🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.51 AU - 0.61 AU

Year: 157 Days

Day: 17.8 Hours

Environment

Temp: 218 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.69 AU - 0.75 AU

Year: 229 Days

Day: 12 Hours

Environment

Temp: 152 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.7

Radius: 12.2

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.77 AU - 7.49 AU

Year: 5687 Days

Day: 10.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 131.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 40,478,402 km

• M1: 153,787 km (0.084 R)
• M2: 1,040,154 km (0.089 R)
• M3: 1,972,149 km (0.069 R)
• M4: 3,773,008 km (0.104 R)
• M5: 6,537,427 km (0.086 R)
• M6: 10,403,634 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.8

Radius: 12.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.48 AU - 8.14 AU

Year: 7406 Days

Day: 10.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 148.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,478,402 km

• M1: 167,250 km (0.117 R)
• M2: 997,967 km (0.069 R)
• M3: 1,954,646 km (0.085 R)
• M4: 2,572,036 km (0.102 R)
• M5: 3,039,829 km (0.101 R)
• M6: 5,295,914 km (0.11 R)
• M7: 5,894,605 km (0.092 R)
• M8: 7,190,272 km (0.111 R)
• M9: 8,290,864 km (0.045 R)
• M10: 9,055,758 km (0.112 R)
• M11: 12,322,377 km (0.085 R)
• M12: 13,262,150 km (0.053 R)
• M13: 13,720,668 km (0.104 R)
• M14: 15,472,160 km (0.088 R)
• M15: 20,917,073 km (0.096 R)
• M16: 23,065,897 km (0.052 R)
• M17: 26,604,785 km (0.04 R)
• M18: 28,740,743 km (0.112 R)
• M19: 29,219,755 km (0.101 R)
• M20: 37,061,077 km (0.113 R)
• M21: 37,743,094 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.1

Radius: 8.6

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.23 AU - 7.55 AU

Year: 7528 Days

Day: 13.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,478,402 km

• M1: 116,537 km (0.117 R)
• M2: 476,469 km (0.116 R)
• M3: 1,090,120 km (0.083 R)
• M4: 1,359,845 km (0.096 R)
• M5: 1,700,928 km (0.047 R)
• M6: 2,099,008 km (0.107 R)
• M7: 2,540,770 km (0.11 R)
• M8: 3,611,293 km (0.106 R)
• M9: 4,527,580 km (0.091 R)
• M10: 6,181,534 km (0.11 R)
• M11: 6,812,986 km (0.117 R)
• M12: 7,934,521 km (0.104 R)
• M13: 8,242,992 km (0.064 R)
• M14: 10,447,317 km (0.119 R)
• M15: 12,084,815 km (0.086 R)
• M16: 14,909,821 km (0.086 R)
• M17: 16,413,130 km (0.099 R)
• M18: 17,041,741 km (0.068 R)
• M19: 17,621,283 km (0.035 R)
• M20: 18,955,995 km (0.117 R)
• M21: 19,299,920 km (0.076 R)
• M22: 21,976,077 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.1

Radius: 9.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.43 AU - 8.07 AU

Year: 8085 Days

Day: 14.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,478,402 km

• M1: 118,930 km (0.067 R)
• M2: 763,697 km (0.027 R)
• M3: 1,577,809 km (0.039 R)
• M4: 2,346,742 km (0.06 R)
• M5: 2,924,339 km (0.11 R)
• M6: 3,366,850 km (0.112 R)
• M7: 4,608,362 km (0.041 R)
• M8: 5,209,297 km (0.094 R)
• M9: 11,245,122 km (0.118 R)
• M10: 12,928,697 km (0.104 R)
• M11: 21,073,104 km (0.066 R)
• M12: 23,092,825 km (0.107 R)
• M13: 25,396,483 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.7

Radius: 10.8

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.45 AU - 9.09 AU

Year: 9733 Days

Day: 11.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,478,402 km

• M1: 151,094 km (0.068 R)
• M2: 618,587 km (0.106 R)
• M3: 1,020,557 km (0.044 R)
• M4: 1,449,753 km (0.107 R)
• M5: 2,703,533 km (0.09 R)
• M6: 3,046,710 km (0.107 R)
• M7: 3,667,093 km (0.064 R)
• M8: 5,692,498 km (0.095 R)
• M9: 8,644,663 km (0.094 R)
• M10: 9,591,168 km (0.057 R)
• M11: 11,192,913 km (0.047 R)
• M12: 12,201,053 km (0.111 R)
• M13: 13,268,733 km (0.109 R)
• M14: 14,985,368 km (0.094 R)
• M15: 15,862,760 km (0.062 R)
• M16: 16,917,126 km (0.074 R)
• M17: 28,600,570 km (0.116 R)
• M18: 30,800,107 km (0.112 R)
• M19: 33,790,868 km (0.077 R)
• M20: 37,579,733 km (0.092 R)
• M21: 40,086,395 km (0.078 R)
• M22: 45,152,677 km (0.105 R)
• M23: 45,989,677 km (0.105 R)

Asteroid Belt

Center: 11.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115

Radius: 7.8

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 12.25 AU - 15.09 AU

Year: 18940 Days

Day: 16.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,478,402 km

• M1: 97,239 km (0.101 R)
• M2: 498,311 km (0.082 R)
• M3: 750,981 km (0.113 R)
• M4: 1,022,053 km (0.107 R)
• M5: 1,432,699 km (0.045 R)
• M6: 1,769,743 km (0.078 R)
• M7: 2,365,741 km (0.055 R)
• M8: 2,662,094 km (0.066 R)
• M9: 4,452,182 km (0.115 R)
• M10: 9,353,308 km (0.109 R)
• M11: 9,861,342 km (0.1 R)
• M12: 10,339,158 km (0.08 R)
• M13: 10,633,267 km (0.099 R)
• M14: 11,706,482 km (0.074 R)
• M15: 12,242,192 km (0.107 R)
• M16: 16,000,539 km (0.118 R)
• M17: 21,636,938 km (0.107 R)
• M18: 23,606,394 km (0.071 R)
• M19: 25,425,056 km (0.098 R)
• M20: 26,596,706 km (0.082 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: 429 - 17,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit