🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.7

Radius: 13

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.94 AU - 1.36 AU

Year: 851 Days

Day: 6.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,112,540 km

• M1: 161,715 km (0.086 R)
• M2: 780,302 km (0.067 R)
• M3: 1,214,286 km (0.103 R)
• M4: 1,799,064 km (0.089 R)
• M5: 2,400,298 km (0.114 R)
• M6: 2,829,943 km (0.084 R)
• M7: 3,483,686 km (0.071 R)
• M8: 4,108,257 km (0.11 R)
• M9: 4,838,145 km (0.069 R)
• M10: 5,653,004 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.2

Radius: 13.5

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.15 AU - 1.75 AU

Year: 1205 Days

Day: 10.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,112,540 km

• M1: 167,998 km (0.113 R)
• M2: 589,715 km (0.073 R)
• M3: 1,045,240 km (0.099 R)
• M4: 1,520,962 km (0.034 R)
• M5: 2,611,680 km (0.117 R)
• M6: 3,656,471 km (0.097 R)
• M7: 4,155,679 km (0.096 R)
• M8: 4,700,215 km (0.111 R)
• M9: 5,500,415 km (0.119 R)
• M10: 6,035,227 km (0.108 R)
• M11: 6,758,233 km (0.078 R)
• M12: 7,754,406 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.7

Radius: 11.3

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.31 AU - 6.59 AU

Year: 8782 Days

Day: 14.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,112,540 km

• M1: 140,772 km (0.047 R)
• M2: 527,931 km (0.076 R)
• M3: 1,295,667 km (0.114 R)
• M4: 1,778,120 km (0.113 R)
• M5: 2,143,139 km (0.12 R)
• M6: 2,577,123 km (0.12 R)
• M7: 4,377,682 km (0.114 R)
• M8: 5,861,544 km (0.115 R)
• M9: 6,400,694 km (0.119 R)
• M10: 7,046,509 km (0.113 R)
• M11: 7,500,837 km (0.098 R)
• M12: 8,939,071 km (0.103 R)
• M13: 11,098,516 km (0.061 R)
• M14: 11,767,219 km (0.066 R)
• M15: 12,138,222 km (0.071 R)
• M16: 14,652,663 km (0.069 R)
• M17: 15,711,068 km (0.106 R)
• M18: 18,330,975 km (0.08 R)
• M19: 18,758,376 km (0.074 R)
• M20: 25,906,611 km (0.072 R)
• M21: 31,228,705 km (0.102 R)
• M22: 32,560,874 km (0.095 R)
• M23: 33,717,415 km (0.1 R)
• M24: 38,385,916 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.7

Radius: 3.7

Gravity: 45.7 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.62 AU - 7.68 AU

Year: 13197 Days

Day: 22 Hours

Environment

Temp: -236 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 61,112,540 km

• M1: 46,076 km (0.119 R)
• M2: 262,395 km (0.12 R)
• M3: 383,120 km (0.097 R)
• M4: 799,750 km (0.03 R)
• M5: 973,134 km (0.106 R)
• M6: 1,273,377 km (0.099 R)
• M7: 1,423,723 km (0.053 R)
• M8: 1,663,678 km (0.108 R)
• M9: 2,341,805 km (0.092 R)
• M10: 2,547,353 km (0.086 R)
• M11: 3,236,550 km (0.102 R)
• M12: 3,362,511 km (0.081 R)
• M13: 4,307,671 km (0.108 R)
• M14: 4,522,194 km (0.064 R)
• M15: 4,776,211 km (0.105 R)
• M16: 5,962,522 km (0.118 R)
• M17: 6,152,063 km (0.041 R)
• M18: 6,704,528 km (0.115 R)
• M19: 9,196,529 km (0.088 R)
• M20: 10,399,894 km (0.104 R)
• M21: 10,842,106 km (0.099 R)
• M22: 11,823,019 km (0.084 R)
• M23: 13,370,758 km (0.101 R)
• M24: 18,653,209 km (0.106 R)
• M25: 20,740,548 km (0.085 R)
• M26: 21,885,121 km (0.076 R)
• M27: 24,299,182 km (0.115 R)
• M28: 25,970,190 km (0.081 R)
• M29: 26,679,883 km (0.095 R)
• M30: 27,402,440 km (0.043 R)
• M31: 27,611,279 km (0.056 R)
• M32: 28,671,479 km (0.088 R)
• M33: 28,994,611 km (0.1 R)
• M34: 33,539,843 km (0.099 R)
• M35: 33,778,750 km (0.093 R)
• M36: 34,868,122 km (0.088 R)
• M37: 36,482,732 km (0.068 R)
• M38: 39,327,335 km (0.069 R)
• M39: 40,667,882 km (0.063 R)
• M40: 42,316,450 km (0.062 R)
• M41: 43,157,191 km (0.1 R)
• M42: 52,185,272 km (0.073 R)
• M43: 54,623,867 km (0.113 R)
• M44: 55,620,189 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.6

Radius: 6.6

Gravity: 14.87 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.43 AU - 8.01 AU

Year: 14806 Days

Day: 23.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,112,540 km

• M1: 82,129 km (0.063 R)
• M2: 288,125 km (0.112 R)
• M3: 500,704 km (0.089 R)
• M4: 1,001,707 km (0.093 R)
• M5: 2,376,512 km (0.096 R)
• M6: 2,835,628 km (0.116 R)
• M7: 3,074,236 km (0.079 R)
• M8: 4,571,412 km (0.104 R)
• M9: 4,900,677 km (0.093 R)
• M10: 6,100,302 km (0.061 R)
• M11: 6,581,558 km (0.107 R)
• M12: 7,087,798 km (0.068 R)
• M13: 7,529,261 km (0.058 R)
• M14: 8,273,510 km (0.038 R)
• M15: 8,564,777 km (0.102 R)
• M16: 9,375,448 km (0.105 R)
• M17: 10,685,626 km (0.101 R)
• M18: 12,489,477 km (0.059 R)
• M19: 14,209,105 km (0.064 R)
• M20: 14,627,381 km (0.083 R)
• M21: 15,561,619 km (0.113 R)
• M22: 17,868,418 km (0.044 R)
• M23: 19,527,160 km (0.115 R)
• M24: 20,925,900 km (0.086 R)
• M25: 27,512,544 km (0.067 R)
• M26: 28,600,869 km (0.058 R)
• M27: 28,932,976 km (0.103 R)
• M28: 29,267,627 km (0.05 R)
• M29: 30,058,401 km (0.074 R)
• M30: 35,358,205 km (0.055 R)
• M31: 36,126,091 km (0.095 R)
• M32: 41,248,770 km (0.103 R)
• M33: 42,961,816 km (0.115 R)
• M34: 47,450,949 km (0.093 R)
• M35: 50,450,087 km (0.114 R)
• M36: 56,648,674 km (0.086 R)
• M37: 58,052,651 km (0.093 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 18,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit