🌌 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: 979

Radius: 12.4

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.5 AU - 0.54 AU

Year: 250 Days

Day: 9.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,879,925 km

• M1: 154,535 km (0.111 R)
• M2: 552,764 km (0.112 R)
• M3: 1,142,479 km (0.057 R)
• M4: 1,698,085 km (0.026 R)
• M5: 2,552,289 km (0.109 R)
• M6: 2,953,361 km (0.119 R)
• M7: 3,396,769 km (0.092 R)
• M8: 3,813,699 km (0.09 R)
• M9: 4,523,840 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.5

Radius: 14.2

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.15 AU - 2.95 AU

Year: 2715 Days

Day: 10.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,879,925 km

• M1: 177,423 km (0.118 R)
• M2: 633,547 km (0.116 R)
• M3: 1,098,348 km (0.099 R)
• M4: 1,776,475 km (0.071 R)
• M5: 2,477,191 km (0.084 R)
• M6: 3,679,360 km (0.085 R)
• M7: 4,218,211 km (0.084 R)
• M8: 5,616,502 km (0.104 R)
• M9: 7,305,014 km (0.072 R)
• M10: 9,253,975 km (0.055 R)
• M11: 9,805,991 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.4

Radius: 12.1

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.49 AU - 3.53 AU

Year: 3482 Days

Day: 11.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,879,925 km

• M1: 151,094 km (0.096 R)
• M2: 536,907 km (0.101 R)
• M3: 937,380 km (0.065 R)
• M4: 1,465,012 km (0.069 R)
• M5: 2,913,269 km (0.092 R)
• M6: 3,482,040 km (0.11 R)
• M7: 4,231,077 km (0.116 R)
• M8: 4,772,471 km (0.104 R)
• M9: 5,309,079 km (0.119 R)
• M10: 6,161,338 km (0.086 R)
• M11: 6,949,419 km (0.111 R)
• M12: 7,607,949 km (0.086 R)
• M13: 9,456,081 km (0.077 R)
• M14: 9,835,761 km (0.1 R)
• M15: 11,078,470 km (0.09 R)
• M16: 13,536,812 km (0.06 R)
• M17: 14,464,768 km (0.031 R)
• M18: 15,696,856 km (0.112 R)
• M19: 17,789,132 km (0.088 R)
• M20: 19,202,831 km (0.112 R)
• M21: 20,061,224 km (0.042 R)
• M22: 20,945,048 km (0.111 R)
• M23: 21,396,684 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.6

Radius: 9.4

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.44 AU - 4.92 AU

Year: 5699 Days

Day: 8.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,879,925 km

• M1: 117,883 km (0.106 R)
• M2: 559,496 km (0.054 R)
• M3: 1,304,194 km (0.111 R)
• M4: 1,628,522 km (0.094 R)
• M5: 2,007,005 km (0.115 R)
• M6: 2,380,102 km (0.059 R)
• M7: 3,387,045 km (0.12 R)
• M8: 4,731,631 km (0.12 R)
• M9: 5,204,959 km (0.041 R)
• M10: 8,395,283 km (0.052 R)
• M11: 11,874,331 km (0.101 R)
• M12: 13,772,130 km (0.11 R)
• M13: 16,447,687 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.4

Radius: 4.1

Gravity: 26.91 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.12 AU - 8.22 AU

Year: 11487 Days

Day: 20.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 70,879,925 km

• M1: 54,902 km (0.071 R)
• M2: 224,546 km (0.025 R)
• M3: 462,557 km (0.11 R)
• M4: 882,927 km (0.099 R)
• M5: 1,065,735 km (0.107 R)
• M6: 2,540,770 km (0.112 R)
• M7: 3,022,027 km (0.12 R)
• M8: 3,343,512 km (0.118 R)
• M9: 3,738,152 km (0.027 R)
• M10: 6,593,526 km (0.089 R)
• M11: 7,172,769 km (0.112 R)
• M12: 9,113,353 km (0.068 R)
• M13: 10,585,695 km (0.112 R)
• M14: 10,845,546 km (0.106 R)
• M15: 11,705,884 km (0.048 R)
• M16: 11,927,887 km (0.04 R)
• M17: 12,961,758 km (0.044 R)
• M18: 15,470,365 km (0.106 R)
• M19: 15,603,656 km (0.097 R)
• M20: 16,281,783 km (0.077 R)
• M21: 16,697,965 km (0.093 R)
• M22: 17,479,165 km (0.103 R)
• M23: 20,686,992 km (0.088 R)
• M24: 21,175,130 km (0.11 R)
• M25: 22,857,507 km (0.082 R)
• M26: 24,176,362 km (0.081 R)
• M27: 28,236,598 km (0.116 R)
• M28: 29,650,747 km (0.098 R)
• M29: 33,502,294 km (0.095 R)
• M30: 33,725,643 km (0.098 R)
• M31: 34,514,772 km (0.119 R)
• M32: 35,085,937 km (0.103 R)
• M33: 35,896,308 km (0.111 R)
• M34: 40,135,314 km (0.115 R)
• M35: 40,894,074 km (0.044 R)
• M36: 42,701,366 km (0.107 R)
• M37: 44,158,299 km (0.058 R)
• M38: 44,696,104 km (0.096 R)
• M39: 44,966,726 km (0.091 R)
• M40: 45,785,027 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.7

Radius: 4.8

Gravity: 34.71 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.28 AU - 9.8 AU

Year: 16642 Days

Day: 23 Hours

Environment

Temp: -226 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,879,925 km

• M1: 59,989 km (0.074 R)
• M2: 377,884 km (0.081 R)
• M3: 824,135 km (0.047 R)
• M4: 1,014,423 km (0.092 R)
• M5: 1,841,101 km (0.087 R)
• M6: 2,818,723 km (0.109 R)
• M7: 4,069,810 km (0.075 R)
• M8: 4,834,405 km (0.073 R)
• M9: 5,573,418 km (0.039 R)
• M10: 6,556,276 km (0.113 R)
• M11: 13,037,604 km (0.067 R)
• M12: 14,604,642 km (0.053 R)
• M13: 14,977,589 km (0.102 R)
• M14: 15,742,483 km (0.104 R)
• M15: 16,856,538 km (0.096 R)
• M16: 20,420,259 km (0.073 R)
• M17: 20,699,109 km (0.097 R)
• M18: 26,164,219 km (0.116 R)
• M19: 28,991,020 km (0.065 R)
• M20: 34,712,241 km (0.106 R)
• M21: 36,455,804 km (0.058 R)
• M22: 38,256,813 km (0.068 R)
• M23: 63,503,399 km (0.112 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 14,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit