🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.56 AU - 0.66 AU

Year: 308 Days

Day: 39.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,597,239 km

• M1: 68,815 km (0.119 R)

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.3

Radius: 13.2

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.24 AU - 1.38 AU

Year: 968 Days

Day: 12.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,597,239 km

• M1: 165,754 km (0.052 R)
• M2: 478,264 km (0.071 R)
• M3: 1,069,774 km (0.069 R)
• M4: 1,383,481 km (0.1 R)
• M5: 1,637,049 km (0.12 R)
• M6: 1,932,206 km (0.079 R)
• M7: 2,430,517 km (0.119 R)
• M8: 2,825,754 km (0.106 R)
• M9: 3,206,331 km (0.083 R)
• M10: 3,538,738 km (0.092 R)
• M11: 3,799,487 km (0.07 R)
• M12: 4,069,810 km (0.081 R)
• M13: 4,445,450 km (0.077 R)
• M14: 4,752,724 km (0.113 R)
• M15: 5,414,246 km (0.077 R)
• M16: 5,722,567 km (0.095 R)
• M17: 6,632,571 km (0.079 R)
• M18: 7,324,761 km (0.108 R)
• M19: 7,647,742 km (0.098 R)
• M20: 7,977,905 km (0.072 R)
• M21: 8,795,457 km (0.103 R)
• M22: 10,024,853 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.6

Radius: 9.8

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.44 AU - 1.85 AU

Year: 1356 Days

Day: 6.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,597,239 km

• M1: 121,922 km (0.099 R)
• M2: 350,957 km (0.046 R)
• M3: 750,383 km (0.097 R)
• M4: 1,096,552 km (0.117 R)
• M5: 1,314,367 km (0.117 R)
• M6: 2,560,816 km (0.09 R)
• M7: 2,898,908 km (0.106 R)
• M8: 3,206,032 km (0.09 R)
• M9: 3,452,420 km (0.063 R)
• M10: 3,719,751 km (0.117 R)
• M11: 4,420,467 km (0.078 R)
• M12: 5,595,559 km (0.075 R)
• M13: 5,936,642 km (0.12 R)
• M14: 6,680,443 km (0.071 R)
• M15: 7,100,663 km (0.042 R)
• M16: 7,980,448 km (0.1 R)
• M17: 8,543,684 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.7

Radius: 13.3

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.81 AU - 2.47 AU

Year: 2021 Days

Day: 8.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,597,239 km

• M1: 362,625 km (0.062 R)
• M2: 639,980 km (0.081 R)
• M3: 1,229,395 km (0.098 R)
• M4: 1,513,033 km (0.12 R)
• M5: 3,651,834 km (0.12 R)
• M6: 4,552,263 km (0.069 R)
• M7: 4,941,367 km (0.079 R)
• M8: 5,394,948 km (0.062 R)
• M9: 6,752,549 km (0.048 R)
• M10: 7,079,570 km (0.105 R)
• M11: 7,433,369 km (0.076 R)
• M12: 8,088,607 km (0.118 R)
• M13: 8,608,609 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.5

Radius: 10.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.5 AU - 4.94 AU

Year: 6621 Days

Day: 5.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,597,239 km

• M1: 136,583 km (0.081 R)
• M2: 497,712 km (0.056 R)
• M3: 1,116,299 km (0.118 R)
• M4: 1,527,544 km (0.041 R)
• M5: 1,784,403 km (0.118 R)
• M6: 2,036,775 km (0.07 R)
• M7: 2,251,598 km (0.07 R)
• M8: 2,521,622 km (0.113 R)
• M9: 2,838,919 km (0.091 R)
• M10: 4,002,341 km (0.094 R)
• M11: 5,011,080 km (0.094 R)
• M12: 5,265,396 km (0.106 R)
• M13: 5,614,558 km (0.101 R)
• M14: 6,113,467 km (0.071 R)
• M15: 6,489,855 km (0.032 R)
• M16: 6,755,391 km (0.047 R)
• M17: 7,076,129 km (0.112 R)
• M18: 7,507,120 km (0.074 R)
• M19: 8,380,622 km (0.085 R)
• M20: 8,877,736 km (0.095 R)
• M21: 9,131,604 km (0.095 R)
• M22: 12,663,759 km (0.047 R)
• M23: 12,899,675 km (0.032 R)
• M24: 15,714,508 km (0.094 R)
• M25: 16,128,595 km (0.11 R)
• M26: 16,471,474 km (0.072 R)
• M27: 17,999,466 km (0.093 R)
• M28: 20,312,848 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31.2

Radius: 4.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.03 AU - 8.81 AU

Year: 13050 Days

Day: 21.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,597,239 km

• M1: 53,706 km (0.092 R)
• M2: 237,561 km (0.099 R)
• M3: 663,766 km (0.108 R)
• M4: 1,442,423 km (0.113 R)
• M5: 2,089,433 km (0.029 R)
• M6: 2,207,017 km (0.088 R)
• M7: 3,091,440 km (0.116 R)
• M8: 3,234,755 km (0.118 R)
• M9: 3,581,971 km (0.079 R)
• M10: 4,018,797 km (0.099 R)
• M11: 5,191,645 km (0.105 R)
• M12: 7,175,013 km (0.114 R)
• M13: 7,590,596 km (0.066 R)
• M14: 9,370,811 km (0.112 R)
• M15: 9,648,464 km (0.081 R)
• M16: 11,278,931 km (0.105 R)
• M17: 11,461,291 km (0.045 R)
• M18: 12,362,918 km (0.031 R)
• M19: 13,563,141 km (0.08 R)
• M20: 17,011,971 km (0.025 R)
• M21: 19,316,825 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.5

Radius: 3.4

Gravity: 69.68 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.64 AU - 8.7 AU

Year: 16483 Days

Day: 23.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 70,597,239 km

• M1: 93,648 km (0.113 R)
• M2: 255,663 km (0.106 R)
• M3: 428,598 km (0.08 R)
• M4: 505,192 km (0.093 R)
• M5: 733,778 km (0.069 R)
• M6: 1,825,992 km (0.087 R)
• M7: 3,364,606 km (0.049 R)
• M8: 4,487,338 km (0.088 R)
• M9: 4,702,310 km (0.113 R)
• M10: 4,848,617 km (0.093 R)
• M11: 7,960,252 km (0.083 R)
• M12: 9,493,481 km (0.062 R)
• M13: 10,445,971 km (0.114 R)
• M14: 10,994,995 km (0.069 R)
• M15: 12,135,080 km (0.092 R)
• M16: 12,311,007 km (0.117 R)
• M17: 12,786,280 km (0.111 R)
• M18: 13,701,669 km (0.113 R)
• M19: 14,971,755 km (0.102 R)
• M20: 15,232,504 km (0.098 R)
• M21: 15,495,497 km (0.12 R)
• M22: 16,844,571 km (0.084 R)
• M23: 18,973,797 km (0.074 R)
• M24: 19,936,011 km (0.095 R)
• M25: 20,998,904 km (0.044 R)
• M26: 23,450,663 km (0.091 R)
• M27: 26,814,820 km (0.057 R)
• M28: 26,988,952 km (0.097 R)
• M29: 27,691,015 km (0.059 R)
• M30: 28,761,238 km (0.036 R)
• M31: 31,903,840 km (0.114 R)
• M32: 31,998,685 km (0.12 R)
• M33: 34,318,500 km (0.104 R)
• M34: 34,712,989 km (0.086 R)
• M35: 37,847,364 km (0.047 R)
• M36: 38,261,600 km (0.115 R)
• M37: 38,678,230 km (0.04 R)
• M38: 47,252,283 km (0.112 R)
• M39: 48,999,586 km (0.109 R)
• M40: 51,861,243 km (0.12 R)
• M41: 51,982,268 km (0.097 R)
• M42: 54,184,498 km (0.072 R)
• M43: 60,541,510 km (0.116 R)
• M44: 60,672,259 km (0.112 R)
• M45: 61,196,599 km (0.085 R)
• M46: 67,389,054 km (0.082 R)
• M47: 70,456,259 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 14,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit