R)
• M21: 47,009,485 km (0.086 R)
• M22: 47,948,960 km (0.092 R)
• M23: 51,501,012 km (0.104 R)
• M24: 52,666,978 km (0.093 R)
• M25: 55,224,503 km (0.046 R)
• M26: 58,401,363 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 14,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit