🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.9

Radius: 8.3

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.48 AU - 0.56 AU

Year: 250 Days

Day: 11.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 101.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,721,199 km

• M1: 104,270 km (0.097 R)
• M2: 456,573 km (0.113 R)
• M3: 844,181 km (0.047 R)
• M4: 1,333,665 km (0.05 R)
• M5: 1,722,320 km (0.108 R)
• M6: 2,199,986 km (0.099 R)
• M7: 2,876,318 km (0.039 R)
• M8: 3,158,609 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.6

Radius: 8.3

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.37 AU - 1.89 AU

Year: 1388 Days

Day: 8.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,721,199 km

• M1: 112,348 km (0.096 R)
• M2: 633,996 km (0.095 R)
• M3: 1,069,475 km (0.031 R)
• M4: 1,832,574 km (0.061 R)
• M5: 3,400,360 km (0.068 R)
• M6: 5,073,761 km (0.04 R)
• M7: 6,132,765 km (0.048 R)
• M8: 8,302,981 km (0.105 R)
• M9: 9,127,864 km (0.031 R)
• M10: 10,036,521 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.7

Radius: 14.3

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.65 AU - 2.95 AU

Year: 3124 Days

Day: 5.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,721,199 km

• M1: 178,021 km (0.078 R)
• M2: 632,500 km (0.106 R)
• M3: 1,202,617 km (0.116 R)
• M4: 1,951,205 km (0.092 R)
• M5: 2,530,598 km (0.06 R)
• M6: 3,388,541 km (0.107 R)
• M7: 4,126,956 km (0.096 R)
• M8: 7,032,596 km (0.089 R)
• M9: 7,635,176 km (0.1 R)
• M10: 8,135,132 km (0.077 R)
• M11: 8,835,849 km (0.084 R)
• M12: 10,847,641 km (0.054 R)
• M13: 12,728,984 km (0.109 R)
• M14: 14,922,088 km (0.051 R)
• M15: 16,462,797 km (0.077 R)
• M16: 19,364,397 km (0.085 R)
• M17: 21,130,550 km (0.066 R)
• M18: 22,186,860 km (0.049 R)
• M19: 22,933,204 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.4

Radius: 3.3

Gravity: 67.71 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.81 AU - 7.49 AU

Year: 11436 Days

Day: 23.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 53,721,199 km

• M1: 40,990 km (0.057 R)
• M2: 150,944 km (0.106 R)
• M3: 265,087 km (0.058 R)
• M4: 380,876 km (0.078 R)
• M5: 559,795 km (0.116 R)
• M6: 1,006,494 km (0.036 R)
• M7: 1,270,684 km (0.113 R)
• M8: 1,391,260 km (0.089 R)
• M9: 1,504,955 km (0.104 R)
• M10: 1,866,832 km (0.088 R)
• M11: 2,023,162 km (0.031 R)
• M12: 2,132,368 km (0.101 R)
• M13: 2,483,474 km (0.06 R)
• M14: 2,587,445 km (0.075 R)
• M15: 2,694,557 km (0.083 R)
• M16: 3,299,381 km (0.07 R)
• M17: 4,103,918 km (0.039 R)
• M18: 4,429,144 km (0.08 R)
• M19: 4,803,288 km (0.1 R)
• M20: 6,317,817 km (0.104 R)
• M21: 6,913,366 km (0.091 R)
• M22: 7,987,629 km (0.095 R)
• M23: 10,353,070 km (0.069 R)
• M24: 11,178,252 km (0.063 R)
• M25: 12,046,518 km (0.106 R)
• M26: 12,896,533 km (0.049 R)
• M27: 14,851,029 km (0.089 R)
• M28: 15,125,841 km (0.059 R)
• M29: 16,477,009 km (0.073 R)
• M30: 17,144,215 km (0.103 R)
• M31: 19,011,197 km (0.056 R)
• M32: 24,262,531 km (0.107 R)
• M33: 26,107,521 km (0.077 R)
• M34: 30,513,328 km (0.079 R)
• M35: 35,389,620 km (0.034 R)
• M36: 36,249,658 km (0.086 R)
• M37: 50,719,213 km (0.045 R)
• M38: 52,601,753 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 559 - 15,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit