🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.47 AU - 0.63 AU

Year: 145 Days

Day: 38.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 42.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.66 AU - 0.8 AU

Year: 221 Days

Day: 33.3 Hours

Environment

Temp: 189 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.7

Radius: 9.8

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.69 AU - 6.91 AU

Year: 6291 Days

Day: 12.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,661,141 km

• M1: 141,520 km (0.074 R)
• M2: 462,557 km (0.116 R)
• M3: 1,059,602 km (0.061 R)
• M4: 1,379,143 km (0.069 R)
• M5: 1,865,635 km (0.101 R)
• M6: 2,463,727 km (0.098 R)
• M7: 3,168,333 km (0.116 R)
• M8: 3,733,813 km (0.067 R)
• M9: 4,576,648 km (0.062 R)
• M10: 5,159,032 km (0.068 R)
• M11: 5,815,318 km (0.102 R)
• M12: 6,553,584 km (0.118 R)
• M13: 7,502,483 km (0.102 R)
• M14: 7,900,563 km (0.057 R)
• M15: 9,458,774 km (0.109 R)
• M16: 11,172,717 km (0.105 R)
• M17: 11,773,951 km (0.103 R)
• M18: 12,523,735 km (0.099 R)
• M19: 14,916,553 km (0.115 R)
• M20: 16,500,346 km (0.067 R)
• M21: 18,084,438 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.5

Radius: 11.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 11.33 AU - 13.33 AU

Year: 15360 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,661,141 km

• M1: 144,512 km (0.067 R)
• M2: 673,938 km (0.099 R)
• M3: 2,924,040 km (0.077 R)
• M4: 4,455,025 km (0.12 R)
• M5: 6,319,014 km (0.102 R)
• M6: 6,799,672 km (0.047 R)
• M7: 13,823,292 km (0.118 R)
• M8: 16,149,240 km (0.093 R)
• M9: 16,630,197 km (0.097 R)
• M10: 19,409,426 km (0.103 R)
• M11: 24,676,618 km (0.113 R)
• M12: 31,247,255 km (0.114 R)
• M13: 34,421,124 km (0.053 R)
• M14: 36,613,480 km (0.102 R)
• M15: 37,683,853 km (0.115 R)
• M16: 41,787,173 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.1

Radius: 9.3

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 10.15 AU - 15.45 AU

Year: 16246 Days

Day: 14.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,661,141 km

• M1: 159,322 km (0.091 R)
• M2: 490,531 km (0.114 R)
• M3: 909,405 km (0.065 R)
• M4: 1,454,091 km (0.108 R)
• M5: 2,066,695 km (0.046 R)
• M6: 2,586,846 km (0.116 R)
• M7: 3,859,176 km (0.112 R)
• M8: 4,194,575 km (0.084 R)
• M9: 4,549,570 km (0.051 R)
• M10: 6,093,869 km (0.087 R)
• M11: 8,814,606 km (0.026 R)
• M12: 10,704,625 km (0.104 R)
• M13: 11,185,882 km (0.1 R)
• M14: 12,583,874 km (0.099 R)
• M15: 13,393,946 km (0.11 R)
• M16: 13,882,234 km (0.108 R)
• M17: 14,894,413 km (0.09 R)
• M18: 18,653,358 km (0.096 R)
• M19: 23,802,667 km (0.084 R)
• M20: 24,519,390 km (0.074 R)
• M21: 26,103,632 km (0.072 R)
• M22: 27,419,195 km (0.071 R)
• M23: 29,241,447 km (0.098 R)
• M24: 30,301,198 km (0.103 R)
• M25: 30,900,787 km (0.109 R)
• M26: 42,047,623 km (0.055 R)
• M27: 42,345,024 km (0.066 R)
• M28: 53,835,636 km (0.101 R)
• M29: 54,892,395 km (0.026 R)
• M30: 61,334,080 km (0.108 R)
• M31: 62,486,731 km (0.035 R)
• M32: 64,045,990 km (0.072 R)
• M33: 66,232,064 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.3

Radius: 6.1

Gravity: 15.94 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 12.46 AU - 14.1 AU

Year: 17169 Days

Day: 16.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,661,141 km

• M1: 86,767 km (0.118 R)
• M2: 397,332 km (0.067 R)
• M3: 656,286 km (0.102 R)
• M4: 5,649,863 km (0.044 R)
• M5: 11,141,900 km (0.102 R)
• M6: 22,424,272 km (0.098 R)
• M7: 26,058,154 km (0.119 R)
• M8: 34,338,396 km (0.088 R)
• M9: 37,762,243 km (0.086 R)
• M10: 41,841,926 km (0.108 R)
• M11: 44,063,155 km (0.113 R)
• M12: 56,356,061 km (0.114 R)
• M13: 60,539,117 km (0.115 R)
• M14: 61,287,106 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.7

Radius: 4.5

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 12.05 AU - 18.33 AU

Year: 21003 Days

Day: 19.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,661,141 km

• M1: 56,099 km (0.112 R)
• M2: 365,019 km (0.062 R)
• M3: 515,365 km (0.119 R)
• M4: 3,302,672 km (0.097 R)
• M5: 6,406,678 km (0.119 R)
• M6: 7,482,885 km (0.099 R)
• M7: 11,150,128 km (0.07 R)
• M8: 11,878,221 km (0.117 R)
• M9: 17,216,770 km (0.101 R)
• M10: 30,091,761 km (0.107 R)
• M11: 30,412,350 km (0.099 R)
• M12: 32,384,349 km (0.118 R)
• M13: 42,720,664 km (0.097 R)
• M14: 43,806,445 km (0.115 R)
• M15: 47,174,043 km (0.066 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 18,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit