🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.71 AU - 0.99 AU

Year: 326 Days

Day: 37.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,385,840 km

• M1: 37,699 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.84 AU - 0.94 AU

Year: 349 Days

Day: 19.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,385,840 km

• M1: 41,289 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.02 AU - 1.06 AU

Year: 441 Days

Day: 22.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.04 AU - 1.28 AU

Year: 520 Days

Day: 29.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.46 AU - 1.62 AU

Year: 795 Days

Day: 13.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,385,840 km

• M1: 346,618 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.36 AU - 3.42 AU

Year: 2045 Days

Day: 14 Hours

Environment

Temp: -130 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,385,840 km

• M1: 1,611,169 km (0.115 R)

Asteroid Belt

Center: 4.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.6

Radius: 8.2

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.13 AU - 7.57 AU

Year: 7462 Days

Day: 13.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,385,840 km

• M1: 102,175 km (0.067 R)
• M2: 506,538 km (0.096 R)
• M3: 877,092 km (0.071 R)
• M4: 1,185,713 km (0.106 R)
• M5: 1,533,229 km (0.085 R)
• M6: 2,196,994 km (0.082 R)
• M7: 2,530,448 km (0.066 R)
• M8: 3,318,978 km (0.08 R)
• M9: 3,656,322 km (0.058 R)
• M10: 4,857,592 km (0.099 R)
• M11: 5,811,428 km (0.028 R)
• M12: 6,543,860 km (0.085 R)
• M13: 8,959,416 km (0.09 R)
• M14: 10,262,414 km (0.099 R)
• M15: 10,723,475 km (0.057 R)
• M16: 11,777,541 km (0.054 R)
• M17: 12,283,182 km (0.11 R)
• M18: 14,244,410 km (0.107 R)
• M19: 14,555,574 km (0.088 R)
• M20: 15,735,602 km (0.118 R)
• M21: 17,623,527 km (0.063 R)
• M22: 18,224,162 km (0.067 R)
• M23: 21,097,489 km (0.1 R)
• M24: 24,406,893 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.3

Radius: 3.6

Gravity: 43 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 16.76 AU - 17.62 AU

Year: 29666 Days

Day: 21.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 92,385,840 km

• M1: 61,036 km (0.106 R)
• M2: 188,942 km (0.076 R)
• M3: 514,617 km (0.105 R)
• M4: 887,714 km (0.112 R)
• M5: 1,258,567 km (0.108 R)
• M6: 1,522,458 km (0.073 R)
• M7: 2,028,697 km (0.079 R)
• M8: 2,822,463 km (0.078 R)
• M9: 3,070,646 km (0.05 R)
• M10: 3,333,190 km (0.071 R)
• M11: 3,485,331 km (0.035 R)
• M12: 4,760,204 km (0.095 R)
• M13: 4,992,679 km (0.054 R)
• M14: 5,735,732 km (0.061 R)
• M15: 6,837,371 km (0.063 R)
• M16: 9,032,869 km (0.082 R)
• M17: 9,329,222 km (0.074 R)
• M18: 11,726,528 km (0.082 R)
• M19: 11,866,701 km (0.115 R)
• M20: 12,221,996 km (0.084 R)
• M21: 19,009,701 km (0.112 R)
• M22: 20,190,626 km (0.057 R)
• M23: 21,107,661 km (0.114 R)
• M24: 24,025,268 km (0.096 R)
• M25: 24,365,005 km (0.097 R)
• M26: 25,638,681 km (0.103 R)
• M27: 29,336,741 km (0.112 R)
• M28: 30,777,069 km (0.107 R)
• M29: 31,582,205 km (0.072 R)
• M30: 32,539,182 km (0.068 R)
• M31: 37,010,364 km (0.119 R)
• M32: 37,312,103 km (0.076 R)
• M33: 40,102,103 km (0.114 R)
• M34: 41,710,729 km (0.108 R)
• M35: 42,037,450 km (0.066 R)
• M36: 45,227,625 km (0.094 R)
• M37: 57,356,272 km (0.066 R)
• M38: 66,913,632 km (0.074 R)
• M39: 68,716,735 km (0.072 R)
• M40: 68,944,423 km (0.037 R)
• M41: 71,248,529 km (0.072 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 16,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit