🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.5

Radius: 8.5

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.41 AU - 0.61 AU

Year: 256 Days

Day: 12.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,411,213 km

• M1: 105,766 km (0.101 R)
• M2: 386,411 km (0.08 R)
• M3: 689,197 km (0.115 R)
• M4: 1,048,531 km (0.093 R)
• M5: 1,603,988 km (0.039 R)
• M6: 1,882,988 km (0.104 R)
• M7: 2,311,437 km (0.044 R)
• M8: 2,652,520 km (0.092 R)
• M9: 3,262,580 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622

Radius: 9.1

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.72 AU - 0.74 AU

Year: 438 Days

Day: 11.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,411,213 km

• M1: 113,246 km (0.079 R)
• M2: 399,726 km (0.077 R)
• M3: 685,757 km (0.091 R)
• M4: 1,090,868 km (0.037 R)
• M5: 1,923,829 km (0.083 R)
• M6: 2,216,143 km (0.12 R)
• M7: 2,548,250 km (0.084 R)
• M8: 2,924,040 km (0.088 R)
• M9: 3,800,534 km (0.098 R)
• M10: 4,183,056 km (0.119 R)
• M11: 4,475,968 km (0.119 R)
• M12: 5,025,740 km (0.089 R)
• M13: 5,754,132 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.8

Radius: 14.5

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.7 AU - 2.24 AU

Year: 1944 Days

Day: 8 Hours

Environment

Temp: -210 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,411,213 km

• M1: 180,265 km (0.076 R)
• M2: 671,246 km (0.026 R)
• M3: 1,209,200 km (0.089 R)
• M4: 1,842,597 km (0.108 R)
• M5: 2,679,597 km (0.065 R)
• M6: 3,498,346 km (0.118 R)
• M7: 4,958,272 km (0.036 R)
• M8: 5,449,102 km (0.074 R)
• M9: 6,713,803 km (0.106 R)
• M10: 7,631,287 km (0.077 R)
• M11: 9,113,353 km (0.099 R)
• M12: 9,888,270 km (0.089 R)
• M13: 10,743,371 km (0.083 R)
• M14: 11,454,859 km (0.072 R)
• M15: 13,139,331 km (0.097 R)
• M16: 15,029,799 km (0.109 R)
• M17: 15,635,521 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.9

Radius: 14.4

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.19 AU - 4.29 AU

Year: 5084 Days

Day: 13.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,411,213 km

• M1: 179,368 km (0.081 R)
• M2: 754,272 km (0.107 R)
• M3: 1,244,654 km (0.096 R)
• M4: 2,011,942 km (0.07 R)
• M5: 2,909,679 km (0.047 R)
• M6: 3,809,061 km (0.109 R)
• M7: 5,354,557 km (0.062 R)
• M8: 5,822,200 km (0.088 R)
• M9: 6,477,438 km (0.105 R)
• M10: 9,065,182 km (0.076 R)
• M11: 13,734,281 km (0.087 R)
• M12: 15,651,827 km (0.082 R)
• M13: 16,127,847 km (0.091 R)
• M14: 16,736,561 km (0.104 R)
• M15: 17,487,243 km (0.089 R)
• M16: 18,787,997 km (0.026 R)
• M17: 19,667,632 km (0.072 R)
• M18: 22,097,999 km (0.054 R)
• M19: 22,925,574 km (0.115 R)
• M20: 24,722,544 km (0.059 R)
• M21: 25,614,447 km (0.099 R)
• M22: 26,193,091 km (0.107 R)
• M23: 28,243,779 km (0.029 R)
• M24: 30,491,487 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.9

Radius: 10.4

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.87 AU - 4.97 AU

Year: 6532 Days

Day: 8.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,411,213 km

• M1: 129,402 km (0.092 R)
• M2: 496,815 km (0.105 R)
• M3: 827,875 km (0.117 R)
• M4: 2,689,770 km (0.114 R)
• M5: 3,089,346 km (0.102 R)
• M6: 3,572,397 km (0.105 R)
• M7: 4,611,354 km (0.111 R)
• M8: 5,687,412 km (0.116 R)
• M9: 6,382,743 km (0.086 R)
• M10: 7,098,419 km (0.102 R)
• M11: 8,096,087 km (0.12 R)
• M12: 9,059,049 km (0.074 R)
• M13: 10,007,350 km (0.057 R)
• M14: 13,304,038 km (0.079 R)
• M15: 15,523,921 km (0.109 R)
• M16: 16,564,972 km (0.073 R)
• M17: 18,046,440 km (0.11 R)
• M18: 19,754,997 km (0.091 R)
• M19: 23,019,821 km (0.079 R)
• M20: 24,129,837 km (0.11 R)
• M21: 26,541,953 km (0.079 R)
• M22: 30,785,746 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.8

Radius: 4.3

Gravity: 54.02 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.08 AU - 7.36 AU

Year: 12245 Days

Day: 19 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,411,213 km

• M1: 53,556 km (0.068 R)
• M2: 392,395 km (0.045 R)
• M3: 558,299 km (0.067 R)
• M4: 956,379 km (0.082 R)
• M5: 1,290,581 km (0.075 R)
• M6: 1,492,388 km (0.097 R)
• M7: 4,244,092 km (0.085 R)
• M8: 5,420,828 km (0.093 R)
• M9: 5,831,624 km (0.081 R)
• M10: 6,262,915 km (0.069 R)
• M11: 7,730,320 km (0.102 R)
• M12: 8,793,363 km (0.07 R)
• M13: 9,518,464 km (0.096 R)
• M14: 11,145,789 km (0.102 R)
• M15: 11,747,472 km (0.066 R)
• M16: 14,795,977 km (0.118 R)
• M17: 14,939,292 km (0.12 R)
• M18: 15,744,428 km (0.109 R)
• M19: 17,045,032 km (0.101 R)
• M20: 17,761,755 km (0.098 R)
• M21: 19,169,920 km (0.091 R)
• M22: 19,511,901 km (0.07 R)
• M23: 19,944,837 km (0.115 R)
• M24: 21,833,809 km (0.07 R)
• M25: 26,381,435 km (0.116 R)
• M26: 30,933,100 km (0.099 R)
• M27: 34,956,235 km (0.059 R)
• M28: 35,723,224 km (0.028 R)
• M29: 37,423,553 km (0.1 R)
• M30: 41,694,572 km (0.044 R)
• M31: 42,268,280 km (0.098 R)
• M32: 42,701,964 km (0.076 R)
• M33: 44,615,620 km (0.063 R)
• M34: 44,765,218 km (0.098 R)
• M35: 45,366,751 km (0.115 R)
• M36: 48,771,599 km (0.111 R)
• M37: 49,728,875 km (0.032 R)
• M38: 55,391,454 km (0.101 R)
• M39: 56,783,462 km (0.111 R)
• M40: 61,283,815 km (0.12 R)
• M41: 62,211,471 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.3

Radius: 4.6

Gravity: 27.99 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.96 AU - 12.46 AU

Year: 22932 Days

Day: 25 Hours

Environment

Temp: -240 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,411,213 km

• M1: 59,989 km (0.111 R)
• M2: 208,539 km (0.117 R)
• M3: 856,897 km (0.113 R)
• M4: 1,154,148 km (0.055 R)
• M5: 1,468,154 km (0.025 R)
• M6: 1,913,656 km (0.119 R)
• M7: 2,756,191 km (0.076 R)
• M8: 5,135,844 km (0.075 R)
• M9: 5,328,676 km (0.1 R)
• M10: 5,978,529 km (0.116 R)
• M11: 6,499,429 km (0.073 R)
• M12: 7,781,184 km (0.099 R)
• M13: 8,243,441 km (0.092 R)
• M14: 9,798,960 km (0.1 R)
• M15: 12,973,726 km (0.09 R)
• M16: 15,540,077 km (0.086 R)
• M17: 17,026,781 km (0.048 R)
• M18: 21,849,816 km (0.081 R)
• M19: 23,498,983 km (0.113 R)
• M20: 24,030,953 km (0.081 R)
• M21: 25,899,730 km (0.095 R)
• M22: 26,353,011 km (0.119 R)
• M23: 29,307,270 km (0.1 R)
• M24: 29,923,464 km (0.084 R)
• M25: 30,297,309 km (0.077 R)
• M26: 48,790,448 km (0.091 R)
• M27: 49,481,740 km (0.083 R)
• M28: 56,188,063 km (0.047 R)
• M29: 58,875,738 km (0.101 R)
• M30: 62,455,615 km (0.079 R)
• M31: 63,886,219 km (0.08 R)
• M32: 68,308,482 km (0.047 R)
• M33: 72,705,762 km (0.114 R)
• M34: 77,287,945 km (0.092 R)
• M35: 78,699,101 km (0.076 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 11,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit