🌌 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: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.3

Radius: 11.6

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.86 AU - 0.94 AU

Year: 560 Days

Day: 10.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,861,766 km

• M1: 144,212 km (0.044 R)
• M2: 515,365 km (0.1 R)
• M3: 988,543 km (0.099 R)
• M4: 1,499,719 km (0.088 R)
• M5: 2,645,190 km (0.077 R)
• M6: 3,194,214 km (0.107 R)
• M7: 3,791,857 km (0.112 R)
• M8: 5,530,184 km (0.048 R)
• M9: 6,023,857 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.1

Radius: 12.4

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1 AU - 1.42 AU

Year: 873 Days

Day: 9.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,861,766 km

• M1: 155,133 km (0.114 R)
• M2: 559,646 km (0.076 R)
• M3: 1,223,860 km (0.098 R)
• M4: 1,688,661 km (0.108 R)
• M5: 3,425,492 km (0.067 R)
• M6: 4,706,947 km (0.115 R)
• M7: 5,515,075 km (0.081 R)
• M8: 6,138,449 km (0.112 R)
• M9: 6,565,252 km (0.111 R)
• M10: 8,897,633 km (0.055 R)
• M11: 9,334,309 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.2

Radius: 8.5

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.2 AU - 1.34 AU

Year: 939 Days

Day: 5.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 96.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,861,766 km

• M1: 105,766 km (0.106 R)
• M2: 398,828 km (0.102 R)
• M3: 666,459 km (0.064 R)
• M4: 1,189,153 km (0.082 R)
• M5: 1,574,518 km (0.06 R)
• M6: 1,851,872 km (0.077 R)
• M7: 2,507,410 km (0.119 R)
• M8: 3,160,405 km (0.101 R)
• M9: 3,434,618 km (0.077 R)
• M10: 4,190,835 km (0.089 R)
• M11: 5,239,665 km (0.112 R)
• M12: 5,527,342 km (0.109 R)
• M13: 6,113,467 km (0.119 R)
• M14: 6,432,559 km (0.063 R)
• M15: 6,762,871 km (0.11 R)
• M16: 7,081,215 km (0.085 R)
• M17: 9,069,670 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.7

Radius: 9.4

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.12 AU - 2.16 AU

Year: 2054 Days

Day: 14.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 122.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,861,766 km

• M1: 117,584 km (0.112 R)
• M2: 588,219 km (0.081 R)
• M3: 1,105,827 km (0.094 R)
• M4: 1,438,084 km (0.092 R)
• M5: 1,917,845 km (0.112 R)
• M6: 4,022,088 km (0.086 R)
• M7: 7,286,763 km (0.036 R)
• M8: 8,673,535 km (0.063 R)
• M9: 9,753,183 km (0.075 R)
• M10: 11,677,460 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.3

Radius: 10.5

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.56 AU - 5.42 AU

Year: 6241 Days

Day: 7.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 55,861,766 km

• M1: 130,599 km (0.107 R)
• M2: 495,618 km (0.097 R)
• M3: 1,515,576 km (0.093 R)
• M4: 2,676,904 km (0.089 R)
• M5: 3,183,891 km (0.045 R)
• M6: 5,633,706 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.4

Radius: 3.1

Gravity: 84.12 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.3 AU - 8.26 AU

Year: 11581 Days

Day: 15.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,861,766 km

• M1: 41,439 km (0.055 R)
• M2: 161,267 km (0.115 R)
• M3: 674,387 km (0.107 R)
• M4: 819,946 km (0.051 R)
• M5: 1,237,922 km (0.099 R)
• M6: 1,414,149 km (0.044 R)
• M7: 1,701,526 km (0.113 R)
• M8: 1,990,400 km (0.116 R)
• M9: 3,584,515 km (0.104 R)
• M10: 3,692,225 km (0.063 R)
• M11: 7,313,690 km (0.112 R)
• M12: 8,302,383 km (0.088 R)
• M13: 8,976,022 km (0.1 R)
• M14: 10,268,248 km (0.115 R)
• M15: 11,214,455 km (0.112 R)
• M16: 16,014,602 km (0.097 R)
• M17: 17,746,496 km (0.054 R)
• M18: 18,138,891 km (0.045 R)
• M19: 18,697,789 km (0.104 R)
• M20: 18,940,736 km (0.083 R)
• M21: 25,128,553 km (0.088 R)
• M22: 28,193,514 km (0.079 R)
• M23: 29,267,926 km (0.056 R)
• M24: 29,595,545 km (0.087 R)
• M25: 30,930,407 km (0.105 R)
• M26: 31,727,315 km (0.102 R)
• M27: 32,654,822 km (0.086 R)
• M28: 32,889,391 km (0.117 R)
• M29: 34,200,168 km (0.091 R)
• M30: 35,298,066 km (0.07 R)
• M31: 37,435,670 km (0.083 R)
• M32: 41,553,053 km (0.114 R)
• M33: 41,966,840 km (0.068 R)
• M34: 45,961,851 km (0.113 R)
• M35: 53,062,963 km (0.103 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 17,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit