🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.5

Radius: 8.5

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.47 AU - 0.75 AU

Year: 329 Days

Day: 11.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,126,810 km

• M1: 105,766 km (0.099 R)
• M2: 375,640 km (0.109 R)
• M3: 772,075 km (0.034 R)
• M4: 1,185,264 km (0.075 R)
• M5: 1,517,371 km (0.047 R)
• M6: 1,880,296 km (0.064 R)
• M7: 2,250,999 km (0.037 R)
• M8: 2,522,220 km (0.099 R)
• M9: 2,906,836 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.6

Radius: 8.3

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.58 AU - 0.7 AU

Year: 353 Days

Day: 9.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,126,810 km

• M1: 103,223 km (0.111 R)
• M2: 375,790 km (0.092 R)
• M3: 657,931 km (0.11 R)
• M4: 1,587,682 km (0.089 R)
• M5: 1,849,478 km (0.096 R)
• M6: 2,123,841 km (0.106 R)
• M7: 2,398,652 km (0.065 R)
• M8: 3,020,830 km (0.04 R)
• M9: 4,485,991 km (0.078 R)
• M10: 4,897,834 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.4

Radius: 9

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.61 AU - 0.95 AU

Year: 476 Days

Day: 11.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,126,810 km

• M1: 111,899 km (0.104 R)
• M2: 403,316 km (0.077 R)
• M3: 690,843 km (0.086 R)
• M4: 1,341,295 km (0.082 R)
• M5: 1,632,562 km (0.054 R)
• M6: 2,828,297 km (0.109 R)
• M7: 3,289,657 km (0.11 R)
• M8: 3,628,945 km (0.119 R)
• M9: 3,922,606 km (0.099 R)
• M10: 4,997,317 km (0.042 R)
• M11: 5,550,829 km (0.089 R)
• M12: 6,181,833 km (0.081 R)
• M13: 6,505,263 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.1

Radius: 11.3

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.2 AU - 1.84 AU

Year: 1294 Days

Day: 11.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,126,810 km

• M1: 140,622 km (0.114 R)
• M2: 497,862 km (0.083 R)
• M3: 1,040,902 km (0.092 R)
• M4: 1,474,736 km (0.105 R)
• M5: 2,136,407 km (0.042 R)
• M6: 2,570,241 km (0.078 R)
• M7: 3,127,194 km (0.096 R)
• M8: 3,675,620 km (0.055 R)
• M9: 4,669,249 km (0.096 R)
• M10: 5,559,206 km (0.101 R)
• M11: 7,090,341 km (0.104 R)
• M12: 7,555,141 km (0.05 R)
• M13: 7,941,403 km (0.04 R)
• M14: 8,597,539 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874

Radius: 4.6

Gravity: 41.3 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.95 AU - 7.65 AU

Year: 13614 Days

Day: 19.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,126,810 km

• M1: 57,296 km (0.094 R)
• M2: 217,665 km (0.108 R)
• M3: 648,058 km (0.029 R)
• M4: 1,762,712 km (0.118 R)
• M5: 2,984,777 km (0.102 R)
• M6: 3,669,935 km (0.088 R)
• M7: 4,019,396 km (0.114 R)
• M8: 4,264,437 km (0.118 R)
• M9: 4,818,099 km (0.106 R)
• M10: 5,529,436 km (0.12 R)
• M11: 5,679,633 km (0.104 R)
• M12: 6,067,390 km (0.034 R)
• M13: 6,308,243 km (0.12 R)
• M14: 7,426,637 km (0.12 R)
• M15: 8,620,876 km (0.08 R)
• M16: 11,565,112 km (0.102 R)
• M17: 11,811,201 km (0.07 R)
• M18: 17,178,174 km (0.096 R)
• M19: 18,736,086 km (0.1 R)
• M20: 19,333,131 km (0.106 R)
• M21: 19,506,066 km (0.087 R)
• M22: 21,754,971 km (0.046 R)
• M23: 23,575,428 km (0.092 R)
• M24: 24,472,267 km (0.04 R)
• M25: 30,803,698 km (0.083 R)
• M26: 35,494,788 km (0.057 R)
• M27: 38,280,749 km (0.102 R)
• M28: 39,796,624 km (0.104 R)
• M29: 43,835,018 km (0.082 R)
• M30: 48,296,775 km (0.063 R)
• M31: 48,455,798 km (0.12 R)
• M32: 50,883,322 km (0.086 R)
• M33: 55,107,368 km (0.069 R)
• M34: 55,455,183 km (0.093 R)
• M35: 58,831,457 km (0.084 R)
• M36: 63,861,237 km (0.106 R)

Asteroid Belt

Center: 8.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.3

Radius: 7.3

Gravity: 15.56 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.7 AU - 11.64 AU

Year: 20756 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,126,810 km

• M1: 90,806 km (0.111 R)
• M2: 424,559 km (0.087 R)
• M3: 870,809 km (0.069 R)
• M4: 3,156,964 km (0.086 R)
• M5: 3,681,604 km (0.07 R)
• M6: 7,309,801 km (0.104 R)
• M7: 8,332,302 km (0.106 R)
• M8: 9,159,578 km (0.096 R)
• M9: 9,389,211 km (0.042 R)
• M10: 12,593,448 km (0.098 R)
• M11: 13,238,813 km (0.098 R)
• M12: 16,971,729 km (0.039 R)
• M13: 18,661,736 km (0.09 R)
• M14: 20,952,678 km (0.039 R)
• M15: 26,547,040 km (0.093 R)
• M16: 37,852,001 km (0.041 R)
• M17: 38,742,707 km (0.119 R)
• M18: 41,970,730 km (0.078 R)
• M19: 47,227,300 km (0.061 R)
• M20: 49,659,013 km (0.042 R)
• M21: 59,024,139 km (0.109 R)
• M22: 80,904,922 km (0.125 R)
• M23: 81,395,304 km (0.107 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: 212 - 14,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit