🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.78 AU - 0.84 AU

Year: 254 Days

Day: 40.6 Hours

Environment

Temp: 141 °C

Axial Tilt: 119.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.15 AU - 1.55 AU

Year: 546 Days

Day: 29.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,304,353 km

• M1: 597,045 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.31 AU - 1.47 AU

Year: 571 Days

Day: 23.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,304,353 km

• M1: 211,382 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.32 AU - 2.16 AU

Year: 799 Days

Day: 25.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.4 AU - 3.8 AU

Year: 2379 Days

Day: 24.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 84.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.3

Radius: 8.2

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.15 AU - 6.23 AU

Year: 5363 Days

Day: 12.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,304,353 km

• M1: 103,073 km (0.038 R)
• M2: 358,586 km (0.103 R)
• M3: 918,681 km (0.11 R)
• M4: 2,121,447 km (0.109 R)
• M5: 2,885,743 km (0.091 R)
• M6: 3,182,695 km (0.101 R)
• M7: 3,626,552 km (0.077 R)
• M8: 3,973,319 km (0.117 R)
• M9: 5,695,341 km (0.047 R)
• M10: 7,491,562 km (0.118 R)
• M11: 8,939,670 km (0.116 R)
• M12: 9,729,846 km (0.051 R)
• M13: 10,933,360 km (0.099 R)
• M14: 12,124,010 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.2

Radius: 13.2

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.87 AU - 11.25 AU

Year: 9497 Days

Day: 13.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,304,353 km

• M1: 164,109 km (0.118 R)
• M2: 576,101 km (0.076 R)
• M3: 1,093,860 km (0.111 R)
• M4: 1,634,207 km (0.107 R)
• M5: 2,177,247 km (0.056 R)
• M6: 2,839,816 km (0.103 R)
• M7: 4,545,232 km (0.079 R)
• M8: 5,139,435 km (0.081 R)
• M9: 6,752,249 km (0.077 R)
• M10: 7,638,168 km (0.1 R)
• M11: 8,600,232 km (0.095 R)
• M12: 9,299,452 km (0.053 R)
• M13: 10,441,931 km (0.084 R)
• M14: 11,047,354 km (0.045 R)
• M15: 11,528,760 km (0.11 R)
• M16: 13,058,099 km (0.099 R)
• M17: 15,302,366 km (0.119 R)
• M18: 19,411,072 km (0.089 R)
• M19: 22,552,178 km (0.111 R)
• M20: 23,485,968 km (0.095 R)
• M21: 25,933,240 km (0.095 R)
• M22: 28,636,024 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.1

Radius: 11.9

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 11.69 AU - 13.11 AU

Year: 15206 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 166.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,304,353 km

• M1: 153,637 km (0.085 R)
• M2: 1,889,720 km (0.117 R)
• M3: 2,369,331 km (0.12 R)
• M4: 2,929,725 km (0.078 R)
• M5: 3,775,102 km (0.033 R)
• M6: 5,230,839 km (0.041 R)
• M7: 5,907,770 km (0.095 R)
• M8: 6,900,202 km (0.109 R)
• M9: 7,436,510 km (0.053 R)
• M10: 8,745,641 km (0.087 R)
• M11: 10,722,727 km (0.119 R)
• M12: 13,731,140 km (0.06 R)
• M13: 16,308,561 km (0.096 R)
• M14: 21,544,786 km (0.095 R)
• M15: 26,596,407 km (0.065 R)
• M16: 27,916,758 km (0.079 R)
• M17: 30,568,829 km (0.113 R)
• M18: 33,510,821 km (0.087 R)
• M19: 38,270,277 km (0.106 R)
• M20: 46,382,820 km (0.107 R)
• M21: 47,172,697 km (0.065 R)
• M22: 51,257,167 km (0.062 R)
• M23: 56,462,724 km (0.101 R)
• M24: 57,908,139 km (0.075 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 13,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit