🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.2

Radius: 11

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.85 AU - 0.93 AU

Year: 534 Days

Day: 13.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,251,746 km

• M1: 137,181 km (0.118 R)
• M2: 499,507 km (0.072 R)
• M3: 886,667 km (0.058 R)
• M4: 1,248,095 km (0.067 R)
• M5: 1,606,382 km (0.034 R)
• M6: 1,963,322 km (0.06 R)
• M7: 2,347,041 km (0.086 R)
• M8: 3,762,536 km (0.069 R)
• M9: 4,471,032 km (0.062 R)
• M10: 4,857,443 km (0.087 R)
• M11: 5,250,586 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.9

Radius: 11.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.55 AU - 4.39 AU

Year: 5029 Days

Day: 15 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 92,251,746 km

• M1: 145,559 km (0.05 R)
• M2: 580,739 km (0.081 R)
• M3: 999,763 km (0.102 R)
• M4: 1,591,123 km (0.097 R)
• M5: 2,407,030 km (0.116 R)
• M6: 3,130,934 km (0.067 R)
• M7: 3,627,599 km (0.09 R)
• M8: 5,223,210 km (0.114 R)
• M9: 6,499,579 km (0.089 R)
• M10: 7,044,713 km (0.096 R)
• M11: 7,725,234 km (0.101 R)
• M12: 10,115,658 km (0.038 R)
• M13: 19,849,693 km (0.108 R)
• M14: 23,878,363 km (0.044 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740

Radius: 3.5

Gravity: 60.41 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8 AU - 12.28 AU

Year: 20530 Days

Day: 16.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 92,251,746 km

• M1: 46,076 km (0.031 R)
• M2: 167,400 km (0.113 R)
• M3: 311,463 km (0.11 R)
• M4: 491,279 km (0.084 R)
• M5: 832,662 km (0.081 R)
• M6: 1,022,202 km (0.098 R)
• M7: 1,168,808 km (0.078 R)
• M8: 1,488,050 km (0.1 R)
• M9: 1,606,382 km (0.049 R)
• M10: 1,881,642 km (0.034 R)
• M11: 2,525,362 km (0.112 R)
• M12: 3,536,194 km (0.1 R)
• M13: 3,748,175 km (0.06 R)
• M14: 4,131,145 km (0.11 R)
• M15: 4,469,685 km (0.112 R)
• M16: 4,789,974 km (0.092 R)
• M17: 5,436,387 km (0.108 R)
• M18: 5,556,215 km (0.069 R)
• M19: 7,087,798 km (0.079 R)
• M20: 7,230,963 km (0.089 R)
• M21: 8,182,555 km (0.075 R)
• M22: 10,889,229 km (0.103 R)
• M23: 12,134,482 km (0.09 R)
• M24: 14,748,405 km (0.102 R)
• M25: 17,714,183 km (0.118 R)
• M26: 21,449,492 km (0.114 R)
• M27: 21,648,906 km (0.07 R)
• M28: 22,051,474 km (0.117 R)
• M29: 26,814,521 km (0.074 R)
• M30: 34,762,057 km (0.055 R)
• M31: 36,011,798 km (0.103 R)
• M32: 37,579,584 km (0.111 R)
• M33: 39,192,249 km (0.119 R)
• M34: 44,305,953 km (0.111 R)
• M35: 55,268,634 km (0.113 R)
• M36: 60,870,925 km (0.09 R)
• M37: 62,075,337 km (0.101 R)
• M38: 62,683,602 km (0.029 R)
• M39: 63,295,607 km (0.115 R)
• M40: 71,175,825 km (0.119 R)
• M41: 78,970,921 km (0.112 R)
• M42: 79,446,343 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.5

Radius: 6.7

Gravity: 20.95 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 10.69 AU - 11.05 AU

Year: 22786 Days

Day: 15.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,251,746 km

• M1: 83,326 km (0.056 R)
• M2: 305,030 km (0.07 R)
• M3: 648,208 km (0.088 R)
• M4: 1,161,478 km (0.038 R)
• M5: 1,422,227 km (0.114 R)
• M6: 1,798,615 km (0.059 R)
• M7: 2,106,637 km (0.057 R)
• M8: 2,473,601 km (0.099 R)
• M9: 4,103,170 km (0.082 R)
• M10: 5,261,507 km (0.053 R)
• M11: 5,763,707 km (0.08 R)
• M12: 6,070,981 km (0.084 R)
• M13: 6,343,099 km (0.086 R)
• M14: 6,718,590 km (0.08 R)
• M15: 7,309,651 km (0.117 R)
• M16: 7,988,227 km (0.114 R)
• M17: 8,765,238 km (0.1 R)
• M18: 9,231,236 km (0.118 R)
• M19: 11,743,134 km (0.065 R)
• M20: 15,670,078 km (0.076 R)
• M21: 18,441,079 km (0.092 R)
• M22: 21,732,382 km (0.087 R)
• M23: 22,477,529 km (0.094 R)
• M24: 23,020,120 km (0.089 R)
• M25: 23,460,536 km (0.06 R)
• M26: 26,823,048 km (0.063 R)
• M27: 28,809,109 km (0.064 R)
• M28: 32,242,081 km (0.11 R)
• M29: 37,735,764 km (0.117 R)
• M30: 54,322,577 km (0.092 R)
• M31: 57,893,329 km (0.098 R)
• M32: 58,503,389 km (0.105 R)
• M33: 60,567,391 km (0.045 R)
• M34: 61,828,950 km (0.03 R)
• M35: 65,059,216 km (0.072 R)
• M36: 71,153,983 km (0.119 R)
• M37: 73,267,203 km (0.076 R)
• M38: 78,608,146 km (0.047 R)
• M39: 81,373,463 km (0.095 R)
• M40: 91,150,132 km (0.052 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 14,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit