🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.7

Radius: 12.2

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.66 AU - 0.8 AU

Year: 423 Days

Day: 5.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,544,937 km

• M1: 151,692 km (0.076 R)
• M2: 541,245 km (0.087 R)
• M3: 966,701 km (0.056 R)
• M4: 1,515,726 km (0.086 R)
• M5: 1,919,789 km (0.046 R)
• M6: 2,336,270 km (0.098 R)
• M7: 2,735,846 km (0.09 R)
• M8: 3,355,181 km (0.098 R)
• M9: 3,991,122 km (0.103 R)
• M10: 4,418,224 km (0.098 R)
• M11: 4,875,993 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 12.8

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.55 AU - 2.33 AU

Year: 1833 Days

Day: 7.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,544,937 km

• M1: 159,172 km (0.06 R)
• M2: 661,671 km (0.114 R)
• M3: 1,068,428 km (0.109 R)
• M4: 1,541,606 km (0.06 R)
• M5: 2,553,037 km (0.092 R)
• M6: 3,190,324 km (0.104 R)
• M7: 3,983,791 km (0.11 R)
• M8: 4,512,919 km (0.102 R)
• M9: 5,668,563 km (0.082 R)
• M10: 6,196,942 km (0.064 R)
• M11: 7,299,778 km (0.09 R)
• M12: 10,626,535 km (0.114 R)
• M13: 12,053,699 km (0.081 R)
• M14: 12,697,568 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.8

Radius: 9.8

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.94 AU - 2.4 AU

Year: 2168 Days

Day: 10.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,544,937 km

• M1: 122,072 km (0.093 R)
• M2: 469,139 km (0.119 R)
• M3: 790,924 km (0.118 R)
• M4: 1,164,769 km (0.09 R)
• M5: 1,733,241 km (0.103 R)
• M6: 2,088,536 km (0.054 R)
• M7: 2,407,479 km (0.117 R)
• M8: 3,078,724 km (0.042 R)
• M9: 4,547,925 km (0.097 R)
• M10: 7,633,531 km (0.113 R)
• M11: 8,432,084 km (0.111 R)
• M12: 9,006,091 km (0.058 R)
• M13: 10,690,713 km (0.082 R)
• M14: 11,282,821 km (0.092 R)
• M15: 12,233,067 km (0.09 R)
• M16: 12,925,106 km (0.117 R)
• M17: 13,280,701 km (0.105 R)
• M18: 17,581,939 km (0.085 R)
• M19: 18,351,320 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 685.4

Radius: 4.6

Gravity: 32.39 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.45 AU - 7.73 AU

Year: 11474 Days

Day: 19.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,544,937 km

• M1: 71,657 km (0.098 R)
• M2: 489,783 km (0.026 R)
• M3: 721,211 km (0.09 R)
• M4: 1,101,788 km (0.105 R)
• M5: 1,859,053 km (0.118 R)
• M6: 2,307,547 km (0.101 R)
• M7: 3,194,812 km (0.109 R)
• M8: 3,835,839 km (0.114 R)
• M9: 4,201,307 km (0.092 R)
• M10: 4,776,660 km (0.044 R)
• M11: 5,066,880 km (0.117 R)
• M12: 6,938,200 km (0.073 R)
• M13: 8,094,741 km (0.068 R)
• M14: 9,675,541 km (0.073 R)
• M15: 10,565,350 km (0.045 R)
• M16: 11,738,047 km (0.117 R)
• M17: 12,385,806 km (0.074 R)
• M18: 13,881,186 km (0.064 R)
• M19: 21,154,485 km (0.106 R)
• M20: 22,112,061 km (0.089 R)
• M21: 22,736,184 km (0.047 R)
• M22: 25,544,584 km (0.084 R)
• M23: 28,997,303 km (0.116 R)
• M24: 34,739,917 km (0.11 R)
• M25: 39,610,375 km (0.054 R)
• M26: 48,705,925 km (0.086 R)
• M27: 51,450,448 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 16,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit