🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.52 AU - 0.54 AU

Year: 140 Days

Day: 44.6 Hours

Environment

Temp: 212 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.57 AU - 0.85 AU

Year: 216 Days

Day: 14.1 Hours

Environment

Temp: 178 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.76 AU - 0.8 AU

Year: 249 Days

Day: 14.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.22 AU - 1.52 AU

Year: 580 Days

Day: 24 Hours

Environment

Temp: -22 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 102,812,264 km

• M1: 45,777 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.38 AU - 1.58 AU

Year: 651 Days

Day: 39.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,812,264 km

• M1: 49,517 km (0.057 R)

Asteroid Belt

Center: 2.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.02 AU - 4.32 AU

Year: 2543 Days

Day: 45.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,812,264 km

• M1: 43,084 km (0.086 R)
• M2: 90,208 km (0.062 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.65 AU - 4.49 AU

Year: 2969 Days

Day: 45.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 15.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308

Radius: 4.4

Gravity: 15.91 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 13.24 AU - 17.26 AU

Year: 21537 Days

Day: 15.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 102,812,264 km

• M1: 54,753 km (0.059 R)
• M2: 257,159 km (0.114 R)
• M3: 605,273 km (0.095 R)
• M4: 808,876 km (0.1 R)
• M5: 1,341,145 km (0.114 R)
• M6: 2,040,964 km (0.04 R)
• M7: 2,233,646 km (0.111 R)
• M8: 2,746,168 km (0.106 R)
• M9: 3,546,517 km (0.085 R)
• M10: 4,000,097 km (0.114 R)
• M11: 6,821,513 km (0.071 R)
• M12: 6,992,204 km (0.036 R)
• M13: 8,171,335 km (0.065 R)
• M14: 8,461,106 km (0.107 R)
• M15: 9,529,833 km (0.092 R)
• M16: 11,993,112 km (0.063 R)
• M17: 13,470,391 km (0.097 R)
• M18: 14,426,770 km (0.1 R)
• M19: 17,486,346 km (0.076 R)
• M20: 20,595,438 km (0.106 R)
• M21: 26,387,868 km (0.093 R)
• M22: 28,757,498 km (0.079 R)
• M23: 31,265,357 km (0.093 R)
• M24: 33,422,558 km (0.117 R)
• M25: 38,432,740 km (0.055 R)
• M26: 45,558,386 km (0.116 R)
• M27: 47,081,891 km (0.084 R)
• M28: 47,390,511 km (0.113 R)
• M29: 47,700,627 km (0.111 R)
• M30: 49,271,255 km (0.025 R)
• M31: 51,364,130 km (0.104 R)
• M32: 53,180,697 km (0.116 R)
• M33: 59,604,878 km (0.069 R)
• M34: 59,966,157 km (0.07 R)
• M35: 60,693,053 km (0.082 R)
• M36: 61,058,670 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.4

Radius: 5.3

Gravity: 30.77 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 14.67 AU - 21.63 AU

Year: 27964 Days

Day: 17.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 102,812,264 km

• M1: 71,508 km (0.108 R)
• M2: 372,648 km (0.053 R)
• M3: 588,668 km (0.08 R)
• M4: 793,168 km (0.052 R)
• M5: 1,174,942 km (0.107 R)
• M6: 1,749,697 km (0.116 R)
• M7: 1,999,675 km (0.055 R)
• M8: 2,226,166 km (0.027 R)
• M9: 2,419,446 km (0.078 R)
• M10: 2,840,116 km (0.085 R)
• M11: 4,740,757 km (0.103 R)
• M12: 5,929,312 km (0.088 R)
• M13: 6,992,952 km (0.088 R)
• M14: 8,407,101 km (0.05 R)
• M15: 10,330,032 km (0.06 R)
• M16: 10,597,812 km (0.115 R)
• M17: 14,429,612 km (0.107 R)
• M18: 14,596,414 km (0.09 R)
• M19: 18,303,898 km (0.104 R)
• M20: 20,009,463 km (0.094 R)
• M21: 21,599,988 km (0.118 R)
• M22: 22,259,116 km (0.114 R)
• M23: 24,199,550 km (0.103 R)
• M24: 28,806,716 km (0.111 R)
• M25: 30,145,467 km (0.074 R)
• M26: 32,658,562 km (0.105 R)
• M27: 36,068,495 km (0.083 R)
• M28: 36,995,553 km (0.067 R)
• M29: 37,938,469 km (0.116 R)
• M30: 51,691,899 km (0.118 R)
• M31: 54,872,050 km (0.072 R)
• M32: 62,942,556 km (0.083 R)
• M33: 70,563,221 km (0.104 R)
• M34: 73,233,842 km (0.084 R)
• M35: 84,861,786 km (0.054 R)
• M36: 89,556,317 km (0.097 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 17,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit