🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.49 AU - 0.77 AU

Year: 174 Days

Day: 45.6 Hours

Environment

Temp: 243 °C

Axial Tilt: 122.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,837,431 km

• M1: 23,786 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.57 AU - 0.73 AU

Year: 183 Days

Day: 42.6 Hours

Environment

Temp: 181 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,837,431 km

• M1: 227,688 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.76 AU - 1.08 AU

Year: 307 Days

Day: 21.4 Hours

Environment

Temp: 144 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,837,431 km

• M1: 45,777 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.36 AU - 3.44 AU

Year: 1720 Days

Day: 20.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,837,431 km

• M1: 40,990 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.37 AU - 5.57 AU

Year: 3291 Days

Day: 13.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.7

Radius: 8.5

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.51 AU - 5.89 AU

Year: 4739 Days

Day: 9.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,837,431 km

• M1: 106,514 km (0.113 R)
• M2: 480,060 km (0.115 R)
• M3: 1,060,200 km (0.106 R)
• M4: 2,695,604 km (0.079 R)
• M5: 3,244,030 km (0.072 R)
• M6: 5,164,118 km (0.066 R)
• M7: 5,899,542 km (0.116 R)
• M8: 6,379,003 km (0.117 R)
• M9: 7,840,574 km (0.095 R)
• M10: 9,399,833 km (0.118 R)
• M11: 10,534,383 km (0.104 R)
• M12: 11,240,335 km (0.086 R)
• M13: 13,452,439 km (0.09 R)
• M14: 15,513,898 km (0.079 R)
• M15: 15,832,391 km (0.074 R)
• M16: 20,189,729 km (0.05 R)
• M17: 22,812,030 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.5

Radius: 11.8

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.91 AU - 7.53 AU

Year: 6067 Days

Day: 11 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,837,431 km

• M1: 146,756 km (0.073 R)
• M2: 1,450,202 km (0.118 R)
• M3: 1,884,185 km (0.076 R)
• M4: 2,467,168 km (0.065 R)
• M5: 3,435,814 km (0.085 R)
• M6: 4,474,622 km (0.108 R)
• M7: 5,329,424 km (0.115 R)
• M8: 8,013,210 km (0.037 R)
• M9: 8,701,510 km (0.082 R)
• M10: 9,547,486 km (0.076 R)
• M11: 9,949,754 km (0.109 R)
• M12: 10,531,989 km (0.099 R)
• M13: 12,993,173 km (0.081 R)
• M14: 13,437,928 km (0.083 R)
• M15: 14,726,564 km (0.093 R)
• M16: 16,666,998 km (0.12 R)
• M17: 20,513,309 km (0.079 R)
• M18: 21,457,271 km (0.087 R)
• M19: 23,070,684 km (0.039 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.4

Radius: 12.9

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.49 AU - 7.71 AU

Year: 7296 Days

Day: 13.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,837,431 km

• M1: 160,519 km (0.074 R)
• M2: 780,452 km (0.037 R)
• M3: 1,347,578 km (0.053 R)
• M4: 2,005,958 km (0.098 R)
• M5: 2,520,724 km (0.094 R)
• M6: 4,233,620 km (0.053 R)
• M7: 6,126,631 km (0.036 R)
• M8: 6,955,403 km (0.11 R)
• M9: 7,695,464 km (0.101 R)
• M10: 9,286,737 km (0.085 R)
• M11: 11,347,896 km (0.074 R)
• M12: 12,767,580 km (0.105 R)
• M13: 13,285,637 km (0.086 R)
• M14: 13,817,607 km (0.07 R)
• M15: 15,435,060 km (0.081 R)
• M16: 19,042,911 km (0.108 R)
• M17: 19,872,432 km (0.108 R)
• M18: 20,726,037 km (0.091 R)
• M19: 21,603,877 km (0.034 R)
• M20: 25,185,250 km (0.061 R)
• M21: 26,928,365 km (0.074 R)
• M22: 27,973,605 km (0.084 R)
• M23: 29,342,874 km (0.111 R)
• M24: 34,709,848 km (0.112 R)
• M25: 35,381,542 km (0.054 R)
• M26: 36,290,349 km (0.102 R)
• M27: 37,800,390 km (0.077 R)
• M28: 39,715,991 km (0.087 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 16,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit