🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.46 AU - 0.58 AU

Year: 132 Days

Day: 44.8 Hours

Environment

Temp: 222 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.48 AU - 0.6 AU

Year: 140 Days

Day: 25.2 Hours

Environment

Temp: 236 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.98 AU - 1 AU

Year: 348 Days

Day: 36.5 Hours

Environment

Temp: 96 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.17 AU - 1.31 AU

Year: 488 Days

Day: 12.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.79 AU - 2.83 AU

Year: 1240 Days

Day: 31.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.96 AU - 3.14 AU

Year: 1438 Days

Day: 43.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,807,942 km

• M1: 37,100 km (0.072 R)

Asteroid Belt

Center: 4.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.8

Radius: 10.9

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.31 AU - 6.95 AU

Year: 5359 Days

Day: 9.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 162 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,807,942 km

• M1: 135,536 km (0.08 R)
• M2: 1,347,877 km (0.101 R)
• M3: 2,155,406 km (0.098 R)
• M4: 2,957,400 km (0.098 R)
• M5: 3,721,696 km (0.056 R)
• M6: 5,071,368 km (0.107 R)
• M7: 7,410,630 km (0.045 R)
• M8: 8,075,742 km (0.052 R)
• M9: 9,036,011 km (0.079 R)
• M10: 13,311,518 km (0.099 R)
• M11: 13,698,976 km (0.031 R)
• M12: 15,536,936 km (0.11 R)
• M13: 17,824,138 km (0.106 R)
• M14: 19,262,521 km (0.091 R)
• M15: 19,947,081 km (0.084 R)
• M16: 22,030,830 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.5

Radius: 10.7

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.74 AU - 10.72 AU

Year: 9901 Days

Day: 12 Hours

Environment

Temp: -171 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,807,942 km

• M1: 134,339 km (0.032 R)
• M2: 500,405 km (0.042 R)
• M3: 895,343 km (0.083 R)
• M4: 1,360,144 km (0.108 R)
• M5: 1,870,273 km (0.054 R)
• M6: 2,705,477 km (0.109 R)
• M7: 3,519,739 km (0.072 R)
• M8: 4,578,293 km (0.082 R)
• M9: 6,566,000 km (0.027 R)
• M10: 9,310,373 km (0.105 R)
• M11: 9,949,306 km (0.025 R)
• M12: 10,356,810 km (0.083 R)
• M13: 13,162,069 km (0.105 R)
• M14: 15,539,180 km (0.099 R)
• M15: 17,889,213 km (0.111 R)
• M16: 18,722,473 km (0.038 R)
• M17: 21,886,767 km (0.098 R)
• M18: 22,490,245 km (0.061 R)
• M19: 23,730,411 km (0.082 R)
• M20: 27,325,846 km (0.107 R)
• M21: 30,837,058 km (0.104 R)
• M22: 34,060,742 km (0.059 R)
• M23: 39,879,052 km (0.077 R)
• M24: 40,520,827 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.6

Radius: 4.1

Gravity: 41.86 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 14.88 AU - 15.4 AU

Year: 20801 Days

Day: 24.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,807,942 km

• M1: 54,154 km (0.087 R)
• M2: 194,028 km (0.119 R)
• M3: 344,225 km (0.04 R)
• M4: 769,980 km (0.114 R)
• M5: 1,047,185 km (0.11 R)
• M6: 1,209,200 km (0.089 R)
• M7: 2,263,565 km (0.113 R)
• M8: 2,559,769 km (0.063 R)
• M9: 3,257,045 km (0.083 R)
• M10: 3,756,253 km (0.096 R)
• M11: 4,008,026 km (0.041 R)
• M12: 4,171,088 km (0.102 R)
• M13: 4,304,679 km (0.066 R)
• M14: 5,439,379 km (0.117 R)
• M15: 6,356,563 km (0.08 R)
• M16: 8,870,256 km (0.101 R)
• M17: 10,193,898 km (0.075 R)
• M18: 11,061,117 km (0.103 R)
• M19: 11,776,045 km (0.032 R)
• M20: 11,909,337 km (0.117 R)
• M21: 15,023,366 km (0.094 R)
• M22: 22,590,475 km (0.082 R)
• M23: 23,107,485 km (0.072 R)
• M24: 24,488,423 km (0.096 R)
• M25: 38,294,362 km (0.118 R)
• M26: 39,325,241 km (0.103 R)
• M27: 40,677,755 km (0.064 R)
• M28: 43,475,086 km (0.119 R)
• M29: 44,758,486 km (0.082 R)
• M30: 48,759,780 km (0.114 R)
• M31: 49,970,326 km (0.117 R)
• M32: 52,993,101 km (0.051 R)
• M33: 57,656,366 km (0.059 R)
• M34: 64,014,724 km (0.079 R)
• M35: 64,427,016 km (0.114 R)
• M36: 73,047,593 km (0.085 R)
• M37: 77,398,797 km (0.085 R)
• M38: 77,632,469 km (0.082 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 19,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit