🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.75 AU - 0.79 AU

Year: 235 Days

Day: 44.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.73 AU - 0.85 AU

Year: 245 Days

Day: 12.8 Hours

Environment

Temp: 148 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.83 AU - 2.25 AU

Year: 1015 Days

Day: 39.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.09 AU - 3.45 AU

Year: 1606 Days

Day: 13.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,072,244 km

• M1: 238,758 km (0.085 R)

Asteroid Belt

Center: 8.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922

Radius: 6

Gravity: 25.61 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 10.67 AU - 17.59 AU

Year: 18497 Days

Day: 15.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 54,072,244 km

• M1: 76,744 km (0.111 R)
• M2: 394,938 km (0.118 R)
• M3: 1,082,490 km (0.066 R)
• M4: 2,247,409 km (0.056 R)
• M5: 3,043,269 km (0.107 R)
• M6: 3,403,501 km (0.098 R)
• M7: 3,917,071 km (0.025 R)
• M8: 5,565,789 km (0.109 R)
• M9: 7,001,330 km (0.113 R)
• M10: 9,220,465 km (0.119 R)
• M11: 9,796,716 km (0.075 R)
• M12: 11,148,482 km (0.052 R)
• M13: 12,830,561 km (0.071 R)
• M14: 13,917,090 km (0.086 R)
• M15: 14,444,572 km (0.107 R)
• M16: 19,901,902 km (0.093 R)
• M17: 20,765,232 km (0.098 R)
• M18: 22,157,389 km (0.11 R)
• M19: 28,111,235 km (0.113 R)
• M20: 28,590,547 km (0.12 R)
• M21: 29,565,326 km (0.09 R)
• M22: 31,324,298 km (0.092 R)
• M23: 32,360,114 km (0.034 R)
• M24: 35,744,018 km (0.056 R)
• M25: 36,165,285 km (0.072 R)
• M26: 41,173,972 km (0.079 R)
• M27: 42,416,232 km (0.12 R)
• M28: 43,843,246 km (0.087 R)
• M29: 45,630,642 km (0.108 R)
• M30: 45,960,804 km (0.076 R)
• M31: 46,625,767 km (0.091 R)
• M32: 49,872,489 km (0.107 R)
• M33: 50,574,552 km (0.083 R)
• M34: 52,902,295 km (0.077 R)
• M35: 53,632,632 km (0.119 R)
• M36: 55,487,795 km (0.076 R)
• M37: 55,863,884 km (0.084 R)
• M38: 56,052,527 km (0.072 R)
• M39: 63,132,097 km (0.099 R)
• M40: 63,953,688 km (0.1 R)
• M41: 68,384,328 km (0.042 R)
• M42: 69,686,877 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.9

Radius: 8

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 17.03 AU - 17.03 AU

Year: 24475 Days

Day: 21.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,072,244 km

• M1: 106,663 km (0.103 R)
• M2: 383,719 km (0.081 R)
• M3: 944,561 km (0.118 R)
• M4: 1,415,345 km (0.06 R)
• M5: 3,301,924 km (0.069 R)
• M6: 9,209,095 km (0.096 R)
• M7: 9,900,686 km (0.043 R)
• M8: 13,519,758 km (0.049 R)
• M9: 14,795,977 km (0.115 R)
• M10: 17,069,865 km (0.118 R)
• M11: 21,393,991 km (0.064 R)
• M12: 28,382,606 km (0.041 R)
• M13: 35,211,300 km (0.049 R)
• M14: 36,047,253 km (0.09 R)
• M15: 36,328,796 km (0.054 R)
• M16: 41,189,380 km (0.104 R)
• M17: 41,497,103 km (0.111 R)
• M18: 41,961,604 km (0.081 R)
• M19: 52,899,153 km (0.091 R)
• M20: 66,223,088 km (0.101 R)
• M21: 66,857,532 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.1

Radius: 7.5

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 16.83 AU - 21.29 AU

Year: 28979 Days

Day: 23.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,072,244 km

• M1: 93,648 km (0.118 R)
• M2: 1,929,214 km (0.11 R)
• M3: 4,505,888 km (0.116 R)
• M4: 4,849,963 km (0.07 R)
• M5: 7,859,723 km (0.045 R)
• M6: 8,175,075 km (0.088 R)
• M7: 8,735,468 km (0.046 R)
• M8: 10,355,165 km (0.098 R)
• M9: 11,521,130 km (0.096 R)
• M10: 12,588,062 km (0.09 R)
• M11: 14,443,525 km (0.041 R)
• M12: 16,842,327 km (0.098 R)
• M13: 18,767,202 km (0.1 R)
• M14: 27,834,329 km (0.099 R)
• M15: 29,422,161 km (0.039 R)
• M16: 30,183,465 km (0.091 R)
• M17: 32,430,874 km (0.106 R)
• M18: 35,516,180 km (0.09 R)
• M19: 38,791,775 km (0.104 R)
• M20: 45,502,137 km (0.053 R)
• M21: 49,970,476 km (0.093 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 17,124 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit