🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.44 AU - 0.58 AU

Year: 165 Days

Day: 15 Hours

Environment

Temp: 18 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,711,252 km

• M1: 219,610 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.74 AU - 0.8 AU

Year: 306 Days

Day: 35.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.64 AU - 1.02 AU

Year: 343 Days

Day: 23.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.99 AU - 1.21 AU

Year: 523 Days

Day: 22.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 11.2

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.16 AU - 7.94 AU

Year: 8480 Days

Day: 9.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,711,252 km

• M1: 287,378 km (0.102 R)
• M2: 736,919 km (0.108 R)
• M3: 1,656,048 km (0.105 R)
• M4: 3,838,382 km (0.065 R)
• M5: 4,317,095 km (0.099 R)
• M6: 6,297,472 km (0.101 R)
• M7: 7,260,733 km (0.099 R)
• M8: 9,795,519 km (0.083 R)
• M9: 10,356,062 km (0.088 R)
• M10: 12,113,987 km (0.028 R)
• M11: 15,452,263 km (0.113 R)
• M12: 16,276,996 km (0.12 R)
• M13: 18,785,154 km (0.085 R)
• M14: 20,168,486 km (0.118 R)
• M15: 29,828,918 km (0.051 R)
• M16: 30,414,145 km (0.065 R)
• M17: 33,247,528 km (0.102 R)
• M18: 38,391,601 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.8

Radius: 5.8

Gravity: 24.16 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.9 AU - 11.6 AU

Year: 14867 Days

Day: 19.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,711,252 km

• M1: 72,555 km (0.096 R)
• M2: 313,258 km (0.105 R)
• M3: 996,322 km (0.109 R)
• M4: 2,001,320 km (0.116 R)
• M5: 2,256,085 km (0.101 R)
• M6: 4,656,383 km (0.102 R)
• M7: 5,176,834 km (0.089 R)
• M8: 5,890,715 km (0.119 R)
• M9: 6,089,082 km (0.07 R)
• M10: 6,753,895 km (0.115 R)
• M11: 9,518,015 km (0.09 R)
• M12: 11,421,199 km (0.106 R)
• M13: 12,822,482 km (0.026 R)
• M14: 17,707,900 km (0.101 R)
• M15: 19,141,646 km (0.066 R)
• M16: 21,481,656 km (0.109 R)
• M17: 22,047,435 km (0.111 R)
• M18: 22,334,065 km (0.116 R)
• M19: 24,717,458 km (0.114 R)
• M20: 25,338,738 km (0.057 R)
• M21: 27,595,272 km (0.12 R)
• M22: 28,602,215 km (0.089 R)
• M23: 31,769,352 km (0.091 R)
• M24: 34,774,324 km (0.084 R)
• M25: 45,069,201 km (0.098 R)
• M26: 45,840,528 km (0.057 R)
• M27: 46,935,285 km (0.114 R)
• M28: 47,887,326 km (0.079 R)
• M29: 48,690,367 km (0.058 R)
• M30: 55,265,792 km (0.081 R)
• M31: 58,856,440 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 365.5

Radius: 6.8

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 11.96 AU - 14.64 AU

Year: 21974 Days

Day: 16.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,711,252 km

• M1: 84,523 km (0.087 R)
• M2: 493,374 km (0.114 R)
• M3: 1,238,072 km (0.073 R)
• M4: 2,275,533 km (0.111 R)
• M5: 3,172,073 km (0.039 R)
• M6: 4,843,231 km (0.113 R)
• M7: 5,412,301 km (0.086 R)
• M8: 7,252,056 km (0.069 R)
• M9: 8,141,116 km (0.111 R)
• M10: 8,536,503 km (0.065 R)
• M11: 11,425,388 km (0.067 R)
• M12: 11,921,155 km (0.08 R)
• M13: 12,174,275 km (0.054 R)
• M14: 13,358,342 km (0.034 R)
• M15: 15,649,732 km (0.059 R)
• M16: 17,127,460 km (0.091 R)
• M17: 19,911,177 km (0.12 R)
• M18: 25,301,039 km (0.106 R)
• M19: 25,930,547 km (0.098 R)
• M20: 27,439,989 km (0.094 R)
• M21: 29,580,885 km (0.11 R)
• M22: 30,162,222 km (0.037 R)
• M23: 31,830,537 km (0.11 R)
• M24: 32,935,018 km (0.044 R)
• M25: 33,434,077 km (0.091 R)
• M26: 34,832,219 km (0.116 R)
• M27: 35,611,175 km (0.09 R)
• M28: 47,133,502 km (0.105 R)
• M29: 49,865,757 km (0.1 R)
• M30: 52,701,684 km (0.057 R)
• M31: 55,819,902 km (0.091 R)
• M32: 59,242,402 km (0.065 R)
• M33: 63,376,988 km (0.07 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 20,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit