🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.59 AU - 0.69 AU

Year: 188 Days

Day: 16.8 Hours

Environment

Temp: 194 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.77 AU - 0.91 AU

Year: 283 Days

Day: 18.5 Hours

Environment

Temp: 107 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,396,077 km

• M1: 53,107 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.93 AU - 1.33 AU

Year: 441 Days

Day: 38.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.99 AU - 1.29 AU

Year: 447 Days

Day: 45.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,396,077 km

• M1: 188,493 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.4 AU - 1.6 AU

Year: 674 Days

Day: 42.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 137.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.4

Radius: 14.8

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.94 AU - 5.1 AU

Year: 4129 Days

Day: 11.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,396,077 km

• M1: 184,155 km (0.113 R)
• M2: 774,917 km (0.112 R)
• M3: 1,423,274 km (0.072 R)
• M4: 2,913,867 km (0.058 R)
• M5: 3,757,151 km (0.112 R)
• M6: 5,041,598 km (0.048 R)
• M7: 5,670,806 km (0.1 R)
• M8: 6,290,890 km (0.113 R)
• M9: 6,793,389 km (0.097 R)
• M10: 8,653,638 km (0.064 R)
• M11: 9,640,685 km (0.108 R)
• M12: 12,267,474 km (0.083 R)
• M13: 13,929,058 km (0.106 R)
• M14: 14,407,173 km (0.088 R)
• M15: 16,607,757 km (0.116 R)
• M16: 21,951,094 km (0.096 R)
• M17: 22,965,517 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 8.5

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.42 AU - 8.56 AU

Year: 6784 Days

Day: 6.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,396,077 km

• M1: 105,766 km (0.11 R)
• M2: 459,565 km (0.098 R)
• M3: 754,272 km (0.082 R)
• M4: 1,052,421 km (0.115 R)
• M5: 1,677,740 km (0.106 R)
• M6: 2,360,654 km (0.1 R)
• M7: 2,841,163 km (0.099 R)
• M8: 5,207,801 km (0.09 R)
• M9: 9,189,348 km (0.049 R)
• M10: 9,661,330 km (0.117 R)
• M11: 10,376,557 km (0.074 R)
• M12: 13,159,825 km (0.054 R)
• M13: 15,973,013 km (0.058 R)
• M14: 21,165,855 km (0.082 R)
• M15: 23,146,231 km (0.11 R)
• M16: 26,601,045 km (0.106 R)
• M17: 27,825,054 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.8

Radius: 6.1

Gravity: 20.02 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 15.47 AU - 18.01 AU

Year: 25142 Days

Day: 18.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,396,077 km

• M1: 80,484 km (0.095 R)
• M2: 414,984 km (0.104 R)
• M3: 661,821 km (0.119 R)
• M4: 931,247 km (0.075 R)
• M5: 1,334,712 km (0.09 R)
• M6: 2,841,462 km (0.095 R)
• M7: 3,172,971 km (0.112 R)
• M8: 5,112,058 km (0.09 R)
• M9: 6,305,999 km (0.055 R)
• M10: 6,584,251 km (0.102 R)
• M11: 8,881,626 km (0.12 R)
• M12: 11,053,487 km (0.068 R)
• M13: 15,727,075 km (0.095 R)
• M14: 18,119,743 km (0.108 R)
• M15: 19,257,136 km (0.095 R)
• M16: 21,051,113 km (0.082 R)
• M17: 26,975,638 km (0.08 R)
• M18: 29,859,885 km (0.053 R)
• M19: 32,529,608 km (0.118 R)
• M20: 35,791,590 km (0.076 R)
• M21: 37,275,301 km (0.094 R)
• M22: 39,420,984 km (0.049 R)
• M23: 39,734,092 km (0.052 R)
• M24: 40,206,821 km (0.047 R)
• M25: 41,163,500 km (0.105 R)
• M26: 46,698,322 km (0.077 R)
• M27: 47,224,757 km (0.088 R)
• M28: 49,552,051 km (0.055 R)
• M29: 52,142,487 km (0.049 R)
• M30: 55,212,086 km (0.044 R)
• M31: 61,078,567 km (0.117 R)
• M32: 70,982,843 km (0.096 R)
• M33: 74,986,681 km (0.072 R)
• M34: 77,410,765 km (0.116 R)
• M35: 84,735,226 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.6

Radius: 6

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 18.39 AU - 20.25 AU

Year: 31173 Days

Day: 22.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,396,077 km

• M1: 102,624 km (0.119 R)
• M2: 669,151 km (0.089 R)
• M3: 1,167,761 km (0.097 R)
• M4: 2,028,996 km (0.106 R)
• M5: 2,287,351 km (0.079 R)
• M6: 2,567,548 km (0.111 R)
• M7: 2,870,484 km (0.114 R)
• M8: 5,576,261 km (0.089 R)
• M9: 8,543,086 km (0.066 R)
• M10: 9,569,626 km (0.051 R)
• M11: 14,581,903 km (0.102 R)
• M12: 16,894,686 km (0.109 R)
• M13: 17,243,847 km (0.095 R)
• M14: 17,687,106 km (0.076 R)
• M15: 21,105,716 km (0.089 R)
• M16: 28,225,528 km (0.074 R)
• M17: 30,483,259 km (0.108 R)
• M18: 35,639,449 km (0.088 R)
• M19: 60,630,072 km (0.099 R)
• M20: 62,897,976 km (0.065 R)
• M21: 64,370,468 km (0.081 R)
• M22: 71,394,537 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 13,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit