🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240

Radius: 11.4

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.78 AU - 1.04 AU

Year: 579 Days

Day: 12.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,577,686 km

• M1: 141,819 km (0.091 R)
• M2: 511,176 km (0.114 R)
• M3: 1,219,372 km (0.052 R)
• M4: 1,871,320 km (0.106 R)
• M5: 2,456,247 km (0.082 R)
• M6: 3,170,876 km (0.084 R)
• M7: 3,594,986 km (0.112 R)
• M8: 4,449,489 km (0.073 R)
• M9: 4,939,722 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.4

Radius: 13.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.27 AU - 1.85 AU

Year: 1299 Days

Day: 12.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 104.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,577,686 km

• M1: 167,998 km (0.071 R)
• M2: 680,970 km (0.062 R)
• M3: 1,178,233 km (0.106 R)
• M4: 1,656,048 km (0.075 R)
• M5: 2,242,921 km (0.112 R)
• M6: 3,341,119 km (0.106 R)
• M7: 4,463,552 km (0.095 R)
• M8: 4,902,023 km (0.086 R)
• M9: 6,060,509 km (0.115 R)
• M10: 6,646,334 km (0.058 R)
• M11: 7,220,491 km (0.032 R)
• M12: 8,551,014 km (0.085 R)
• M13: 10,861,404 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.6

Radius: 3.7

Gravity: 33.86 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.52 AU - 6.86 AU

Year: 10270 Days

Day: 16.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 79,577,686 km

• M1: 46,076 km (0.077 R)
• M2: 260,001 km (0.092 R)
• M3: 436,676 km (0.063 R)
• M4: 608,415 km (0.1 R)
• M5: 1,189,901 km (0.109 R)
• M6: 1,409,212 km (0.106 R)
• M7: 2,973,706 km (0.079 R)
• M8: 3,377,621 km (0.066 R)
• M9: 6,746,864 km (0.068 R)
• M10: 7,282,724 km (0.115 R)
• M11: 7,560,976 km (0.087 R)
• M12: 8,612,948 km (0.114 R)
• M13: 9,105,424 km (0.029 R)
• M14: 9,475,230 km (0.1 R)
• M15: 9,663,723 km (0.076 R)
• M16: 9,999,720 km (0.12 R)
• M17: 11,002,774 km (0.094 R)
• M18: 11,743,582 km (0.096 R)
• M19: 12,181,455 km (0.074 R)
• M20: 13,382,726 km (0.117 R)
• M21: 13,560,598 km (0.026 R)
• M22: 13,920,979 km (0.112 R)
• M23: 14,598,209 km (0.104 R)
• M24: 14,723,572 km (0.098 R)
• M25: 16,018,042 km (0.092 R)
• M26: 16,967,989 km (0.083 R)
• M27: 17,106,666 km (0.091 R)
• M28: 17,598,095 km (0.093 R)
• M29: 19,811,096 km (0.036 R)
• M30: 20,431,180 km (0.034 R)
• M31: 20,984,243 km (0.119 R)
• M32: 21,955,432 km (0.078 R)
• M33: 24,602,417 km (0.11 R)
• M34: 25,956,278 km (0.104 R)
• M35: 26,511,585 km (0.085 R)
• M36: 27,934,111 km (0.092 R)
• M37: 31,345,391 km (0.117 R)
• M38: 31,869,433 km (0.089 R)
• M39: 32,719,897 km (0.073 R)
• M40: 32,934,869 km (0.067 R)
• M41: 33,150,739 km (0.061 R)
• M42: 36,273,145 km (0.111 R)
• M43: 42,581,688 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.4

Radius: 7.2

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.55 AU - 6.95 AU

Year: 11695 Days

Day: 25 Hours

Environment

Temp: -220 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,577,686 km

• M1: 89,609 km (0.09 R)
• M2: 372,798 km (0.118 R)
• M3: 915,389 km (0.086 R)
• M4: 1,489,247 km (0.049 R)
• M5: 1,762,712 km (0.119 R)
• M6: 2,018,823 km (0.072 R)
• M7: 2,547,502 km (0.074 R)
• M8: 2,876,617 km (0.105 R)
• M9: 5,449,701 km (0.107 R)
• M10: 6,104,640 km (0.078 R)
• M11: 7,124,000 km (0.078 R)
• M12: 8,975,124 km (0.092 R)
• M13: 9,886,923 km (0.114 R)
• M14: 10,701,633 km (0.119 R)
• M15: 11,341,314 km (0.086 R)
• M16: 12,873,794 km (0.081 R)
• M17: 15,257,337 km (0.105 R)
• M18: 17,553,216 km (0.108 R)
• M19: 17,920,030 km (0.097 R)
• M20: 18,217,281 km (0.1 R)
• M21: 18,517,673 km (0.116 R)
• M22: 19,051,438 km (0.118 R)
• M23: 20,069,751 km (0.064 R)
• M24: 20,714,368 km (0.118 R)
• M25: 21,206,695 km (0.084 R)
• M26: 23,078,912 km (0.085 R)
• M27: 23,697,051 km (0.057 R)
• M28: 27,936,954 km (0.077 R)
• M29: 35,262,312 km (0.059 R)
• M30: 37,034,299 km (0.117 R)
• M31: 37,881,322 km (0.058 R)
• M32: 39,739,627 km (0.09 R)
• M33: 41,011,658 km (0.078 R)
• M34: 44,040,117 km (0.093 R)
• M35: 45,954,671 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.8

Radius: 7.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.45 AU - 9.47 AU

Year: 16409 Days

Day: 24.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,577,686 km

• M1: 103,522 km (0.11 R)
• M2: 364,420 km (0.053 R)
• M3: 765,941 km (0.098 R)
• M4: 1,071,420 km (0.037 R)
• M5: 1,327,232 km (0.114 R)
• M6: 2,717,146 km (0.073 R)
• M7: 3,054,190 km (0.107 R)
• M8: 4,083,274 km (0.095 R)
• M9: 5,603,188 km (0.113 R)
• M10: 6,877,014 km (0.029 R)
• M11: 7,581,770 km (0.043 R)
• M12: 11,740,740 km (0.119 R)
• M13: 12,315,794 km (0.093 R)
• M14: 14,805,552 km (0.099 R)
• M15: 17,612,457 km (0.091 R)
• M16: 19,069,390 km (0.09 R)
• M17: 19,427,827 km (0.072 R)
• M18: 21,134,738 km (0.114 R)
• M19: 22,063,741 km (0.098 R)
• M20: 24,844,018 km (0.06 R)
• M21: 25,185,849 km (0.112 R)
• M22: 26,495,279 km (0.116 R)
• M23: 29,918,377 km (0.072 R)
• M24: 30,208,298 km (0.101 R)
• M25: 33,938,671 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.7

Radius: 6.6

Gravity: 17.78 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.48 AU - 10.9 AU

Year: 20115 Days

Day: 21.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,577,686 km

• M1: 82,129 km (0.062 R)
• M2: 355,744 km (0.114 R)
• M3: 839,543 km (0.105 R)
• M4: 1,100,592 km (0.119 R)
• M5: 1,790,088 km (0.119 R)
• M6: 2,271,644 km (0.114 R)
• M7: 3,549,209 km (0.102 R)
• M8: 4,011,617 km (0.037 R)
• M9: 4,583,380 km (0.109 R)
• M10: 5,929,760 km (0.094 R)
• M11: 6,271,143 km (0.077 R)
• M12: 7,087,349 km (0.084 R)
• M13: 7,423,196 km (0.106 R)
• M14: 7,669,434 km (0.083 R)
• M15: 8,388,401 km (0.089 R)
• M16: 8,928,749 km (0.101 R)
• M17: 9,491,985 km (0.106 R)
• M18: 11,454,410 km (0.117 R)
• M19: 11,717,253 km (0.096 R)
• M20: 14,420,038 km (0.049 R)
• M21: 16,575,444 km (0.117 R)
• M22: 19,959,647 km (0.094 R)
• M23: 21,314,555 km (0.111 R)
• M24: 24,206,132 km (0.09 R)
• M25: 26,539,261 km (0.114 R)
• M26: 38,097,791 km (0.062 R)
• M27: 39,724,667 km (0.067 R)
• M28: 41,551,706 km (0.057 R)
• M29: 42,485,945 km (0.107 R)
• M30: 48,045,899 km (0.077 R)
• M31: 51,890,565 km (0.06 R)
• M32: 56,124,035 km (0.066 R)
• M33: 60,185,318 km (0.116 R)
• M34: 66,532,157 km (0.102 R)
• M35: 69,321,409 km (0.091 R)
• M36: 69,539,224 km (0.07 R)
• M37: 71,519,451 km (0.103 R)
• M38: 75,131,940 km (0.089 R)
• M39: 75,591,954 km (0.073 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: 474 - 15,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit