🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.59 AU - 0.63 AU

Year: 169 Days

Day: 16.3 Hours

Environment

Temp: 195 °C

Axial Tilt: 154.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,788,711 km

• M1: 34,408 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.55 AU - 1.67 AU

Year: 725 Days

Day: 31.6 Hours

Environment

Temp: -33 °C

Axial Tilt: 176.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.78 AU - 2.7 AU

Year: 1189 Days

Day: 25.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.43 AU - 3.39 AU

Year: 1761 Days

Day: 42.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.23 AU - 4.05 AU

Year: 2464 Days

Day: 30.7 Hours

Environment

Temp: -103 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,788,711 km

• M1: 1,240,316 km (0.051 R)

Asteroid Belt

Center: 4.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.9

Radius: 8.3

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.66 AU - 6.64 AU

Year: 4764 Days

Day: 14.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,788,711 km

• M1: 103,223 km (0.081 R)
• M2: 422,016 km (0.079 R)
• M3: 734,226 km (0.087 R)
• M4: 1,108,371 km (0.076 R)
• M5: 1,378,395 km (0.094 R)
• M6: 1,655,749 km (0.087 R)
• M7: 2,027,051 km (0.1 R)
• M8: 2,436,949 km (0.096 R)
• M9: 2,722,681 km (0.12 R)
• M10: 3,223,086 km (0.095 R)
• M11: 3,674,872 km (0.118 R)
• M12: 4,782,195 km (0.099 R)
• M13: 5,711,796 km (0.069 R)
• M14: 7,428,731 km (0.116 R)
• M15: 8,144,108 km (0.096 R)
• M16: 8,710,186 km (0.062 R)
• M17: 10,133,012 km (0.066 R)
• M18: 10,832,531 km (0.04 R)
• M19: 11,103,004 km (0.089 R)
• M20: 11,424,191 km (0.105 R)
• M21: 11,941,650 km (0.105 R)
• M22: 13,849,771 km (0.113 R)
• M23: 14,275,975 km (0.105 R)
• M24: 18,196,487 km (0.093 R)
• M25: 18,837,214 km (0.083 R)
• M26: 19,759,485 km (0.104 R)
• M27: 20,642,561 km (0.088 R)
• M28: 21,480,758 km (0.093 R)
• M29: 22,927,968 km (0.086 R)
• M30: 23,675,509 km (0.088 R)
• M31: 27,075,719 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.5

Radius: 8.6

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.72 AU - 6.62 AU

Year: 4790 Days

Day: 13.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,788,711 km

• M1: 106,962 km (0.028 R)
• M2: 401,072 km (0.056 R)
• M3: 712,834 km (0.098 R)
• M4: 1,755,681 km (0.104 R)
• M5: 2,030,043 km (0.071 R)
• M6: 2,402,991 km (0.096 R)
• M7: 2,868,988 km (0.088 R)
• M8: 3,252,707 km (0.085 R)
• M9: 3,595,136 km (0.034 R)
• M10: 5,047,133 km (0.11 R)
• M11: 7,359,018 km (0.12 R)
• M12: 7,667,040 km (0.097 R)
• M13: 8,080,529 km (0.067 R)
• M14: 8,375,386 km (0.084 R)
• M15: 10,684,579 km (0.048 R)
• M16: 12,112,192 km (0.083 R)
• M17: 14,271,038 km (0.083 R)
• M18: 14,751,098 km (0.117 R)
• M19: 17,260,902 km (0.115 R)
• M20: 17,750,984 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.4

Radius: 9.6

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.08 AU - 7.32 AU

Year: 5477 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 119 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,788,711 km

• M1: 119,379 km (0.041 R)
• M2: 727,494 km (0.085 R)
• M3: 1,355,656 km (0.032 R)
• M4: 1,805,497 km (0.104 R)
• M5: 2,134,014 km (0.118 R)
• M6: 2,717,445 km (0.12 R)
• M7: 3,023,373 km (0.095 R)
• M8: 3,335,434 km (0.047 R)
• M9: 3,669,187 km (0.091 R)
• M10: 4,872,702 km (0.103 R)
• M11: 5,421,576 km (0.039 R)
• M12: 7,464,335 km (0.1 R)
• M13: 8,512,119 km (0.09 R)
• M14: 10,633,417 km (0.093 R)
• M15: 10,935,604 km (0.102 R)
• M16: 11,957,507 km (0.102 R)
• M17: 12,913,587 km (0.059 R)
• M18: 13,519,908 km (0.116 R)
• M19: 14,465,067 km (0.079 R)
• M20: 15,453,460 km (0.057 R)
• M21: 16,994,019 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.6

Radius: 13.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.2 AU - 11.68 AU

Year: 11118 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,788,711 km

• M1: 169,195 km (0.097 R)
• M2: 805,435 km (0.108 R)
• M3: 1,412,054 km (0.059 R)
• M4: 2,203,876 km (0.086 R)
• M5: 2,967,872 km (0.059 R)
• M6: 3,605,907 km (0.081 R)
• M7: 4,639,479 km (0.067 R)
• M8: 11,797,587 km (0.075 R)
• M9: 13,663,222 km (0.065 R)
• M10: 14,942,135 km (0.071 R)
• M11: 16,079,826 km (0.073 R)
• M12: 18,367,776 km (0.118 R)
• M13: 19,176,502 km (0.118 R)
• M14: 30,482,511 km (0.106 R)
• M15: 32,426,535 km (0.057 R)
• M16: 33,250,670 km (0.1 R)
• M17: 37,969,884 km (0.11 R)
• M18: 38,622,430 km (0.108 R)
• M19: 47,648,119 km (0.118 R)
• M20: 48,713,405 km (0.099 R)
• M21: 50,262,491 km (0.08 R)
• M22: 52,647,530 km (0.061 R)
• M23: 53,133,424 km (0.1 R)
• M24: 56,280,664 km (0.108 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 14,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit