🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.15 AU - 1.69 AU

Year: 597 Days

Day: 39.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.42 AU - 2.36 AU

Year: 917 Days

Day: 16.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.32 AU - 2.86 AU

Year: 1472 Days

Day: 22 Hours

Environment

Temp: -72 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.9

Radius: 12.6

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.68 AU - 8.02 AU

Year: 6330 Days

Day: 8.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,291,240 km

• M1: 156,779 km (0.094 R)
• M2: 577,149 km (0.067 R)
• M3: 1,108,969 km (0.105 R)
• M4: 1,547,291 km (0.106 R)
• M5: 2,476,443 km (0.101 R)
• M6: 5,921,981 km (0.081 R)
• M7: 7,328,949 km (0.072 R)
• M8: 7,844,464 km (0.032 R)
• M9: 8,531,866 km (0.095 R)
• M10: 9,141,776 km (0.099 R)
• M11: 12,686,348 km (0.115 R)
• M12: 13,330,068 km (0.099 R)
• M13: 18,714,843 km (0.055 R)
• M14: 19,680,049 km (0.119 R)
• M15: 20,341,870 km (0.056 R)
• M16: 21,155,532 km (0.063 R)
• M17: 22,061,198 km (0.067 R)
• M18: 24,325,511 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.2

Radius: 11.4

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.95 AU - 8.37 AU

Year: 6765 Days

Day: 13.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,291,240 km

• M1: 142,268 km (0.114 R)
• M2: 559,795 km (0.079 R)
• M3: 1,027,438 km (0.113 R)
• M4: 1,658,741 km (0.111 R)
• M5: 2,373,221 km (0.077 R)
• M6: 3,067,504 km (0.082 R)
• M7: 3,602,317 km (0.117 R)
• M8: 3,992,767 km (0.105 R)
• M9: 4,465,945 km (0.062 R)
• M10: 5,782,406 km (0.12 R)
• M11: 6,818,222 km (0.077 R)
• M12: 9,481,363 km (0.115 R)
• M13: 10,669,320 km (0.119 R)
• M14: 11,171,371 km (0.077 R)
• M15: 13,339,044 km (0.117 R)
• M16: 14,400,590 km (0.05 R)
• M17: 15,967,329 km (0.113 R)
• M18: 18,205,612 km (0.114 R)
• M19: 19,585,204 km (0.113 R)
• M20: 20,186,587 km (0.073 R)
• M21: 22,226,204 km (0.056 R)
• M22: 25,985,001 km (0.106 R)
• M23: 31,051,132 km (0.034 R)
• M24: 31,663,137 km (0.11 R)
• M25: 33,441,108 km (0.075 R)
• M26: 34,300,398 km (0.068 R)
• M27: 34,735,429 km (0.028 R)
• M28: 39,054,918 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.3

Radius: 12

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.69 AU - 10.95 AU

Year: 9249 Days

Day: 8.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,291,240 km

• M1: 149,299 km (0.093 R)
• M2: 540,946 km (0.08 R)
• M3: 1,471,445 km (0.109 R)
• M4: 1,963,023 km (0.093 R)
• M5: 3,001,382 km (0.071 R)
• M6: 4,348,062 km (0.087 R)
• M7: 5,374,004 km (0.113 R)
• M8: 6,097,460 km (0.069 R)
• M9: 6,482,973 km (0.066 R)
• M10: 8,662,016 km (0.1 R)
• M11: 9,060,245 km (0.117 R)
• M12: 9,941,526 km (0.102 R)
• M13: 11,713,364 km (0.111 R)
• M14: 13,217,570 km (0.119 R)
• M15: 15,226,221 km (0.099 R)
• M16: 18,940,287 km (0.103 R)
• M17: 20,613,091 km (0.086 R)
• M18: 23,731,009 km (0.116 R)
• M19: 24,955,019 km (0.111 R)
• M20: 27,150,667 km (0.086 R)
• M21: 27,528,701 km (0.065 R)
• M22: 29,273,760 km (0.106 R)
• M23: 30,375,848 km (0.1 R)
• M24: 30,988,601 km (0.113 R)
• M25: 34,617,396 km (0.12 R)
• M26: 39,238,175 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.3

Radius: 3.1

Gravity: 39.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 15.55 AU - 18.43 AU

Year: 24728 Days

Day: 15.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,291,240 km

• M1: 38,596 km (0.083 R)
• M2: 151,393 km (0.093 R)
• M3: 249,828 km (0.07 R)
• M4: 393,592 km (0.104 R)
• M5: 534,064 km (0.058 R)
• M6: 766,689 km (0.047 R)
• M7: 1,444,966 km (0.088 R)
• M8: 1,764,507 km (0.117 R)
• M9: 2,450,862 km (0.07 R)
• M10: 4,525,336 km (0.102 R)
• M11: 4,802,840 km (0.104 R)
• M12: 4,981,908 km (0.096 R)
• M13: 8,539,046 km (0.072 R)
• M14: 8,855,147 km (0.042 R)
• M15: 10,374,762 km (0.117 R)
• M16: 10,613,670 km (0.116 R)
• M17: 12,257,302 km (0.058 R)
• M18: 14,208,955 km (0.118 R)
• M19: 15,645,095 km (0.077 R)
• M20: 17,258,358 km (0.071 R)
• M21: 18,538,767 km (0.054 R)
• M22: 18,979,183 km (0.028 R)
• M23: 21,190,838 km (0.113 R)
• M24: 22,259,714 km (0.069 R)
• M25: 23,059,165 km (0.051 R)
• M26: 27,232,048 km (0.099 R)
• M27: 27,572,533 km (0.03 R)
• M28: 28,610,593 km (0.098 R)
• M29: 30,887,472 km (0.059 R)
• M30: 35,392,014 km (0.086 R)
• M31: 41,351,694 km (0.114 R)
• M32: 41,801,235 km (0.104 R)
• M33: 42,254,068 km (0.107 R)
• M34: 48,774,890 km (0.116 R)
• M35: 55,026,286 km (0.103 R)
• M36: 55,207,299 km (0.1 R)
• M37: 57,408,781 km (0.058 R)
• M38: 59,287,581 km (0.064 R)
• M39: 59,477,720 km (0.118 R)
• M40: 65,574,581 km (0.043 R)
• M41: 68,250,588 km (0.103 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 13,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit