🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.58 AU - 0.66 AU

Year: 172 Days

Day: 17.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,316,736 km

• M1: 379,979 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.18 AU - 1.34 AU

Year: 499 Days

Day: 21 Hours

Environment

Temp: 5 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.85 AU - 2.35 AU

Year: 1075 Days

Day: 12.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.65 AU - 4.13 AU

Year: 2204 Days

Day: 16.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,316,736 km

• M1: 554,111 km (0.111 R)

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.2

Radius: 9.1

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.27 AU - 7.03 AU

Year: 6055 Days

Day: 8.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,316,736 km

• M1: 113,096 km (0.087 R)
• M2: 398,230 km (0.107 R)
• M3: 722,109 km (0.077 R)
• M4: 2,411,218 km (0.086 R)
• M5: 4,407,752 km (0.116 R)
• M6: 4,956,477 km (0.099 R)
• M7: 5,307,134 km (0.084 R)
• M8: 6,223,720 km (0.114 R)
• M9: 7,242,033 km (0.095 R)
• M10: 7,656,120 km (0.077 R)
• M11: 8,781,844 km (0.108 R)
• M12: 10,292,782 km (0.104 R)
• M13: 10,576,420 km (0.051 R)
• M14: 12,656,728 km (0.085 R)
• M15: 12,982,402 km (0.037 R)
• M16: 13,481,611 km (0.099 R)
• M17: 14,283,605 km (0.098 R)
• M18: 14,875,563 km (0.103 R)
• M19: 15,238,488 km (0.11 R)
• M20: 15,545,463 km (0.054 R)
• M21: 17,743,953 km (0.066 R)
• M22: 22,115,502 km (0.108 R)
• M23: 22,430,256 km (0.064 R)
• M24: 23,801,171 km (0.101 R)
• M25: 26,091,963 km (0.117 R)
• M26: 30,618,196 km (0.085 R)
• M27: 31,107,531 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.2

Radius: 10

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.07 AU - 13.43 AU

Year: 14222 Days

Day: 9.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,316,736 km

• M1: 124,615 km (0.069 R)
• M2: 609,761 km (0.072 R)
• M3: 977,921 km (0.117 R)
• M4: 1,355,058 km (0.113 R)
• M5: 2,517,433 km (0.075 R)
• M6: 3,833,296 km (0.109 R)
• M7: 4,216,715 km (0.073 R)
• M8: 4,823,185 km (0.09 R)
• M9: 7,661,954 km (0.111 R)
• M10: 8,814,905 km (0.096 R)
• M11: 9,860,893 km (0.091 R)
• M12: 12,900,572 km (0.115 R)
• M13: 13,562,393 km (0.113 R)
• M14: 15,170,570 km (0.063 R)
• M15: 18,018,615 km (0.03 R)
• M16: 20,397,670 km (0.055 R)
• M17: 22,692,501 km (0.074 R)
• M18: 23,267,854 km (0.073 R)
• M19: 24,447,733 km (0.065 R)
• M20: 24,849,852 km (0.099 R)
• M21: 26,082,389 km (0.119 R)
• M22: 27,463,327 km (0.095 R)
• M23: 27,788,702 km (0.067 R)
• M24: 32,017,385 km (0.111 R)
• M25: 33,476,114 km (0.048 R)
• M26: 38,387,412 km (0.095 R)
• M27: 40,872,981 km (0.095 R)
• M28: 44,949,822 km (0.089 R)
• M29: 54,071,253 km (0.101 R)
• M30: 57,189,471 km (0.088 R)
• M31: 58,076,586 km (0.088 R)
• M32: 62,649,643 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.6

Radius: 3.2

Gravity: 54.84 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.38 AU - 18.56 AU

Year: 20452 Days

Day: 15.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,316,736 km

• M1: 39,943 km (0.09 R)
• M2: 376,239 km (0.116 R)
• M3: 1,525,898 km (0.044 R)
• M4: 2,731,508 km (0.109 R)
• M5: 3,110,738 km (0.031 R)
• M6: 3,972,721 km (0.097 R)
• M7: 5,743,661 km (0.062 R)
• M8: 6,363,145 km (0.088 R)
• M9: 9,679,281 km (0.069 R)
• M10: 9,792,976 km (0.098 R)
• M11: 10,917,353 km (0.086 R)
• M12: 16,680,611 km (0.104 R)
• M13: 17,424,412 km (0.084 R)
• M14: 20,247,922 km (0.044 R)
• M15: 35,254,085 km (0.056 R)
• M16: 38,290,473 km (0.115 R)
• M17: 39,004,054 km (0.111 R)
• M18: 39,726,612 km (0.092 R)
• M19: 46,150,644 km (0.108 R)
• M20: 52,704,676 km (0.06 R)
• M21: 61,783,472 km (0.101 R)
• M22: 68,451,199 km (0.115 R)
• M23: 69,924,588 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.4

Radius: 7.8

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 15.22 AU - 22.36 AU

Year: 28760 Days

Day: 15.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,316,736 km

• M1: 96,939 km (0.108 R)
• M2: 409,749 km (0.107 R)
• M3: 794,963 km (0.098 R)
• M4: 1,487,152 km (0.084 R)
• M5: 2,861,059 km (0.108 R)
• M6: 4,059,787 km (0.088 R)
• M7: 4,480,606 km (0.043 R)
• M8: 7,595,084 km (0.089 R)
• M9: 10,134,957 km (0.091 R)
• M10: 19,386,238 km (0.056 R)
• M11: 21,624,073 km (0.086 R)
• M12: 21,915,490 km (0.102 R)
• M13: 22,705,217 km (0.081 R)
• M14: 29,839,240 km (0.102 R)
• M15: 34,369,064 km (0.109 R)
• M16: 37,073,494 km (0.102 R)
• M17: 43,362,140 km (0.112 R)
• M18: 46,354,097 km (0.117 R)
• M19: 49,480,693 km (0.063 R)
• M20: 55,240,510 km (0.081 R)
• M21: 56,885,638 km (0.078 R)
• M22: 57,813,444 km (0.041 R)
• M23: 67,447,247 km (0.085 R)
• M24: 68,069,574 km (0.096 R)
• M25: 70,171,724 km (0.069 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 20,403 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit