🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.53 AU - 0.53 AU

Year: 145 Days

Day: 37.3 Hours

Environment

Temp: 225 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.63 AU - 0.69 AU

Year: 202 Days

Day: 27.1 Hours

Environment

Temp: 115 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,197,528 km

• M1: 52,359 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.72 AU - 0.78 AU

Year: 245 Days

Day: 16.5 Hours

Environment

Temp: 107 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 58,197,528 km

• M1: 203,154 km (0.112 R)
• M2: 455,077 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.66 AU - 1.08 AU

Year: 306 Days

Day: 35 Hours

Environment

Temp: 34 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.47 AU - 1.89 AU

Year: 820 Days

Day: 46.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.02 AU - 4.52 AU

Year: 3324 Days

Day: 12.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,197,528 km

• M1: 683,662 km (0.112 R)
• M2: 2,176,200 km (0.092 R)

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.4

Radius: 12.7

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.21 AU - 5.65 AU

Year: 4767 Days

Day: 14.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,197,528 km

• M1: 158,275 km (0.082 R)
• M2: 703,409 km (0.086 R)
• M3: 1,139,786 km (0.079 R)
• M4: 1,547,291 km (0.092 R)
• M5: 2,040,365 km (0.101 R)
• M6: 2,604,948 km (0.079 R)
• M7: 3,370,889 km (0.105 R)
• M8: 4,472,976 km (0.039 R)
• M9: 5,107,870 km (0.1 R)
• M10: 6,007,551 km (0.112 R)
• M11: 6,846,496 km (0.045 R)
• M12: 7,904,303 km (0.097 R)
• M13: 8,795,906 km (0.104 R)
• M14: 10,386,281 km (0.111 R)
• M15: 11,594,583 km (0.087 R)
• M16: 13,196,178 km (0.091 R)
• M17: 13,813,718 km (0.104 R)
• M18: 18,690,010 km (0.04 R)
• M19: 19,403,592 km (0.084 R)
• M20: 22,513,283 km (0.096 R)
• M21: 25,151,142 km (0.039 R)
• M22: 25,702,410 km (0.03 R)
• M23: 26,342,390 km (0.087 R)
• M24: 27,737,540 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.9

Radius: 13.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.32 AU - 9.22 AU

Year: 9784 Days

Day: 6.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,197,528 km

• M1: 172,935 km (0.1 R)
• M2: 1,167,312 km (0.115 R)
• M3: 1,821,803 km (0.111 R)
• M4: 2,806,755 km (0.11 R)
• M5: 4,296,301 km (0.113 R)
• M6: 4,960,217 km (0.046 R)
• M7: 8,607,113 km (0.089 R)
• M8: 10,952,060 km (0.118 R)
• M9: 11,686,735 km (0.098 R)
• M10: 12,194,620 km (0.093 R)
• M11: 15,196,900 km (0.059 R)
• M12: 15,741,286 km (0.081 R)
• M13: 19,076,571 km (0.108 R)
• M14: 25,131,844 km (0.118 R)
• M15: 25,979,765 km (0.112 R)
• M16: 27,022,312 km (0.043 R)
• M17: 28,092,535 km (0.051 R)
• M18: 29,563,382 km (0.12 R)
• M19: 31,963,380 km (0.079 R)
• M20: 34,180,570 km (0.111 R)
• M21: 35,116,604 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.7

Radius: 7.9

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 12.64 AU - 19.32 AU

Year: 24065 Days

Day: 15.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,197,528 km

• M1: 105,466 km (0.106 R)
• M2: 496,815 km (0.11 R)
• M3: 3,544,572 km (0.119 R)
• M4: 9,976,981 km (0.119 R)
• M5: 11,259,185 km (0.089 R)
• M6: 12,710,583 km (0.117 R)
• M7: 15,257,337 km (0.072 R)
• M8: 17,107,115 km (0.084 R)
• M9: 18,447,213 km (0.106 R)
• M10: 21,964,857 km (0.117 R)
• M11: 26,622,437 km (0.097 R)
• M12: 32,015,291 km (0.078 R)
• M13: 39,020,211 km (0.11 R)
• M14: 46,830,865 km (0.098 R)
• M15: 50,226,438 km (0.106 R)
• M16: 51,500,713 km (0.094 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 18,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit