🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.61 AU - 0.99 AU

Year: 268 Days

Day: 37.1 Hours

Environment

Temp: 142 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.84 AU - 0.86 AU

Year: 294 Days

Day: 23.3 Hours

Environment

Temp: 80 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.56 AU - 4.16 AU

Year: 2308 Days

Day: 33.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,157,680 km

• M1: 64,776 km (0.089 R)
• M2: 978,968 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.95 AU - 4.39 AU

Year: 2635 Days

Day: 20.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,157,680 km

• M1: 440,117 km (0.104 R)

Asteroid Belt

Center: 4.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.7

Radius: 9

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.25 AU - 5.23 AU

Year: 3867 Days

Day: 8.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,157,680 km

• M1: 111,899 km (0.109 R)
• M2: 504,893 km (0.112 R)
• M3: 813,364 km (0.034 R)
• M4: 1,183,618 km (0.094 R)
• M5: 1,561,503 km (0.113 R)
• M6: 2,031,539 km (0.117 R)
• M7: 2,464,924 km (0.1 R)
• M8: 5,823,696 km (0.057 R)
• M9: 9,614,206 km (0.025 R)
• M10: 10,158,144 km (0.057 R)
• M11: 10,799,171 km (0.114 R)
• M12: 12,669,144 km (0.099 R)
• M13: 13,501,208 km (0.098 R)
• M14: 16,115,131 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.6

Radius: 13.4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.85 AU - 10.19 AU

Year: 9319 Days

Day: 12 Hours

Environment

Temp: -165 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,157,680 km

• M1: 167,998 km (0.07 R)
• M2: 677,678 km (0.034 R)
• M3: 1,138,589 km (0.103 R)
• M4: 2,374,417 km (0.033 R)
• M5: 3,154,271 km (0.087 R)
• M6: 4,894,244 km (0.12 R)
• M7: 7,335,382 km (0.09 R)
• M8: 8,151,289 km (0.091 R)
• M9: 8,802,339 km (0.092 R)
• M10: 11,008,758 km (0.059 R)
• M11: 12,217,359 km (0.065 R)
• M12: 14,014,927 km (0.096 R)
• M13: 15,597,224 km (0.073 R)
• M14: 17,062,236 km (0.027 R)
• M15: 18,864,591 km (0.049 R)
• M16: 19,747,817 km (0.1 R)
• M17: 20,923,656 km (0.084 R)
• M18: 22,353,961 km (0.083 R)
• M19: 22,986,461 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.3

Radius: 9.3

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.77 AU - 10.17 AU

Year: 10067 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,157,680 km

• M1: 152,739 km (0.107 R)
• M2: 477,965 km (0.078 R)
• M3: 768,185 km (0.104 R)
• M4: 1,128,716 km (0.106 R)
• M5: 1,456,186 km (0.034 R)
• M6: 1,909,318 km (0.066 R)
• M7: 2,473,002 km (0.076 R)
• M8: 3,188,230 km (0.057 R)
• M9: 4,167,797 km (0.1 R)
• M10: 4,611,354 km (0.105 R)
• M11: 5,927,516 km (0.071 R)
• M12: 6,746,565 km (0.107 R)
• M13: 7,202,838 km (0.092 R)
• M14: 7,760,988 km (0.063 R)
• M15: 8,134,983 km (0.061 R)
• M16: 9,283,146 km (0.082 R)
• M17: 13,492,382 km (0.038 R)
• M18: 15,418,454 km (0.076 R)
• M19: 21,223,001 km (0.03 R)
• M20: 24,078,525 km (0.114 R)
• M21: 27,085,891 km (0.071 R)
• M22: 29,124,761 km (0.099 R)
• M23: 31,788,351 km (0.089 R)
• M24: 33,287,770 km (0.104 R)
• M25: 34,055,058 km (0.1 R)
• M26: 43,158,687 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.2

Radius: 3.1

Gravity: 68.39 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 12.99 AU - 21.07 AU

Year: 26336 Days

Day: 23.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,157,680 km

• M1: 39,045 km (0.061 R)
• M2: 175,628 km (0.079 R)
• M3: 436,078 km (0.072 R)
• M4: 815,009 km (0.098 R)
• M5: 1,515,277 km (0.06 R)
• M6: 1,640,789 km (0.095 R)
• M7: 2,124,739 km (0.04 R)
• M8: 5,806,193 km (0.105 R)
• M9: 6,159,244 km (0.118 R)
• M10: 7,153,770 km (0.108 R)
• M11: 7,979,999 km (0.036 R)
• M12: 9,454,885 km (0.116 R)
• M13: 10,130,169 km (0.114 R)
• M14: 13,916,043 km (0.105 R)
• M15: 15,114,022 km (0.112 R)
• M16: 16,120,667 km (0.092 R)
• M17: 19,504,271 km (0.054 R)
• M18: 22,895,954 km (0.045 R)
• M19: 32,157,109 km (0.084 R)
• M20: 35,240,770 km (0.114 R)
• M21: 40,543,117 km (0.086 R)
• M22: 42,313,159 km (0.096 R)
• M23: 49,909,440 km (0.088 R)
• M24: 51,010,780 km (0.045 R)
• M25: 65,080,609 km (0.074 R)
• M26: 67,280,296 km (0.037 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: 385 - 17,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit