🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.4

Radius: 11.8

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.45 AU - 0.71 AU

Year: 305 Days

Day: 8.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 80,353,403 km

• M1: 146,756 km (0.099 R)
• M2: 524,341 km (0.103 R)
• M3: 1,251,536 km (0.075 R)
• M4: 2,007,155 km (0.093 R)
• M5: 2,725,823 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.7

Radius: 14.2

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.21 AU - 2.99 AU

Year: 2894 Days

Day: 14.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,353,403 km

• M1: 194,178 km (0.077 R)
• M2: 702,661 km (0.073 R)
• M3: 1,440,029 km (0.112 R)
• M4: 2,171,563 km (0.107 R)
• M5: 2,632,623 km (0.099 R)
• M6: 3,375,078 km (0.091 R)
• M7: 3,897,623 km (0.076 R)
• M8: 5,331,219 km (0.052 R)
• M9: 5,826,388 km (0.116 R)
• M10: 7,309,950 km (0.04 R)
• M11: 7,989,424 km (0.059 R)
• M12: 9,931,653 km (0.12 R)
• M13: 11,013,096 km (0.115 R)
• M14: 12,083,170 km (0.073 R)
• M15: 14,035,571 km (0.086 R)
• M16: 14,680,488 km (0.117 R)
• M17: 15,241,480 km (0.07 R)
• M18: 15,923,048 km (0.108 R)
• M19: 16,734,467 km (0.074 R)
• M20: 19,578,921 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.4

Radius: 9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.06 AU - 3.54 AU

Year: 4138 Days

Day: 13.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,353,403 km

• M1: 112,797 km (0.053 R)
• M2: 425,756 km (0.097 R)
• M3: 720,164 km (0.114 R)
• M4: 1,859,502 km (0.11 R)
• M5: 2,539,125 km (0.082 R)
• M6: 3,625,953 km (0.04 R)
• M7: 4,367,510 km (0.082 R)
• M8: 4,959,319 km (0.055 R)
• M9: 7,670,182 km (0.077 R)
• M10: 8,211,128 km (0.1 R)
• M11: 8,804,732 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.9

Radius: 3.9

Gravity: 60.68 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.98 AU - 8.04 AU

Year: 14206 Days

Day: 15.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,353,403 km

• M1: 48,470 km (0.078 R)
• M2: 175,927 km (0.07 R)
• M3: 400,623 km (0.037 R)
• M4: 905,067 km (0.088 R)
• M5: 1,747,453 km (0.053 R)
• M6: 1,926,671 km (0.091 R)
• M7: 2,676,156 km (0.1 R)
• M8: 3,326,159 km (0.104 R)
• M9: 3,659,314 km (0.069 R)
• M10: 3,983,791 km (0.098 R)
• M11: 4,168,694 km (0.12 R)
• M12: 4,966,201 km (0.036 R)
• M13: 7,441,896 km (0.115 R)
• M14: 9,448,602 km (0.1 R)
• M15: 9,777,717 km (0.093 R)
• M16: 11,354,179 km (0.102 R)
• M17: 13,092,357 km (0.115 R)
• M18: 15,297,579 km (0.112 R)
• M19: 15,523,322 km (0.11 R)
• M20: 16,058,583 km (0.073 R)
• M21: 17,409,751 km (0.115 R)
• M22: 19,975,804 km (0.073 R)
• M23: 21,255,165 km (0.085 R)
• M24: 22,783,008 km (0.036 R)
• M25: 25,948,648 km (0.075 R)
• M26: 27,691,763 km (0.072 R)
• M27: 28,819,880 km (0.106 R)
• M28: 31,167,520 km (0.078 R)
• M29: 33,512,765 km (0.088 R)
• M30: 37,724,095 km (0.105 R)
• M31: 44,071,383 km (0.076 R)
• M32: 44,681,443 km (0.096 R)
• M33: 51,430,102 km (0.079 R)
• M34: 53,303,367 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.1

Radius: 3

Gravity: 105.68 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.66 AU - 10.2 AU

Year: 18420 Days

Day: 24.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,353,403 km

• M1: 40,391 km (0.045 R)
• M2: 239,357 km (0.098 R)
• M3: 378,782 km (0.12 R)
• M4: 605,722 km (0.091 R)
• M5: 1,218,475 km (0.073 R)
• M6: 2,453,255 km (0.084 R)
• M7: 2,595,822 km (0.085 R)
• M8: 3,480,843 km (0.058 R)
• M9: 3,691,627 km (0.049 R)
• M10: 4,171,836 km (0.106 R)
• M11: 5,412,301 km (0.115 R)
• M12: 7,019,880 km (0.093 R)
• M13: 7,602,863 km (0.091 R)
• M14: 7,804,072 km (0.073 R)
• M15: 11,593,087 km (0.116 R)
• M16: 12,614,092 km (0.049 R)
• M17: 12,754,565 km (0.105 R)
• M18: 12,896,084 km (0.086 R)
• M19: 14,370,072 km (0.099 R)
• M20: 15,306,106 km (0.119 R)
• M21: 25,402,766 km (0.113 R)
• M22: 28,905,001 km (0.094 R)
• M23: 37,134,530 km (0.115 R)
• M24: 48,152,862 km (0.117 R)
• M25: 53,474,656 km (0.046 R)
• M26: 56,467,063 km (0.042 R)
• M27: 62,782,636 km (0.055 R)
• M28: 66,321,673 km (0.093 R)
• M29: 75,168,292 km (0.166 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 16,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit