🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.44 AU - 0.58 AU

Year: 235 Days

Day: 29.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,442,055 km

• M1: 282,441 km (0.119 R)

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909

Radius: 11.3

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.93 AU - 1.13 AU

Year: 675 Days

Day: 5.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,442,055 km

• M1: 141,071 km (0.089 R)
• M2: 528,080 km (0.077 R)
• M3: 982,260 km (0.117 R)
• M4: 1,681,929 km (0.115 R)
• M5: 2,052,483 km (0.079 R)
• M6: 2,759,333 km (0.12 R)
• M7: 3,414,422 km (0.027 R)
• M8: 3,794,101 km (0.098 R)
• M9: 4,280,593 km (0.108 R)
• M10: 5,124,325 km (0.093 R)
• M11: 6,115,860 km (0.09 R)
• M12: 6,984,276 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.2

Radius: 14.7

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.3 AU - 1.76 AU

Year: 1222 Days

Day: 9.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,442,055 km

• M1: 182,809 km (0.026 R)
• M2: 671,096 km (0.062 R)
• M3: 1,227,750 km (0.112 R)
• M4: 2,251,598 km (0.082 R)
• M5: 3,094,881 km (0.096 R)
• M6: 3,773,756 km (0.104 R)
• M7: 4,459,363 km (0.119 R)
• M8: 5,707,458 km (0.086 R)
• M9: 6,519,176 km (0.098 R)
• M10: 7,406,740 km (0.1 R)
• M11: 9,122,927 km (0.115 R)
• M12: 11,125,294 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.4

Radius: 12.3

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.62 AU - 3.58 AU

Year: 3524 Days

Day: 12.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 87,442,055 km

• M1: 153,039 km (0.088 R)
• M2: 554,111 km (0.091 R)
• M3: 2,041,263 km (0.069 R)
• M4: 2,751,853 km (0.095 R)
• M5: 3,303,121 km (0.067 R)
• M6: 7,093,632 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.3

Radius: 11

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.58 AU - 6.52 AU

Year: 8442 Days

Day: 8.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,442,055 km

• M1: 161,865 km (0.055 R)
• M2: 657,333 km (0.03 R)
• M3: 1,421,030 km (0.112 R)
• M4: 2,349,285 km (0.067 R)
• M5: 3,461,545 km (0.039 R)
• M6: 4,755,567 km (0.03 R)
• M7: 5,391,208 km (0.092 R)
• M8: 6,115,411 km (0.117 R)
• M9: 8,975,573 km (0.108 R)
• M10: 10,177,293 km (0.076 R)
• M11: 11,183,787 km (0.077 R)
• M12: 15,202,285 km (0.093 R)
• M13: 17,836,554 km (0.04 R)
• M14: 22,062,544 km (0.11 R)
• M15: 23,498,983 km (0.11 R)
• M16: 27,002,116 km (0.114 R)
• M17: 29,395,682 km (0.079 R)
• M18: 31,927,327 km (0.113 R)
• M19: 32,836,433 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.4

Radius: 4.3

Gravity: 42.42 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.24 AU - 12.8 AU

Year: 22031 Days

Day: 16.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,442,055 km

• M1: 53,556 km (0.084 R)
• M2: 189,391 km (0.08 R)
• M3: 969,394 km (0.052 R)
• M4: 1,443,919 km (0.112 R)
• M5: 1,705,117 km (0.109 R)
• M6: 2,038,570 km (0.046 R)
• M7: 2,756,490 km (0.053 R)
• M8: 3,047,757 km (0.113 R)
• M9: 4,600,135 km (0.108 R)
• M10: 5,322,842 km (0.091 R)
• M11: 6,799,971 km (0.117 R)
• M12: 7,086,302 km (0.081 R)
• M13: 7,232,459 km (0.103 R)
• M14: 9,379,039 km (0.094 R)
• M15: 10,407,524 km (0.111 R)
• M16: 12,331,951 km (0.06 R)
• M17: 19,694,859 km (0.104 R)
• M18: 21,069,364 km (0.03 R)
• M19: 22,193,143 km (0.102 R)
• M20: 24,337,778 km (0.031 R)
• M21: 31,199,833 km (0.105 R)
• M22: 31,461,629 km (0.09 R)
• M23: 34,159,926 km (0.107 R)
• M24: 49,453,466 km (0.116 R)
• M25: 49,809,359 km (0.084 R)
• M26: 55,545,091 km (0.108 R)
• M27: 61,499,984 km (0.092 R)
• M28: 64,630,918 km (0.052 R)
• M29: 73,264,959 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849.5

Radius: 7.1

Gravity: 16.85 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10 AU - 11.1 AU

Year: 22126 Days

Day: 18.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,442,055 km

• M1: 91,703 km (0.117 R)
• M2: 407,355 km (0.081 R)
• M3: 696,976 km (0.032 R)
• M4: 2,518,331 km (0.07 R)
• M5: 3,031,900 km (0.072 R)
• M6: 4,096,289 km (0.098 R)
• M7: 4,513,069 km (0.118 R)
• M8: 7,130,882 km (0.044 R)
• M9: 8,048,365 km (0.076 R)
• M10: 9,931,204 km (0.112 R)
• M11: 11,744,181 km (0.08 R)
• M12: 16,350,898 km (0.095 R)
• M13: 18,120,341 km (0.086 R)
• M14: 21,414,935 km (0.085 R)
• M15: 23,637,660 km (0.087 R)
• M16: 39,503,861 km (0.085 R)
• M17: 41,065,663 km (0.066 R)
• M18: 43,980,128 km (0.056 R)
• M19: 45,827,363 km (0.06 R)
• M20: 69,449,166 km (0.113 R)
• M21: 83,315,841 km (0.109 R)
• M22: 86,398,006 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 17,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit