🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.49 AU - 0.59 AU

Year: 141 Days

Day: 17.1 Hours

Environment

Temp: 223 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.69 AU - 0.79 AU

Year: 227 Days

Day: 41.8 Hours

Environment

Temp: 209 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.04 AU - 1.4 AU

Year: 480 Days

Day: 30.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.24 AU - 1.38 AU

Year: 534 Days

Day: 31.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.42 AU - 3.16 AU

Year: 1661 Days

Day: 42.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.87 AU - 3.67 AU

Year: 2108 Days

Day: 30.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.33 AU - 4.61 AU

Year: 2820 Days

Day: 45.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,492,338 km

• M1: 42,785 km (0.095 R)
• M2: 1,355,506 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.8

Radius: 10.8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 10.5 AU - 12.04 AU

Year: 13486 Days

Day: 7 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,492,338 km

• M1: 134,339 km (0.074 R)
• M2: 527,632 km (0.053 R)
• M3: 1,006,943 km (0.076 R)
• M4: 1,846,337 km (0.069 R)
• M5: 2,605,845 km (0.08 R)
• M6: 2,993,304 km (0.091 R)
• M7: 4,174,529 km (0.084 R)
• M8: 4,708,294 km (0.098 R)
• M9: 5,479,321 km (0.096 R)
• M10: 5,844,490 km (0.082 R)
• M11: 7,154,668 km (0.046 R)
• M12: 7,511,010 km (0.103 R)
• M13: 9,010,729 km (0.052 R)
• M14: 9,426,760 km (0.107 R)
• M15: 14,954,252 km (0.107 R)
• M16: 16,003,083 km (0.103 R)
• M17: 18,100,894 km (0.111 R)
• M18: 19,906,241 km (0.118 R)
• M19: 20,375,828 km (0.075 R)
• M20: 21,911,451 km (0.087 R)
• M21: 24,849,852 km (0.095 R)
• M22: 31,814,082 km (0.106 R)
• M23: 32,672,175 km (0.114 R)
• M24: 40,599,815 km (0.105 R)
• M25: 42,764,945 km (0.076 R)
• M26: 43,547,043 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948

Radius: 6.6

Gravity: 21.76 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 12.06 AU - 17.84 AU

Year: 20604 Days

Day: 22.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,492,338 km

• M1: 82,129 km (0.057 R)
• M2: 345,571 km (0.036 R)
• M3: 629,209 km (0.059 R)
• M4: 1,175,091 km (0.06 R)
• M5: 1,764,058 km (0.074 R)
• M6: 2,146,281 km (0.1 R)
• M7: 2,509,803 km (0.109 R)
• M8: 2,834,730 km (0.08 R)
• M9: 3,389,289 km (0.09 R)
• M10: 4,284,034 km (0.096 R)
• M11: 4,602,528 km (0.083 R)
• M12: 6,081,303 km (0.059 R)
• M13: 7,097,073 km (0.117 R)
• M14: 8,383,614 km (0.12 R)
• M15: 9,226,299 km (0.048 R)
• M16: 10,818,619 km (0.1 R)
• M17: 12,801,539 km (0.06 R)
• M18: 13,019,503 km (0.077 R)
• M19: 17,649,108 km (0.07 R)
• M20: 19,028,101 km (0.032 R)
• M21: 20,676,071 km (0.116 R)
• M22: 23,161,341 km (0.093 R)
• M23: 32,334,533 km (0.047 R)
• M24: 33,421,660 km (0.057 R)
• M25: 36,100,659 km (0.081 R)
• M26: 37,566,718 km (0.109 R)
• M27: 46,174,280 km (0.05 R)
• M28: 54,090,701 km (0.059 R)
• M29: 56,396,901 km (0.081 R)
• M30: 58,168,888 km (0.043 R)
• M31: 61,204,229 km (0.105 R)
• M32: 64,983,969 km (0.091 R)
• M33: 68,250,139 km (0.072 R)
• M34: 68,916,298 km (0.096 R)
• M35: 79,680,314 km (0.114 R)
• M36: 80,666,164 km (0.109 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 13,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit