🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.47 AU - 0.59 AU

Year: 142 Days

Day: 35.4 Hours

Environment

Temp: 178 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.47 AU - 0.65 AU

Year: 154 Days

Day: 22.8 Hours

Environment

Temp: 184 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.8 AU - 1 AU

Year: 313 Days

Day: 30.6 Hours

Environment

Temp: 126 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 47,111,560 km

• M1: 248,632 km (0.086 R)
• M2: 814,860 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.83 AU - 1.27 AU

Year: 395 Days

Day: 46.5 Hours

Environment

Temp: 33 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,111,560 km

• M1: 740,509 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.07 AU - 1.61 AU

Year: 569 Days

Day: 38.9 Hours

Environment

Temp: -21 °C

Axial Tilt: 50 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,111,560 km

• M1: 50,414 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.49 AU - 3.89 AU

Year: 2092 Days

Day: 43.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,111,560 km

• M1: 128,654 km (0.053 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.13 AU - 4.15 AU

Year: 2549 Days

Day: 41.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.9

Radius: 11.8

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.15 AU - 7.57 AU

Year: 7330 Days

Day: 6 Hours

Environment

Temp: -156 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,111,560 km

• M1: 149,448 km (0.097 R)
• M2: 616,194 km (0.026 R)
• M3: 1,020,706 km (0.092 R)
• M4: 1,393,803 km (0.077 R)
• M5: 1,917,097 km (0.1 R)
• M6: 3,076,181 km (0.082 R)
• M7: 3,537,840 km (0.117 R)
• M8: 4,681,665 km (0.093 R)
• M9: 5,066,281 km (0.064 R)
• M10: 5,899,542 km (0.072 R)
• M11: 6,996,244 km (0.114 R)
• M12: 8,502,395 km (0.112 R)
• M13: 10,259,871 km (0.105 R)
• M14: 11,493,156 km (0.067 R)
• M15: 12,351,249 km (0.113 R)
• M16: 12,875,739 km (0.112 R)
• M17: 14,082,096 km (0.105 R)
• M18: 15,183,286 km (0.056 R)
• M19: 16,466,238 km (0.026 R)
• M20: 16,909,496 km (0.108 R)
• M21: 18,086,233 km (0.045 R)
• M22: 18,490,446 km (0.12 R)
• M23: 19,177,400 km (0.091 R)
• M24: 19,668,230 km (0.077 R)
• M25: 21,792,071 km (0.081 R)
• M26: 23,184,828 km (0.095 R)
• M27: 26,750,942 km (0.102 R)
• M28: 29,817,848 km (0.062 R)
• M29: 31,242,618 km (0.044 R)
• M30: 32,315,833 km (0.026 R)
• M31: 32,911,532 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.3

Radius: 4.4

Gravity: 39.53 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 9.86 AU - 14.98 AU

Year: 16068 Days

Day: 17.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,111,560 km

• M1: 54,753 km (0.085 R)
• M2: 194,328 km (0.105 R)
• M3: 439,219 km (0.099 R)
• M4: 962,363 km (0.057 R)
• M5: 1,107,174 km (0.084 R)
• M6: 1,253,032 km (0.107 R)
• M7: 1,649,616 km (0.115 R)
• M8: 2,185,625 km (0.076 R)
• M9: 5,941,878 km (0.095 R)
• M10: 6,519,176 km (0.09 R)
• M11: 7,223,782 km (0.069 R)
• M12: 10,090,227 km (0.061 R)
• M13: 13,703,763 km (0.033 R)
• M14: 14,271,487 km (0.063 R)
• M15: 20,013,802 km (0.086 R)
• M16: 21,776,663 km (0.104 R)
• M17: 22,548,887 km (0.099 R)
• M18: 26,142,976 km (0.108 R)
• M19: 32,657,514 km (0.082 R)
• M20: 34,440,123 km (0.113 R)
• M21: 35,752,395 km (0.114 R)
• M22: 36,826,059 km (0.059 R)
• M23: 42,816,556 km (0.101 R)
• M24: 47,472,042 km (0.06 R)
• M25: 48,441,885 km (0.09 R)
• M26: 52,797,577 km (0.05 R)
• M27: 53,838,478 km (0.067 R)
• M28: 54,364,016 km (0.08 R)
• M29: 56,862,001 km (0.086 R)
• M30: 57,407,136 km (0.119 R)
• M31: 68,026,939 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.8

Radius: 5

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 14.56 AU - 15.74 AU

Year: 21647 Days

Day: 24.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,111,560 km

• M1: 65,225 km (0.097 R)
• M2: 737,218 km (0.103 R)
• M3: 1,197,830 km (0.09 R)
• M4: 3,210,819 km (0.077 R)
• M5: 4,435,876 km (0.089 R)
• M6: 5,009,584 km (0.085 R)
• M7: 8,105,512 km (0.116 R)
• M8: 14,596,414 km (0.102 R)
• M9: 23,347,590 km (0.119 R)
• M10: 28,348,796 km (0.114 R)
• M11: 29,676,178 km (0.103 R)
• M12: 40,146,833 km (0.049 R)
• M13: 46,549,173 km (0.066 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 12,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit