🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.12 AU - 1.28 AU

Year: 473 Days

Day: 38.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,668,987 km

• M1: 22,589 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.39 AU - 1.93 AU

Year: 770 Days

Day: 45.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.28 AU - 3.7 AU

Year: 1861 Days

Day: 43.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 66.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.1

Radius: 9.5

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.01 AU - 7.55 AU

Year: 7069 Days

Day: 8.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,668,987 km

• M1: 118,182 km (0.078 R)
• M2: 424,559 km (0.112 R)
• M3: 807,081 km (0.104 R)
• M4: 1,329,925 km (0.033 R)
• M5: 1,754,783 km (0.095 R)
• M6: 2,361,702 km (0.074 R)
• M7: 2,974,604 km (0.047 R)
• M8: 3,763,733 km (0.109 R)
• M9: 5,827,585 km (0.076 R)
• M10: 6,185,423 km (0.106 R)
• M11: 6,973,505 km (0.075 R)
• M12: 8,914,687 km (0.104 R)
• M13: 12,111,444 km (0.1 R)
• M14: 12,780,744 km (0.104 R)
• M15: 13,830,622 km (0.088 R)
• M16: 17,013,317 km (0.063 R)
• M17: 17,377,139 km (0.106 R)
• M18: 17,746,197 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.2

Radius: 10.2

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 9.23 AU - 11.09 AU

Year: 11655 Days

Day: 9.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,668,987 km

• M1: 127,757 km (0.115 R)
• M2: 614,398 km (0.113 R)
• M3: 1,011,431 km (0.115 R)
• M4: 1,391,111 km (0.081 R)
• M5: 1,963,921 km (0.105 R)
• M6: 2,687,975 km (0.104 R)
• M7: 3,146,642 km (0.113 R)
• M8: 3,530,809 km (0.12 R)
• M9: 4,082,376 km (0.078 R)
• M10: 9,005,193 km (0.029 R)
• M11: 10,344,693 km (0.084 R)
• M12: 11,089,541 km (0.069 R)
• M13: 11,926,690 km (0.069 R)
• M14: 12,925,854 km (0.073 R)
• M15: 13,353,106 km (0.115 R)
• M16: 17,634,148 km (0.077 R)
• M17: 18,084,288 km (0.046 R)
• M18: 18,773,934 km (0.109 R)
• M19: 27,358,010 km (0.087 R)
• M20: 37,003,482 km (0.041 R)
• M21: 38,994,181 km (0.11 R)
• M22: 41,581,626 km (0.108 R)
• M23: 43,052,472 km (0.092 R)
• M24: 43,869,276 km (0.111 R)
• M25: 49,878,324 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.6

Radius: 8.2

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 10.82 AU - 12.9 AU

Year: 14699 Days

Day: 11.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,668,987 km

• M1: 102,026 km (0.036 R)
• M2: 365,767 km (0.103 R)
• M3: 1,685,070 km (0.043 R)
• M4: 2,575,477 km (0.03 R)
• M5: 3,182,396 km (0.115 R)
• M6: 4,831,562 km (0.115 R)
• M7: 7,144,645 km (0.11 R)
• M8: 9,123,376 km (0.092 R)
• M9: 9,608,222 km (0.06 R)
• M10: 13,809,828 km (0.078 R)
• M11: 16,274,453 km (0.072 R)
• M12: 18,400,388 km (0.078 R)
• M13: 19,096,168 km (0.08 R)
• M14: 25,119,128 km (0.098 R)
• M15: 29,072,701 km (0.111 R)
• M16: 32,520,034 km (0.084 R)
• M17: 36,350,637 km (0.077 R)
• M18: 36,956,060 km (0.11 R)
• M19: 39,828,189 km (0.102 R)
• M20: 45,450,825 km (0.094 R)
• M21: 45,871,644 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180

Radius: 5

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 19.51 AU - 20.93 AU

Year: 32722 Days

Day: 17.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,668,987 km

• M1: 62,233 km (0.072 R)
• M2: 661,821 km (0.097 R)
• M3: 832,213 km (0.117 R)
• M4: 1,250,489 km (0.072 R)
• M5: 1,483,562 km (0.113 R)
• M6: 2,155,257 km (0.111 R)
• M7: 2,649,677 km (0.055 R)
• M8: 2,911,474 km (0.108 R)
• M9: 3,742,640 km (0.117 R)
• M10: 4,389,052 km (0.054 R)
• M11: 5,035,315 km (0.074 R)
• M12: 5,781,958 km (0.077 R)
• M13: 7,775,050 km (0.11 R)
• M14: 10,886,237 km (0.059 R)
• M15: 15,182,389 km (0.035 R)
• M16: 15,942,047 km (0.11 R)
• M17: 20,214,263 km (0.108 R)
• M18: 20,670,237 km (0.091 R)
• M19: 23,450,663 km (0.107 R)
• M20: 28,017,138 km (0.035 R)
• M21: 30,092,808 km (0.105 R)
• M22: 32,641,208 km (0.094 R)
• M23: 34,031,870 km (0.105 R)
• M24: 37,475,015 km (0.114 R)
• M25: 42,318,246 km (0.065 R)
• M26: 46,291,565 km (0.074 R)
• M27: 47,242,559 km (0.042 R)
• M28: 56,754,739 km (0.117 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 11,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit