🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.7

Radius: 14.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.59 AU - 0.89 AU

Year: 424 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,267,722 km

• M1: 185,352 km (0.065 R)
• M2: 841,937 km (0.074 R)
• M3: 1,373,308 km (0.06 R)
• M4: 1,859,502 km (0.111 R)
• M5: 2,769,057 km (0.108 R)
• M6: 3,633,732 km (0.058 R)
• M7: 4,644,565 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.6

Radius: 13.1

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.76 AU - 1.08 AU

Year: 588 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,267,722 km

• M1: 162,912 km (0.087 R)
• M2: 589,715 km (0.081 R)
• M3: 1,047,035 km (0.09 R)
• M4: 1,920,837 km (0.043 R)
• M5: 2,442,484 km (0.107 R)
• M6: 2,954,408 km (0.103 R)
• M7: 3,372,534 km (0.107 R)
• M8: 4,182,906 km (0.114 R)
• M9: 4,856,695 km (0.108 R)
• M10: 5,339,597 km (0.111 R)
• M11: 6,039,715 km (0.081 R)
• M12: 6,520,074 km (0.113 R)
• M13: 6,943,286 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.5

Radius: 11.2

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.76 AU - 1.18 AU

Year: 637 Days

Day: 14.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 66,267,722 km

• M1: 139,276 km (0.064 R)
• M2: 1,205,609 km (0.057 R)
• M3: 1,565,093 km (0.099 R)
• M4: 2,792,543 km (0.11 R)
• M5: 3,466,781 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.3

Radius: 8.3

Gravity: 14.42 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.1 AU - 1.18 AU

Year: 812 Days

Day: 13.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,267,722 km

• M1: 103,671 km (0.085 R)
• M2: 452,085 km (0.036 R)
• M3: 791,971 km (0.071 R)
• M4: 1,095,954 km (0.105 R)
• M5: 1,415,196 km (0.115 R)
• M6: 1,760,019 km (0.114 R)
• M7: 2,192,058 km (0.099 R)
• M8: 2,644,591 km (0.088 R)
• M9: 3,077,228 km (0.042 R)
• M10: 3,556,390 km (0.109 R)
• M11: 4,003,538 km (0.089 R)
• M12: 4,299,742 km (0.097 R)
• M13: 4,807,627 km (0.114 R)
• M14: 5,066,880 km (0.085 R)
• M15: 5,985,411 km (0.106 R)
• M16: 6,264,112 km (0.096 R)
• M17: 6,894,068 km (0.111 R)
• M18: 7,467,028 km (0.076 R)
• M19: 7,891,736 km (0.096 R)
• M20: 8,201,105 km (0.114 R)
• M21: 8,491,923 km (0.112 R)
• M22: 9,960,825 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 8.5

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.18 AU - 1.7 AU

Year: 1152 Days

Day: 11.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,267,722 km

• M1: 105,766 km (0.059 R)
• M2: 544,536 km (0.09 R)
• M3: 829,969 km (0.103 R)
• M4: 1,261,858 km (0.079 R)
• M5: 1,530,835 km (0.109 R)
• M6: 1,956,740 km (0.103 R)
• M7: 3,301,475 km (0.071 R)
• M8: 3,966,588 km (0.118 R)
• M9: 4,481,354 km (0.1 R)
• M10: 5,376,996 km (0.066 R)
• M11: 5,771,037 km (0.081 R)
• M12: 6,229,106 km (0.103 R)
• M13: 6,640,649 km (0.115 R)
• M14: 7,417,362 km (0.093 R)
• M15: 8,118,676 km (0.104 R)
• M16: 11,038,677 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.8

Radius: 9.4

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.84 AU - 3.56 AU

Year: 3817 Days

Day: 6.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 66,267,722 km

• M1: 116,836 km (0.095 R)
• M2: 590,014 km (0.119 R)
• M3: 7,955,615 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795

Radius: 8

Gravity: 12.42 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.18 AU - 8.82 AU

Year: 15089 Days

Day: 16.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,267,722 km

• M1: 99,483 km (0.087 R)
• M2: 466,446 km (0.075 R)
• M3: 757,115 km (0.099 R)
• M4: 1,133,353 km (0.108 R)
• M5: 1,431,053 km (0.104 R)
• M6: 1,885,980 km (0.1 R)
• M7: 2,308,594 km (0.1 R)
• M8: 2,564,855 km (0.084 R)
• M9: 4,862,978 km (0.119 R)
• M10: 5,360,391 km (0.119 R)
• M11: 5,969,703 km (0.097 R)
• M12: 6,291,338 km (0.065 R)
• M13: 6,881,951 km (0.084 R)
• M14: 9,137,438 km (0.113 R)
• M15: 10,634,763 km (0.038 R)
• M16: 11,228,816 km (0.047 R)
• M17: 11,657,564 km (0.114 R)
• M18: 14,752,145 km (0.118 R)
• M19: 15,945,637 km (0.07 R)
• M20: 18,864,291 km (0.051 R)
• M21: 19,911,477 km (0.12 R)
• M22: 22,025,893 km (0.059 R)
• M23: 27,130,471 km (0.112 R)
• M24: 28,803,125 km (0.108 R)
• M25: 31,379,201 km (0.079 R)
• M26: 32,352,784 km (0.088 R)
• M27: 35,656,204 km (0.115 R)
• M28: 46,275,857 km (0.073 R)
• M29: 50,456,669 km (0.085 R)
• M30: 51,456,132 km (0.096 R)
• M31: 51,792,129 km (0.076 R)
• M32: 55,233,329 km (0.11 R)
• M33: 56,294,726 km (0.101 R)
• M34: 64,887,927 km (0.065 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: 263 - 11,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit