🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.5

Radius: 8.9

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.37 AU - 2.19 AU

Year: 1639 Days

Day: 5.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,875,959 km

• M1: 110,702 km (0.067 R)
• M2: 411,095 km (0.099 R)
• M3: 700,118 km (0.104 R)
• M4: 1,415,645 km (0.051 R)
• M5: 1,778,719 km (0.113 R)
• M6: 3,020,680 km (0.095 R)
• M7: 3,406,044 km (0.049 R)
• M8: 4,454,426 km (0.043 R)
• M9: 4,826,626 km (0.07 R)
• M10: 6,019,818 km (0.097 R)
• M11: 6,423,733 km (0.06 R)
• M12: 7,118,615 km (0.107 R)
• M13: 9,438,130 km (0.1 R)
• M14: 9,776,969 km (0.11 R)
• M15: 10,805,454 km (0.1 R)
• M16: 11,440,946 km (0.052 R)
• M17: 12,180,558 km (0.049 R)
• M18: 13,798,010 km (0.093 R)
• M19: 15,274,391 km (0.037 R)
• M20: 15,979,297 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.7

Radius: 13.5

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.48 AU - 2.56 AU

Year: 2761 Days

Day: 13.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,875,959 km

• M1: 167,849 km (0.108 R)
• M2: 607,816 km (0.072 R)
• M3: 1,359,845 km (0.087 R)
• M4: 1,813,276 km (0.048 R)
• M5: 2,928,378 km (0.098 R)
• M6: 4,622,873 km (0.099 R)
• M7: 7,074,633 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.8

Radius: 9.9

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.35 AU - 5.89 AU

Year: 7997 Days

Day: 10.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 30,875,959 km

• M1: 124,017 km (0.095 R)
• M2: 458,069 km (0.084 R)
• M3: 874,699 km (0.082 R)
• M4: 1,660,237 km (0.09 R)
• M5: 2,114,416 km (0.094 R)
• M6: 2,940,645 km (0.099 R)
• M7: 3,541,131 km (0.111 R)
• M8: 4,018,498 km (0.044 R)
• M9: 4,565,577 km (0.098 R)
• M10: 5,044,141 km (0.101 R)
• M11: 5,776,572 km (0.1 R)
• M12: 6,168,519 km (0.107 R)
• M13: 7,376,821 km (0.103 R)
• M14: 9,975,336 km (0.12 R)
• M15: 11,227,470 km (0.117 R)
• M16: 13,241,955 km (0.061 R)
• M17: 14,393,858 km (0.082 R)
• M18: 18,599,204 km (0.076 R)
• M19: 20,115,977 km (0.115 R)
• M20: 20,489,074 km (0.101 R)
• M21: 21,480,459 km (0.095 R)
• M22: 22,663,778 km (0.099 R)
• M23: 23,973,358 km (0.104 R)
• M24: 24,731,819 km (0.117 R)
• M25: 25,332,604 km (0.033 R)
• M26: 26,653,105 km (0.064 R)
• M27: 30,105,375 km (0.119 R)
• M28: 31,586,094 km (0.104 R)
• M29: 35,121,242 km (0.113 R)
• M30: 35,662,487 km (0.111 R)
• M31: 37,882,968 km (0.043 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.9

Radius: 3.9

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.86 AU - 8.4 AU

Year: 13142 Days

Day: 24.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,875,959 km

• M1: 48,619 km (0.041 R)
• M2: 185,202 km (0.101 R)
• M3: 2,933,165 km (0.112 R)
• M4: 3,434,169 km (0.088 R)
• M5: 6,489,256 km (0.103 R)
• M6: 8,715,722 km (0.076 R)
• M7: 9,699,028 km (0.094 R)
• M8: 10,042,655 km (0.095 R)
• M9: 13,829,575 km (0.046 R)
• M10: 15,625,049 km (0.028 R)
• M11: 16,517,699 km (0.098 R)
• M12: 16,700,209 km (0.102 R)
• M13: 21,640,529 km (0.092 R)
• M14: 23,049,890 km (0.1 R)
• M15: 24,283,325 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.3

Radius: 6.8

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.93 AU - 8.57 AU

Year: 16357 Days

Day: 21.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,875,959 km

• M1: 96,640 km (0.12 R)
• M2: 329,564 km (0.057 R)
• M3: 574,905 km (0.112 R)
• M4: 1,072,318 km (0.108 R)
• M5: 2,696,801 km (0.075 R)
• M6: 2,980,289 km (0.064 R)
• M7: 6,091,177 km (0.115 R)
• M8: 7,302,171 km (0.116 R)
• M9: 8,344,270 km (0.075 R)
• M10: 9,188,301 km (0.09 R)
• M11: 9,985,359 km (0.111 R)
• M12: 12,061,628 km (0.052 R)
• M13: 13,637,791 km (0.05 R)
• M14: 14,213,892 km (0.099 R)
• M15: 15,483,529 km (0.066 R)
• M16: 19,987,472 km (0.077 R)
• M17: 21,492,128 km (0.071 R)
• M18: 23,431,814 km (0.12 R)
• M19: 29,099,329 km (0.042 R)
• M20: 30,053,315 km (0.106 R)
• M21: 33,846,369 km (0.117 R)
• M22: 37,946,697 km (0.083 R)
• M23: 40,769,309 km (0.102 R)
• M24: 41,297,091 km (0.1 R)
• M25: 47,552,526 km (0.097 R)
• M26: 50,071,155 km (0.107 R)
• M27: 50,828,420 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.5

Radius: 4.1

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.84 AU - 10.3 AU

Year: 18855 Days

Day: 23.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,875,959 km

• M1: 97,837 km (0.081 R)
• M2: 276,008 km (0.073 R)
• M3: 477,068 km (0.071 R)
• M4: 757,115 km (0.12 R)
• M5: 925,562 km (0.102 R)
• M6: 1,549,984 km (0.059 R)
• M7: 3,835,241 km (0.105 R)
• M8: 5,729,598 km (0.071 R)
• M9: 7,576,683 km (0.069 R)
• M10: 9,198,025 km (0.076 R)
• M11: 9,488,993 km (0.04 R)
• M12: 9,958,730 km (0.089 R)
• M13: 10,852,129 km (0.08 R)
• M14: 14,233,489 km (0.094 R)
• M15: 14,399,543 km (0.12 R)
• M16: 18,386,326 km (0.099 R)
• M17: 25,247,333 km (0.105 R)
• M18: 28,886,002 km (0.078 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 19,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit