🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.29 AU - 1.35 AU

Year: 531 Days

Day: 16.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.61 AU - 1.83 AU

Year: 789 Days

Day: 45.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.6 AU - 2.08 AU

Year: 873 Days

Day: 26.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.3 AU - 3.66 AU

Year: 1800 Days

Day: 14.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,260,940 km

• M1: 37,250 km (0.101 R)
• M2: 1,209,200 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.3

Radius: 14.9

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.8 AU - 6.94 AU

Year: 6300 Days

Day: 5.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 99,260,940 km

• M1: 186,549 km (0.107 R)
• M2: 971,937 km (0.083 R)
• M3: 1,884,634 km (0.039 R)
• M4: 2,462,082 km (0.057 R)
• M5: 3,177,459 km (0.109 R)
• M6: 3,751,765 km (0.091 R)
• M7: 4,837,397 km (0.03 R)
• M8: 5,309,677 km (0.036 R)
• M9: 6,283,410 km (0.104 R)
• M10: 7,054,587 km (0.118 R)
• M11: 7,518,041 km (0.105 R)
• M12: 8,309,713 km (0.04 R)
• M13: 9,709,051 km (0.108 R)
• M14: 11,697,656 km (0.063 R)
• M15: 14,336,862 km (0.087 R)
• M16: 15,735,602 km (0.081 R)
• M17: 16,344,465 km (0.103 R)
• M18: 17,223,502 km (0.067 R)
• M19: 18,067,683 km (0.08 R)
• M20: 19,075,823 km (0.044 R)
• M21: 23,251,847 km (0.102 R)
• M22: 25,845,575 km (0.11 R)
• M23: 29,719,412 km (0.094 R)
• M24: 30,557,011 km (0.098 R)
• M25: 31,987,765 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.4

Radius: 5.6

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 12.81 AU - 15.75 AU

Year: 18879 Days

Day: 21.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 99,260,940 km

• M1: 71,059 km (0.104 R)
• M2: 640,728 km (0.115 R)
• M3: 846,425 km (0.092 R)
• M4: 2,758,286 km (0.087 R)
• M5: 3,468,277 km (0.067 R)
• M6: 4,637,983 km (0.103 R)
• M7: 7,725,384 km (0.09 R)
• M8: 10,008,846 km (0.094 R)
• M9: 11,659,060 km (0.092 R)
• M10: 12,769,973 km (0.117 R)
• M11: 15,128,833 km (0.109 R)
• M12: 26,421,677 km (0.108 R)
• M13: 31,473,896 km (0.109 R)
• M14: 52,514,687 km (0.084 R)
• M15: 55,687,209 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.7

Radius: 6.6

Gravity: 18.5 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 15.52 AU - 21.16 AU

Year: 27477 Days

Day: 20.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 99,260,940 km

• M1: 82,129 km (0.054 R)
• M2: 315,352 km (0.045 R)
• M3: 578,046 km (0.115 R)
• M4: 1,123,779 km (0.114 R)
• M5: 1,726,659 km (0.111 R)
• M6: 2,451,311 km (0.117 R)
• M7: 3,518,243 km (0.074 R)
• M8: 3,744,435 km (0.089 R)
• M9: 4,519,202 km (0.084 R)
• M10: 5,187,755 km (0.051 R)
• M11: 6,429,567 km (0.106 R)
• M12: 6,719,488 km (0.101 R)
• M13: 7,535,544 km (0.069 R)
• M14: 8,530,519 km (0.049 R)
• M15: 8,999,808 km (0.11 R)
• M16: 9,610,317 km (0.096 R)
• M17: 10,577,617 km (0.09 R)
• M18: 11,119,161 km (0.103 R)
• M19: 15,440,295 km (0.097 R)
• M20: 17,593,009 km (0.12 R)
• M21: 18,449,307 km (0.088 R)
• M22: 19,035,431 km (0.044 R)
• M23: 26,943,624 km (0.116 R)
• M24: 27,571,336 km (0.085 R)
• M25: 41,257,298 km (0.093 R)
• M26: 43,276,420 km (0.086 R)
• M27: 46,069,861 km (0.042 R)
• M28: 53,574,438 km (0.109 R)
• M29: 56,178,638 km (0.069 R)
• M30: 57,408,332 km (0.107 R)
• M31: 61,637,464 km (0.111 R)
• M32: 66,296,690 km (0.105 R)
• M33: 73,595,271 km (0.081 R)
• M34: 74,083,708 km (0.088 R)
• M35: 80,373,102 km (0.037 R)
• M36: 81,672,210 km (0.069 R)
• M37: 84,312,462 km (0.119 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 12,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit