🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.55 AU - 0.61 AU

Year: 170 Days

Day: 28.4 Hours

Environment

Temp: 114 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.6 AU - 0.9 AU

Year: 250 Days

Day: 40.5 Hours

Environment

Temp: 90 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.98 AU - 1.2 AU

Year: 438 Days

Day: 19.6 Hours

Environment

Temp: -11 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 95,655,806 km

• M1: 45,478 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.1 AU - 3.22 AU

Year: 1670 Days

Day: 30.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.51 AU - 3.63 AU

Year: 2071 Days

Day: 33 Hours

Environment

Temp: -119 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.3

Radius: 13.3

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.36 AU - 5.28 AU

Year: 4074 Days

Day: 12.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,655,806 km

• M1: 166,054 km (0.059 R)
• M2: 626,815 km (0.104 R)
• M3: 1,051,972 km (0.103 R)
• M4: 1,474,736 km (0.115 R)
• M5: 2,585,051 km (0.075 R)
• M6: 3,686,241 km (0.096 R)
• M7: 4,451,135 km (0.042 R)
• M8: 5,211,840 km (0.083 R)
• M9: 6,702,583 km (0.101 R)
• M10: 7,325,209 km (0.117 R)
• M11: 7,879,320 km (0.109 R)
• M12: 9,834,863 km (0.106 R)
• M13: 10,903,441 km (0.097 R)
• M14: 13,070,366 km (0.117 R)
• M15: 15,566,855 km (0.078 R)
• M16: 16,602,222 km (0.067 R)
• M17: 17,317,749 km (0.072 R)
• M18: 18,303,449 km (0.109 R)
• M19: 18,874,165 km (0.07 R)
• M20: 19,719,543 km (0.118 R)
• M21: 24,329,850 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424

Radius: 8.2

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.79 AU - 7.99 AU

Year: 6963 Days

Day: 10 Hours

Environment

Temp: -159 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,655,806 km

• M1: 105,766 km (0.049 R)
• M2: 447,298 km (0.094 R)
• M3: 1,230,742 km (0.046 R)
• M4: 1,557,463 km (0.117 R)
• M5: 1,941,780 km (0.087 R)
• M6: 3,135,123 km (0.041 R)
• M7: 3,508,818 km (0.091 R)
• M8: 4,246,336 km (0.086 R)
• M9: 5,028,134 km (0.079 R)
• M10: 5,780,312 km (0.084 R)
• M11: 6,840,363 km (0.094 R)
• M12: 8,409,495 km (0.096 R)
• M13: 8,846,620 km (0.107 R)
• M14: 9,940,330 km (0.099 R)
• M15: 11,454,859 km (0.076 R)
• M16: 11,745,976 km (0.088 R)
• M17: 13,382,726 km (0.057 R)
• M18: 13,705,858 km (0.101 R)
• M19: 14,820,362 km (0.093 R)
• M20: 15,224,426 km (0.062 R)
• M21: 15,994,107 km (0.062 R)
• M22: 16,914,283 km (0.102 R)
• M23: 18,261,262 km (0.054 R)
• M24: 20,166,541 km (0.11 R)
• M25: 23,035,828 km (0.088 R)
• M26: 23,891,827 km (0.1 R)
• M27: 28,051,994 km (0.087 R)
• M28: 31,141,340 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.2

Radius: 6.2

Gravity: 21.08 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 13.11 AU - 19.99 AU

Year: 25922 Days

Day: 21.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,655,806 km

• M1: 77,043 km (0.116 R)
• M2: 483,500 km (0.094 R)
• M3: 732,730 km (0.053 R)
• M4: 2,175,303 km (0.117 R)
• M5: 4,724,750 km (0.103 R)
• M6: 5,321,645 km (0.09 R)
• M7: 6,616,415 km (0.091 R)
• M8: 8,163,556 km (0.111 R)
• M9: 8,903,317 km (0.098 R)
• M10: 9,319,798 km (0.116 R)
• M11: 13,516,168 km (0.056 R)
• M12: 15,211,111 km (0.036 R)
• M13: 21,242,598 km (0.12 R)
• M14: 24,549,759 km (0.054 R)
• M15: 25,605,172 km (0.031 R)
• M16: 28,058,277 km (0.045 R)
• M17: 33,997,462 km (0.086 R)
• M18: 34,430,548 km (0.077 R)
• M19: 37,565,222 km (0.06 R)
• M20: 41,868,405 km (0.109 R)
• M21: 43,203,865 km (0.094 R)
• M22: 56,726,914 km (0.11 R)
• M23: 60,658,645 km (0.103 R)
• M24: 71,865,321 km (0.078 R)
• M25: 87,309,207 km (0.029 R)
• M26: 89,759,919 km (0.08 R)
• M27: 92,816,952 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 19,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit