🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.51 AU - 0.57 AU

Year: 150 Days

Day: 27.8 Hours

Environment

Temp: 226 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.68 AU - 0.96 AU

Year: 281 Days

Day: 29.1 Hours

Environment

Temp: 99 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,806,375 km

• M1: 219,759 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.79 AU - 1.17 AU

Year: 367 Days

Day: 35 Hours

Environment

Temp: 27 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.22 AU - 3.28 AU

Year: 2219 Days

Day: 45.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,806,375 km

• M1: 181,013 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14

Radius: 12.7

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.02 AU - 4.68 AU

Year: 3436 Days

Day: 13.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 107,806,375 km

• M1: 157,975 km (0.077 R)
• M2: 574,605 km (0.094 R)
• M3: 1,756,129 km (0.093 R)
• M4: 2,998,839 km (0.078 R)
• M5: 3,490,866 km (0.091 R)
• M6: 4,417,176 km (0.113 R)
• M7: 5,009,584 km (0.059 R)
• M8: 6,151,315 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.8

Radius: 8.3

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.28 AU - 4.58 AU

Year: 3531 Days

Day: 12.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,806,375 km

• M1: 103,522 km (0.065 R)
• M2: 567,126 km (0.098 R)
• M3: 1,022,202 km (0.04 R)
• M4: 1,883,587 km (0.111 R)
• M5: 2,724,626 km (0.12 R)
• M6: 3,130,485 km (0.103 R)
• M7: 3,721,546 km (0.093 R)
• M8: 4,202,055 km (0.047 R)
• M9: 4,531,020 km (0.116 R)
• M10: 5,745,157 km (0.114 R)
• M11: 6,281,615 km (0.082 R)
• M12: 6,630,327 km (0.086 R)
• M13: 7,484,381 km (0.105 R)
• M14: 7,784,774 km (0.06 R)
• M15: 8,506,434 km (0.109 R)
• M16: 8,933,686 km (0.062 R)
• M17: 10,010,192 km (0.117 R)
• M18: 11,209,817 km (0.06 R)
• M19: 12,129,395 km (0.033 R)
• M20: 13,141,724 km (0.096 R)
• M21: 15,623,403 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.7

Radius: 14.4

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7.38 AU - 8.16 AU

Year: 8203 Days

Day: 10.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 107,806,375 km

• M1: 184,454 km (0.041 R)
• M2: 759,359 km (0.105 R)
• M3: 1,427,912 km (0.104 R)
• M4: 2,180,539 km (0.105 R)
• M5: 3,171,176 km (0.076 R)
• M6: 3,861,869 km (0.088 R)
• M7: 4,714,876 km (0.052 R)
• M8: 5,910,612 km (0.089 R)
• M9: 8,041,334 km (0.114 R)
• M10: 8,864,871 km (0.067 R)
• M11: 9,467,600 km (0.101 R)
• M12: 10,313,726 km (0.081 R)
• M13: 15,751,459 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.7

Radius: 4.6

Gravity: 41.62 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 17.42 AU - 19.26 AU

Year: 29747 Days

Day: 16.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 107,806,375 km

• M1: 57,894 km (0.1 R)
• M2: 229,782 km (0.065 R)
• M3: 392,545 km (0.111 R)
• M4: 685,607 km (0.042 R)
• M5: 1,420,133 km (0.099 R)
• M6: 1,641,837 km (0.078 R)
• M7: 2,177,995 km (0.037 R)
• M8: 2,397,306 km (0.096 R)
• M9: 2,767,561 km (0.052 R)
• M10: 3,025,019 km (0.095 R)
• M11: 6,448,715 km (0.085 R)
• M12: 7,483,334 km (0.116 R)
• M13: 12,968,041 km (0.102 R)
• M14: 14,182,776 km (0.029 R)
• M15: 16,742,545 km (0.106 R)
• M16: 18,377,949 km (0.08 R)
• M17: 18,979,631 km (0.092 R)
• M18: 22,186,561 km (0.114 R)
• M19: 26,489,594 km (0.109 R)
• M20: 27,646,135 km (0.086 R)
• M21: 32,755,202 km (0.1 R)
• M22: 34,994,084 km (0.038 R)
• M23: 35,453,798 km (0.118 R)
• M24: 36,541,973 km (0.096 R)
• M25: 38,459,069 km (0.085 R)
• M26: 43,719,828 km (0.082 R)
• M27: 45,696,016 km (0.09 R)
• M28: 47,918,891 km (0.074 R)
• M29: 51,386,719 km (0.113 R)
• M30: 52,179,438 km (0.102 R)
• M31: 55,018,207 km (0.112 R)
• M32: 56,685,625 km (0.077 R)
• M33: 60,340,301 km (0.099 R)
• M34: 66,931,733 km (0.103 R)
• M35: 68,114,603 km (0.073 R)
• M36: 70,278,836 km (0.057 R)
• M37: 78,083,805 km (0.09 R)
• M38: 88,697,774 km (0.104 R)
• M39: 92,147,202 km (0.112 R)
• M40: 96,583,377 km (0.058 R)
• M41: 98,396,952 km (0.118 R)
• M42: 101,159,726 km (0.104 R)
• M43: 102,404,081 km (0.1 R)
• M44: 103,658,609 km (0.116 R)
• M45: 106,518,621 km (0.102 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 14,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit