🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.51 AU - 0.79 AU

Year: 185 Days

Day: 39.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.15 AU - 1.31 AU

Year: 482 Days

Day: 45.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.28 AU - 1.32 AU

Year: 523 Days

Day: 42.8 Hours

Environment

Temp: 17 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 103,807,261 km

• M1: 40,391 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.3 AU - 2.12 AU

Year: 790 Days

Day: 15.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.13 AU - 2.59 AU

Year: 1280 Days

Day: 26.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.92 AU - 4.64 AU

Year: 2595 Days

Day: 47.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.7 AU - 5.02 AU

Year: 3783 Days

Day: 46.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.3

Radius: 8.5

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.71 AU - 6.67 AU

Year: 4793 Days

Day: 7.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 103,807,261 km

• M1: 106,065 km (0.12 R)
• M2: 3,576,287 km (0.036 R)
• M3: 6,015,630 km (0.033 R)
• M4: 6,755,391 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720

Radius: 8.7

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 10.01 AU - 10.71 AU

Year: 11774 Days

Day: 6.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 103,807,261 km

• M1: 108,159 km (0.072 R)
• M2: 451,636 km (0.105 R)
• M3: 857,944 km (0.066 R)
• M4: 1,163,871 km (0.104 R)
• M5: 1,572,573 km (0.093 R)
• M6: 3,300,578 km (0.109 R)
• M7: 4,012,664 km (0.097 R)
• M8: 4,390,249 km (0.063 R)
• M9: 6,528,002 km (0.1 R)
• M10: 6,806,404 km (0.104 R)
• M11: 8,791,268 km (0.113 R)
• M12: 9,890,065 km (0.063 R)
• M13: 10,311,482 km (0.114 R)
• M14: 10,744,717 km (0.106 R)
• M15: 11,647,989 km (0.113 R)
• M16: 13,222,208 km (0.09 R)
• M17: 14,060,405 km (0.059 R)
• M18: 15,140,202 km (0.098 R)
• M19: 16,639,921 km (0.101 R)
• M20: 21,206,246 km (0.113 R)
• M21: 23,171,813 km (0.098 R)
• M22: 25,549,372 km (0.104 R)
• M23: 25,845,127 km (0.119 R)
• M24: 27,051,484 km (0.035 R)
• M25: 31,343,297 km (0.056 R)
• M26: 31,682,435 km (0.081 R)
• M27: 33,063,373 km (0.064 R)
• M28: 33,650,545 km (0.085 R)
• M29: 35,453,499 km (0.07 R)
• M30: 37,193,471 km (0.073 R)
• M31: 48,391,770 km (0.102 R)
• M32: 50,530,570 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.1

Radius: 6.6

Gravity: 20.87 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 15.82 AU - 20.8 AU

Year: 27665 Days

Day: 22.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 103,807,261 km

• M1: 117,584 km (0.096 R)
• M2: 547,977 km (0.115 R)
• M3: 760,406 km (0.06 R)
• M4: 1,002,156 km (0.065 R)
• M5: 2,146,430 km (0.069 R)
• M6: 3,142,303 km (0.05 R)
• M7: 4,158,821 km (0.112 R)
• M8: 4,881,229 km (0.078 R)
• M9: 5,378,791 km (0.091 R)
• M10: 7,075,082 km (0.04 R)
• M11: 9,597,152 km (0.043 R)
• M12: 10,112,517 km (0.037 R)
• M13: 10,920,046 km (0.041 R)
• M14: 14,085,537 km (0.085 R)
• M15: 14,750,948 km (0.08 R)
• M16: 15,876,672 km (0.086 R)
• M17: 19,089,735 km (0.102 R)
• M18: 20,530,213 km (0.078 R)
• M19: 23,625,693 km (0.1 R)
• M20: 24,209,423 km (0.085 R)
• M21: 25,042,684 km (0.108 R)
• M22: 25,894,943 km (0.082 R)
• M23: 26,141,929 km (0.096 R)
• M24: 26,640,688 km (0.095 R)
• M25: 28,567,658 km (0.088 R)
• M26: 29,497,858 km (0.112 R)
• M27: 32,124,497 km (0.076 R)
• M28: 37,679,066 km (0.045 R)
• M29: 37,996,363 km (0.118 R)
• M30: 53,189,373 km (0.05 R)
• M31: 55,002,051 km (0.07 R)
• M32: 62,221,494 km (0.103 R)
• M33: 64,685,820 km (0.109 R)
• M34: 80,064,032 km (0.06 R)
• M35: 82,442,190 km (0.112 R)
• M36: 82,709,372 km (0.112 R)
• M37: 99,511,456 km (0.086 R)
• M38: 103,807,309 km (0.091 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 20,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit