🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.54 AU - 0.7 AU

Year: 315 Days

Day: 43.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141

Radius: 14

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.95 AU - 1.45 AU

Year: 849 Days

Day: 9.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,235,289 km

• M1: 174,132 km (0.096 R)
• M2: 640,428 km (0.044 R)
• M3: 1,196,035 km (0.027 R)
• M4: 2,318,468 km (0.098 R)
• M5: 2,924,339 km (0.05 R)
• M6: 3,366,999 km (0.076 R)
• M7: 4,148,798 km (0.114 R)
• M8: 4,812,264 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.8

Radius: 13.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.26 AU - 1.68 AU

Year: 1151 Days

Day: 7.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,235,289 km

• M1: 171,589 km (0.07 R)
• M2: 793,617 km (0.093 R)
• M3: 1,245,103 km (0.112 R)
• M4: 1,773,932 km (0.105 R)
• M5: 2,297,823 km (0.067 R)
• M6: 2,761,128 km (0.07 R)
• M7: 8,090,702 km (0.116 R)
• M8: 8,952,984 km (0.097 R)
• M9: 9,786,543 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.8

Radius: 8.8

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.19 AU - 2.29 AU

Year: 2165 Days

Day: 9.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,235,289 km

• M1: 126,859 km (0.074 R)
• M2: 410,945 km (0.075 R)
• M3: 761,154 km (0.096 R)
• M4: 1,268,291 km (0.113 R)
• M5: 1,630,018 km (0.117 R)
• M6: 2,023,461 km (0.105 R)
• M7: 2,550,045 km (0.111 R)
• M8: 2,971,014 km (0.046 R)
• M9: 3,282,626 km (0.081 R)
• M10: 3,914,378 km (0.088 R)
• M11: 4,560,790 km (0.091 R)
• M12: 4,954,681 km (0.109 R)
• M13: 5,276,466 km (0.083 R)
• M14: 5,710,899 km (0.086 R)
• M15: 5,987,954 km (0.118 R)
• M16: 6,407,127 km (0.04 R)
• M17: 6,901,847 km (0.079 R)
• M18: 7,813,646 km (0.101 R)
• M19: 9,038,105 km (0.101 R)
• M20: 10,019,018 km (0.071 R)
• M21: 10,723,923 km (0.071 R)
• M22: 11,741,638 km (0.084 R)
• M23: 12,026,322 km (0.101 R)
• M24: 12,399,120 km (0.118 R)
• M25: 13,342,933 km (0.106 R)
• M26: 15,911,230 km (0.1 R)
• M27: 16,614,190 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.4

Radius: 12.6

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.39 AU - 3.19 AU

Year: 3009 Days

Day: 11.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,235,289 km

• M1: 156,629 km (0.097 R)
• M2: 631,004 km (0.078 R)
• M3: 1,214,585 km (0.086 R)
• M4: 1,757,476 km (0.086 R)
• M5: 2,819,770 km (0.034 R)
• M6: 3,361,464 km (0.054 R)
• M7: 3,868,601 km (0.086 R)
• M8: 4,749,134 km (0.112 R)
• M9: 5,364,580 km (0.046 R)
• M10: 6,315,125 km (0.056 R)
• M11: 6,937,302 km (0.113 R)
• M12: 7,764,129 km (0.095 R)
• M13: 8,409,196 km (0.118 R)
• M14: 9,652,354 km (0.039 R)
• M15: 12,229,626 km (0.082 R)
• M16: 14,068,333 km (0.036 R)
• M17: 15,762,679 km (0.05 R)
• M18: 17,704,459 km (0.028 R)
• M19: 19,124,891 km (0.119 R)
• M20: 20,941,159 km (0.109 R)
• M21: 21,659,378 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.4

Radius: 12.2

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.44 AU - 3.9 AU

Year: 4540 Days

Day: 5.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,235,289 km

• M1: 151,692 km (0.098 R)
• M2: 740,360 km (0.118 R)
• M3: 1,132,755 km (0.112 R)
• M4: 1,657,844 km (0.042 R)
• M5: 2,271,045 km (0.057 R)
• M6: 3,191,970 km (0.103 R)
• M7: 3,608,600 km (0.12 R)
• M8: 4,191,732 km (0.105 R)
• M9: 4,959,020 km (0.093 R)
• M10: 5,872,913 km (0.119 R)
• M11: 6,443,629 km (0.086 R)
• M12: 7,272,700 km (0.12 R)
• M13: 8,068,112 km (0.076 R)
• M14: 14,009,841 km (0.048 R)
• M15: 15,399,754 km (0.112 R)
• M16: 17,278,554 km (0.114 R)
• M17: 17,917,786 km (0.027 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.2

Radius: 5.5

Gravity: 17.73 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.74 AU - 10.58 AU

Year: 20910 Days

Day: 15.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,235,289 km

• M1: 68,516 km (0.097 R)
• M2: 442,062 km (0.072 R)
• M3: 1,091,167 km (0.096 R)
• M4: 1,865,186 km (0.071 R)
• M5: 2,218,387 km (0.116 R)
• M6: 2,757,388 km (0.115 R)
• M7: 2,955,156 km (0.085 R)
• M8: 4,316,347 km (0.062 R)
• M9: 5,226,351 km (0.05 R)
• M10: 5,608,275 km (0.073 R)
• M11: 6,300,015 km (0.054 R)
• M12: 8,099,528 km (0.073 R)
• M13: 8,403,810 km (0.077 R)
• M14: 9,925,669 km (0.117 R)
• M15: 10,215,590 km (0.1 R)
• M16: 11,879,717 km (0.106 R)
• M17: 12,741,999 km (0.096 R)
• M18: 14,590,580 km (0.058 R)
• M19: 16,368,550 km (0.114 R)
• M20: 16,937,022 km (0.049 R)
• M21: 17,434,734 km (0.076 R)
• M22: 22,066,434 km (0.104 R)
• M23: 26,780,712 km (0.032 R)
• M24: 28,258,140 km (0.087 R)
• M25: 29,669,297 km (0.085 R)
• M26: 30,880,591 km (0.056 R)
• M27: 37,855,442 km (0.101 R)
• M28: 41,332,545 km (0.118 R)
• M29: 41,631,442 km (0.099 R)
• M30: 47,100,590 km (0.111 R)
• M31: 48,746,915 km (0.112 R)
• M32: 60,777,576 km (0.1 R)
• M33: 61,358,165 km (0.115 R)
• M34: 62,727,285 km (0.076 R)
• M35: 63,122,223 km (0.07 R)
• M36: 64,919,941 km (0.053 R)
• M37: 65,729,714 km (0.108 R)
• M38: 66,751,318 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 12,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit