🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.41 AU - 1.61 AU

Year: 695 Days

Day: 15.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.09 AU - 2.87 AU

Year: 1464 Days

Day: 34.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.77 AU - 3.61 AU

Year: 2135 Days

Day: 36.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,742,883 km

• M1: 267,930 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.9 AU - 4.28 AU

Year: 2549 Days

Day: 43.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 104.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,742,883 km

• M1: 104,719 km (0.104 R)
• M2: 287,378 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.69 AU - 3.71 AU

Year: 2667 Days

Day: 24.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.8

Radius: 14.1

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.38 AU - 5.32 AU

Year: 4003 Days

Day: 7.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,742,883 km

• M1: 175,777 km (0.045 R)
• M2: 701,913 km (0.076 R)
• M3: 1,432,848 km (0.109 R)
• M4: 2,161,540 km (0.108 R)
• M5: 3,882,813 km (0.109 R)
• M6: 4,493,920 km (0.052 R)
• M7: 6,014,582 km (0.111 R)
• M8: 7,333,736 km (0.058 R)
• M9: 8,940,567 km (0.099 R)
• M10: 9,645,173 km (0.095 R)
• M11: 10,771,495 km (0.045 R)
• M12: 11,366,596 km (0.078 R)
• M13: 12,797,200 km (0.116 R)
• M14: 13,601,738 km (0.114 R)
• M15: 14,109,772 km (0.071 R)
• M16: 14,968,464 km (0.083 R)
• M17: 16,373,337 km (0.065 R)
• M18: 16,843,075 km (0.112 R)
• M19: 17,321,788 km (0.119 R)
• M20: 18,029,236 km (0.103 R)
• M21: 18,699,435 km (0.115 R)
• M22: 19,328,344 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.7

Radius: 10.1

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.72 AU - 8.4 AU

Year: 8575 Days

Day: 14.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,742,883 km

• M1: 138,378 km (0.096 R)
• M2: 521,498 km (0.12 R)
• M3: 943,514 km (0.101 R)
• M4: 1,495,231 km (0.115 R)
• M5: 2,476,742 km (0.118 R)
• M6: 3,921,110 km (0.111 R)
• M7: 4,778,605 km (0.12 R)
• M8: 6,219,382 km (0.058 R)
• M9: 7,632,783 km (0.106 R)
• M10: 12,199,856 km (0.104 R)
• M11: 14,591,926 km (0.06 R)
• M12: 16,071,150 km (0.053 R)
• M13: 19,403,891 km (0.112 R)
• M14: 19,960,844 km (0.039 R)
• M15: 25,367,909 km (0.071 R)
• M16: 29,435,176 km (0.119 R)
• M17: 31,242,169 km (0.089 R)
• M18: 33,234,813 km (0.072 R)
• M19: 41,397,471 km (0.116 R)
• M20: 43,662,831 km (0.088 R)
• M21: 46,857,344 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.9

Radius: 14.9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.86 AU - 13.08 AU

Year: 13616 Days

Day: 14.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,742,883 km

• M1: 185,352 km (0.116 R)
• M2: 650,302 km (0.06 R)
• M3: 1,261,260 km (0.098 R)
• M4: 2,291,241 km (0.04 R)
• M5: 2,855,973 km (0.112 R)
• M6: 3,443,593 km (0.05 R)
• M7: 4,298,396 km (0.065 R)
• M8: 5,105,476 km (0.11 R)
• M9: 6,612,675 km (0.089 R)
• M10: 10,145,279 km (0.029 R)
• M11: 10,692,957 km (0.114 R)
• M12: 12,121,616 km (0.1 R)
• M13: 12,796,003 km (0.12 R)
• M14: 17,736,324 km (0.11 R)
• M15: 19,052,186 km (0.108 R)
• M16: 19,734,054 km (0.063 R)
• M17: 20,432,077 km (0.088 R)
• M18: 23,304,805 km (0.109 R)
• M19: 24,972,373 km (0.069 R)
• M20: 32,550,552 km (0.059 R)
• M21: 33,855,195 km (0.069 R)
• M22: 42,553,414 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.7

Radius: 3.7

Gravity: 33.65 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 16.61 AU - 21.13 AU

Year: 30718 Days

Day: 22.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,742,883 km

• M1: 49,816 km (0.067 R)
• M2: 219,310 km (0.096 R)
• M3: 416,181 km (0.07 R)
• M4: 724,203 km (0.074 R)
• M5: 1,153,549 km (0.115 R)
• M6: 1,587,084 km (0.116 R)
• M7: 1,951,654 km (0.08 R)
• M8: 3,881,616 km (0.088 R)
• M9: 5,938,138 km (0.105 R)
• M10: 7,097,970 km (0.1 R)
• M11: 8,128,550 km (0.117 R)
• M12: 8,400,968 km (0.063 R)
• M13: 8,679,369 km (0.059 R)
• M14: 10,673,958 km (0.091 R)
• M15: 12,734,668 km (0.09 R)
• M16: 17,894,448 km (0.103 R)
• M17: 18,355,210 km (0.103 R)
• M18: 19,882,903 km (0.051 R)
• M19: 20,778,396 km (0.095 R)
• M20: 21,390,252 km (0.102 R)
• M21: 22,013,775 km (0.081 R)
• M22: 22,649,566 km (0.093 R)
• M23: 24,516,997 km (0.088 R)
• M24: 27,203,475 km (0.084 R)
• M25: 27,935,158 km (0.063 R)
• M26: 29,183,702 km (0.111 R)
• M27: 31,524,011 km (0.104 R)
• M28: 39,289,936 km (0.094 R)
• M29: 43,943,327 km (0.107 R)
• M30: 54,709,437 km (0.055 R)
• M31: 57,451,865 km (0.03 R)
• M32: 61,110,730 km (0.083 R)
• M33: 62,574,545 km (0.06 R)
• M34: 62,997,010 km (0.094 R)
• M35: 65,789,703 km (0.049 R)
• M36: 68,216,180 km (0.065 R)
• M37: 70,701,749 km (0.115 R)
• M38: 73,951,613 km (0.098 R)
• M39: 74,187,379 km (0.102 R)
• M40: 83,016,795 km (0.105 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 10,577 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit