🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.5 AU - 0.76 AU

Year: 191 Days

Day: 39.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 48.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,943,327 km

• M1: 22,440 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.59 AU - 0.85 AU

Year: 234 Days

Day: 43.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 47,943,327 km

• M1: 44,879 km (0.115 R)
• M2: 181,761 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.88 AU - 1 AU

Year: 349 Days

Day: 39.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 47,943,327 km

• M1: 20,495 km (0.104 R)
• M2: 189,690 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.13 AU - 4.99 AU

Year: 3132 Days

Day: 40.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.8

Radius: 8.5

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.55 AU - 5.97 AU

Year: 4619 Days

Day: 7.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,943,327 km

• M1: 107,561 km (0.081 R)
• M2: 412,292 km (0.105 R)
• M3: 1,847,683 km (0.067 R)
• M4: 2,884,845 km (0.119 R)
• M5: 3,238,644 km (0.11 R)
• M6: 3,682,800 km (0.096 R)
• M7: 4,442,309 km (0.093 R)
• M8: 8,276,951 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.3

Radius: 3.1

Gravity: 83.59 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 10.41 AU - 13.55 AU

Year: 15876 Days

Day: 19.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 92.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 47,943,327 km

• M1: 38,746 km (0.053 R)
• M2: 145,858 km (0.089 R)
• M3: 270,623 km (0.084 R)
• M4: 666,159 km (0.06 R)
• M5: 874,998 km (0.094 R)
• M6: 1,732,792 km (0.087 R)
• M7: 2,355,418 km (0.061 R)
• M8: 3,037,136 km (0.095 R)
• M9: 3,437,011 km (0.084 R)
• M10: 5,132,254 km (0.101 R)
• M11: 7,085,853 km (0.048 R)
• M12: 8,632,695 km (0.089 R)
• M13: 9,650,110 km (0.099 R)
• M14: 10,804,557 km (0.115 R)
• M15: 11,665,492 km (0.039 R)
• M16: 12,307,716 km (0.083 R)
• M17: 12,704,150 km (0.096 R)
• M18: 14,741,075 km (0.098 R)
• M19: 16,904,559 km (0.057 R)
• M20: 18,061,699 km (0.076 R)
• M21: 18,316,314 km (0.059 R)
• M22: 18,573,324 km (0.082 R)
• M23: 19,270,450 km (0.111 R)
• M24: 20,348,602 km (0.041 R)
• M25: 23,925,187 km (0.099 R)
• M26: 24,129,688 km (0.096 R)
• M27: 24,749,921 km (0.055 R)
• M28: 25,275,009 km (0.057 R)
• M29: 26,022,400 km (0.084 R)
• M30: 28,812,101 km (0.092 R)
• M31: 34,453,736 km (0.094 R)
• M32: 39,208,405 km (0.099 R)
• M33: 41,667,944 km (0.087 R)
• M34: 44,074,824 km (0.12 R)
• M35: 45,000,835 km (0.096 R)
• M36: 47,051,373 km (0.103 R)
• M37: 50,662,067 km (0.059 R)
• M38: 50,999,111 km (0.044 R)
• M39: 54,629,702 km (0.111 R)
• M40: 59,358,341 km (0.102 R)
• M41: 59,920,978 km (0.116 R)
• M42: 62,206,684 km (0.111 R)
• M43: 63,958,774 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.7

Radius: 7.3

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 13.69 AU - 15.81 AU

Year: 21690 Days

Day: 15 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,943,327 km

• M1: 91,703 km (0.095 R)
• M2: 424,260 km (0.101 R)
• M3: 711,787 km (0.119 R)
• M4: 1,043,146 km (0.065 R)
• M5: 1,572,274 km (0.116 R)
• M6: 1,922,183 km (0.036 R)
• M7: 2,758,286 km (0.045 R)
• M8: 3,437,310 km (0.066 R)
• M9: 3,738,301 km (0.115 R)
• M10: 4,995,821 km (0.102 R)
• M11: 7,752,162 km (0.102 R)
• M12: 8,584,823 km (0.065 R)
• M13: 12,285,576 km (0.085 R)
• M14: 13,723,510 km (0.105 R)
• M15: 16,504,235 km (0.088 R)
• M16: 17,951,595 km (0.082 R)
• M17: 31,277,025 km (0.049 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 16,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit