🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.8 AU - 0.82 AU

Year: 254 Days

Day: 16.3 Hours

Environment

Temp: 177 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.99 AU - 1.05 AU

Year: 359 Days

Day: 20.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.94 AU - 1.3 AU

Year: 413 Days

Day: 39.1 Hours

Environment

Temp: 122 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.46 AU - 3.04 AU

Year: 1588 Days

Day: 14.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.51 AU - 4.83 AU

Year: 3515 Days

Day: 39.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.11 AU - 6.19 AU

Year: 4070 Days

Day: 38.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,779,885 km

• M1: 1,022,202 km (0.084 R)

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.4

Radius: 8.6

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.2 AU - 7.84 AU

Year: 5798 Days

Day: 9.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 106,779,885 km

• M1: 108,159 km (0.106 R)
• M2: 675,135 km (0.069 R)
• M3: 1,918,742 km (0.084 R)
• M4: 3,407,989 km (0.106 R)
• M5: 4,575,900 km (0.065 R)
• M6: 5,634,753 km (0.1 R)
• M7: 6,331,281 km (0.093 R)
• M8: 7,570,550 km (0.062 R)
• M9: 8,380,174 km (0.063 R)
• M10: 9,533,872 km (0.092 R)
• M11: 11,576,182 km (0.114 R)
• M12: 13,947,458 km (0.065 R)
• M13: 19,492,752 km (0.117 R)
• M14: 19,830,395 km (0.086 R)
• M15: 20,309,856 km (0.109 R)
• M16: 22,526,148 km (0.111 R)
• M17: 27,013,636 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.2

Radius: 5.3

Gravity: 31.41 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 15.4 AU - 23 AU

Year: 29299 Days

Day: 25 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 106,779,885 km

• M1: 69,713 km (0.12 R)
• M2: 300,393 km (0.068 R)
• M3: 763,697 km (0.095 R)
• M4: 1,415,794 km (0.105 R)
• M5: 2,433,658 km (0.093 R)
• M6: 3,307,011 km (0.09 R)
• M7: 4,759,905 km (0.086 R)
• M8: 6,895,564 km (0.113 R)
• M9: 7,313,690 km (0.084 R)
• M10: 9,533,274 km (0.089 R)
• M11: 10,251,194 km (0.109 R)
• M12: 12,240,247 km (0.068 R)
• M13: 13,245,695 km (0.057 R)
• M14: 13,973,339 km (0.094 R)
• M15: 14,221,671 km (0.115 R)
• M16: 16,591,002 km (0.065 R)
• M17: 17,723,757 km (0.043 R)
• M18: 18,407,868 km (0.12 R)
• M19: 18,907,226 km (0.095 R)
• M20: 19,313,085 km (0.068 R)
• M21: 20,779,593 km (0.06 R)
• M22: 20,995,014 km (0.082 R)
• M23: 22,431,453 km (0.056 R)
• M24: 22,886,380 km (0.099 R)
• M25: 27,389,725 km (0.108 R)
• M26: 30,745,803 km (0.11 R)
• M27: 31,874,968 km (0.033 R)
• M28: 34,365,772 km (0.083 R)
• M29: 35,890,025 km (0.036 R)
• M30: 43,837,113 km (0.049 R)
• M31: 50,125,160 km (0.077 R)
• M32: 54,908,552 km (0.104 R)
• M33: 59,552,668 km (0.096 R)
• M34: 60,863,295 km (0.094 R)
• M35: 68,179,080 km (0.105 R)
• M36: 68,654,801 km (0.047 R)
• M37: 79,164,201 km (0.115 R)
• M38: 80,217,669 km (0.052 R)
• M39: 86,456,948 km (0.113 R)
• M40: 95,367,446 km (0.1 R)
• M41: 98,974,699 km (0.083 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 12,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit