🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.46 AU - 0.6 AU

Year: 249 Days

Day: 28.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.3

Radius: 8.2

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.6 AU - 0.88 AU

Year: 411 Days

Day: 9.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,090,719 km

• M1: 102,026 km (0.06 R)
• M2: 505,491 km (0.048 R)
• M3: 839,842 km (0.117 R)
• M4: 1,250,339 km (0.109 R)
• M5: 1,783,057 km (0.116 R)
• M6: 2,048,444 km (0.111 R)
• M7: 2,358,410 km (0.032 R)
• M8: 2,621,104 km (0.107 R)
• M9: 3,650,487 km (0.109 R)
• M10: 3,977,807 km (0.078 R)
• M11: 4,927,754 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.8

Radius: 15

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.89 AU - 1.23 AU

Year: 705 Days

Day: 7.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 17,090,719 km

• M1: 186,549 km (0.058 R)
• M2: 728,392 km (0.063 R)
• M3: 1,222,364 km (0.105 R)
• M4: 2,015,083 km (0.048 R)
• M5: 2,508,607 km (0.078 R)
• M6: 3,058,678 km (0.061 R)
• M7: 3,776,000 km (0.032 R)
• M8: 4,981,759 km (0.048 R)

Asteroid Belt

Center: 2.04 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.7

Radius: 13

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.47 AU - 3.55 AU

Year: 3372 Days

Day: 7.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,090,719 km

• M1: 162,912 km (0.082 R)
• M2: 604,375 km (0.12 R)
• M3: 1,244,953 km (0.094 R)
• M4: 2,824,408 km (0.107 R)
• M5: 3,385,400 km (0.044 R)
• M6: 3,912,732 km (0.08 R)
• M7: 5,502,509 km (0.084 R)
• M8: 6,323,652 km (0.114 R)
• M9: 7,454,761 km (0.115 R)
• M10: 9,167,208 km (0.076 R)
• M11: 9,792,677 km (0.12 R)
• M12: 10,197,788 km (0.113 R)
• M13: 10,826,548 km (0.081 R)
• M14: 11,932,076 km (0.048 R)
• M15: 12,965,947 km (0.101 R)
• M16: 18,066,037 km (0.112 R)
• M17: 20,461,548 km (0.067 R)
• M18: 23,419,547 km (0.117 R)
• M19: 24,515,201 km (0.108 R)
• M20: 25,038,196 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.7

Radius: 5.4

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.24 AU - 6.76 AU

Year: 9489 Days

Day: 17 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 17,090,719 km

• M1: 67,169 km (0.066 R)
• M2: 269,725 km (0.108 R)
• M3: 551,268 km (0.108 R)
• M4: 814,860 km (0.117 R)
• M5: 1,140,534 km (0.076 R)
• M6: 1,476,681 km (0.113 R)
• M7: 4,448,293 km (0.073 R)
• M8: 5,221,265 km (0.095 R)
• M9: 6,269,198 km (0.113 R)
• M10: 10,693,106 km (0.04 R)
• M11: 10,876,214 km (0.056 R)
• M12: 11,775,297 km (0.116 R)
• M13: 12,267,773 km (0.118 R)
• M14: 12,980,308 km (0.051 R)
• M15: 17,210,637 km (0.098 R)
• M16: 17,589,269 km (0.087 R)
• M17: 19,025,259 km (0.09 R)
• M18: 22,351,268 km (0.091 R)
• M19: 26,796,120 km (0.097 R)
• M20: 27,475,594 km (0.096 R)
• M21: 27,819,669 km (0.1 R)
• M22: 28,253,802 km (0.066 R)
• M23: 31,046,345 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54

Radius: 5.4

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.91 AU - 7.47 AU

Year: 9944 Days

Day: 23.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,090,719 km

• M1: 73,004 km (0.068 R)
• M2: 371,003 km (0.051 R)
• M3: 559,795 km (0.053 R)
• M4: 729,589 km (0.105 R)
• M5: 8,711,383 km (0.078 R)
• M6: 11,736,402 km (0.106 R)
• M7: 18,349,824 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.9

Radius: 4.7

Gravity: 19.78 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.78 AU - 7.8 AU

Year: 10186 Days

Day: 21.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 17,090,719 km

• M1: 59,091 km (0.092 R)
• M2: 281,992 km (0.062 R)
• M3: 461,509 km (0.104 R)
• M4: 686,953 km (0.052 R)
• M5: 852,409 km (0.111 R)
• M6: 1,654,852 km (0.115 R)
• M7: 1,831,527 km (0.036 R)
• M8: 2,154,209 km (0.116 R)
• M9: 2,891,278 km (0.053 R)
• M10: 3,039,679 km (0.106 R)
• M11: 3,859,326 km (0.11 R)
• M12: 4,252,319 km (0.118 R)
• M13: 4,557,050 km (0.081 R)
• M14: 4,729,237 km (0.043 R)
• M15: 5,430,253 km (0.098 R)
• M16: 5,788,989 km (0.089 R)
• M17: 6,481,477 km (0.118 R)
• M18: 6,699,741 km (0.044 R)
• M19: 6,847,843 km (0.037 R)
• M20: 6,998,039 km (0.082 R)
• M21: 8,029,516 km (0.099 R)
• M22: 8,625,065 km (0.071 R)
• M23: 9,113,203 km (0.06 R)
• M24: 10,637,905 km (0.062 R)
• M25: 12,269,569 km (0.082 R)
• M26: 13,465,155 km (0.07 R)
• M27: 18,879,102 km (0.11 R)
• M28: 19,474,202 km (0.094 R)
• M29: 20,081,719 km (0.11 R)
• M30: 21,575,005 km (0.089 R)
• M31: 22,888,624 km (0.027 R)
• M32: 24,254,752 km (0.088 R)
• M33: 24,780,738 km (0.091 R)
• M34: 26,960,827 km (0.089 R)
• M35: 27,430,565 km (0.096 R)
• M36: 33,500,798 km (0.12 R)
• M37: 34,482,160 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.9

Radius: 5.2

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.35 AU - 7.87 AU

Year: 13555 Days

Day: 21.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 17,090,719 km

• M1: 145,409 km (0.109 R)
• M2: 649,105 km (0.102 R)
• M3: 7,717,156 km (0.111 R)
• M4: 8,269,321 km (0.082 R)
• M5: 12,435,323 km (0.061 R)
• M6: 16,635,134 km (0.087 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 16,780 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit