🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.29 AU - 2.81 AU

Year: 1534 Days

Day: 14 Hours

Environment

Temp: -90 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,523,073 km

• M1: 55,950 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.83 AU - 4.19 AU

Year: 3025 Days

Day: 24.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.5

Radius: 8.7

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.55 AU - 6.89 AU

Year: 5154 Days

Day: 7.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 24,523,073 km

• M1: 108,159 km (0.078 R)
• M2: 417,677 km (0.103 R)
• M3: 759,957 km (0.094 R)
• M4: 1,238,521 km (0.061 R)
• M5: 1,730,698 km (0.052 R)
• M6: 2,584,602 km (0.083 R)
• M7: 3,165,491 km (0.096 R)
• M8: 3,672,927 km (0.093 R)
• M9: 4,064,425 km (0.088 R)
• M10: 4,432,735 km (0.1 R)
• M11: 5,703,419 km (0.095 R)
• M12: 6,293,582 km (0.073 R)
• M13: 6,653,515 km (0.114 R)
• M14: 7,061,767 km (0.112 R)
• M15: 7,705,487 km (0.1 R)
• M16: 8,663,661 km (0.089 R)
• M17: 12,827,120 km (0.047 R)
• M18: 14,058,759 km (0.063 R)
• M19: 15,961,345 km (0.071 R)
• M20: 16,818,092 km (0.098 R)
• M21: 21,056,349 km (0.042 R)
• M22: 22,161,279 km (0.114 R)
• M23: 24,167,237 km (0.09 R)
• M24: 25,377,932 km (0.057 R)
• M25: 28,007,713 km (0.031 R)
• M26: 28,536,841 km (0.097 R)
• M27: 29,524,337 km (0.075 R)
• M28: 30,441,521 km (0.091 R)
• M29: 31,948,570 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.8

Radius: 13.4

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.29 AU - 6.51 AU

Year: 6100 Days

Day: 14.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 24,523,073 km

• M1: 166,652 km (0.099 R)
• M2: 953,836 km (0.115 R)
• M3: 1,741,618 km (0.065 R)
• M4: 2,158,398 km (0.069 R)
• M5: 3,932,479 km (0.093 R)
• M6: 5,119,838 km (0.111 R)
• M7: 6,568,543 km (0.063 R)
• M8: 10,166,970 km (0.098 R)
• M9: 11,391,130 km (0.118 R)
• M10: 14,368,127 km (0.049 R)
• M11: 15,094,126 km (0.081 R)
• M12: 15,717,799 km (0.081 R)
• M13: 16,229,125 km (0.08 R)
• M14: 21,265,637 km (0.117 R)
• M15: 23,016,380 km (0.084 R)
• M16: 25,294,008 km (0.119 R)
• M17: 25,996,968 km (0.106 R)
• M18: 27,903,892 km (0.077 R)
• M19: 30,986,656 km (0.088 R)
• M20: 32,301,621 km (0.082 R)
• M21: 35,151,012 km (0.092 R)
• M22: 37,821,034 km (0.069 R)
• M23: 38,509,035 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.9

Radius: 9

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.92 AU - 7.6 AU

Year: 6621 Days

Day: 12.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 113 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 24,523,073 km

• M1: 115,789 km (0.054 R)
• M2: 556,354 km (0.034 R)
• M3: 931,097 km (0.065 R)
• M4: 1,242,859 km (0.113 R)
• M5: 1,678,039 km (0.051 R)
• M6: 2,262,219 km (0.118 R)
• M7: 2,916,111 km (0.089 R)
• M8: 3,575,539 km (0.108 R)
• M9: 4,957,524 km (0.052 R)
• M10: 6,356,713 km (0.067 R)
• M11: 7,350,342 km (0.112 R)
• M12: 8,817,747 km (0.089 R)
• M13: 11,346,251 km (0.06 R)
• M14: 11,648,588 km (0.12 R)
• M15: 12,059,832 km (0.07 R)
• M16: 12,749,030 km (0.092 R)
• M17: 13,408,308 km (0.096 R)
• M18: 14,090,025 km (0.052 R)
• M19: 14,794,631 km (0.088 R)
• M20: 16,274,154 km (0.104 R)
• M21: 17,115,492 km (0.103 R)
• M22: 22,466,159 km (0.089 R)
• M23: 24,583,418 km (0.095 R)
• M24: 27,821,015 km (0.062 R)
• M25: 31,430,961 km (0.095 R)
• M26: 32,632,831 km (0.092 R)
• M27: 33,969,039 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.8

Radius: 13.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.28 AU - 9.2 AU

Year: 8911 Days

Day: 13.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,523,073 km

• M1: 165,455 km (0.104 R)
• M2: 645,216 km (0.1 R)
• M3: 1,130,362 km (0.079 R)
• M4: 2,507,859 km (0.119 R)
• M5: 4,456,670 km (0.11 R)
• M6: 5,614,707 km (0.109 R)
• M7: 6,082,500 km (0.103 R)
• M8: 6,608,037 km (0.098 R)
• M9: 7,965,339 km (0.078 R)
• M10: 8,825,826 km (0.065 R)
• M11: 13,717,526 km (0.098 R)
• M12: 14,678,842 km (0.1 R)
• M13: 15,344,403 km (0.078 R)
• M14: 16,380,368 km (0.099 R)
• M15: 18,209,950 km (0.062 R)
• M16: 18,849,033 km (0.06 R)
• M17: 21,064,876 km (0.087 R)
• M18: 22,055,513 km (0.047 R)
• M19: 24,667,941 km (0.091 R)
• M20: 26,411,803 km (0.05 R)
• M21: 27,647,182 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.5

Radius: 6.1

Gravity: 26.62 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 12.59 AU - 13.35 AU

Year: 17597 Days

Day: 19.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 24,523,073 km

• M1: 75,846 km (0.099 R)
• M2: 265,835 km (0.11 R)
• M3: 484,548 km (0.094 R)
• M4: 679,324 km (0.106 R)
• M5: 951,143 km (0.06 R)
• M6: 1,789,939 km (0.062 R)
• M7: 2,315,177 km (0.077 R)
• M8: 2,519,378 km (0.095 R)
• M9: 3,373,582 km (0.025 R)
• M10: 4,073,849 km (0.085 R)
• M11: 5,799,012 km (0.061 R)
• M12: 7,078,074 km (0.114 R)
• M13: 7,316,233 km (0.086 R)
• M14: 7,708,329 km (0.109 R)
• M15: 16,785,479 km (0.083 R)
• M16: 17,990,939 km (0.117 R)
• M17: 20,476,657 km (0.071 R)
• M18: 22,561,603 km (0.118 R)
• M19: 24,027,512 km (0.048 R)
• M20: 27,147,974 km (0.116 R)
• M21: 27,497,585 km (0.063 R)
• M22: 36,249,509 km (0.063 R)
• M23: 38,842,638 km (0.072 R)
• M24: 46,523,143 km (0.114 R)
• M25: 51,870,818 km (0.109 R)
• M26: 53,679,606 km (0.078 R)
• M27: 58,578,337 km (0.099 R)
• M28: 63,766,840 km (0.047 R)
• M29: 65,631,727 km (0.088 R)
• M30: 68,174,592 km (0.094 R)
• M31: 77,825,300 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.9

Radius: 7.1

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 15.89 AU - 20.31 AU

Year: 29010 Days

Day: 15.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,523,073 km

• M1: 88,263 km (0.109 R)
• M2: 352,004 km (0.114 R)
• M3: 1,190,799 km (0.08 R)
• M4: 1,418,487 km (0.063 R)
• M5: 3,524,077 km (0.119 R)
• M6: 5,419,183 km (0.051 R)
• M7: 13,808,781 km (0.102 R)
• M8: 17,488,889 km (0.091 R)
• M9: 17,960,720 km (0.107 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 10,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit