🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.2 AU - 1.2 AU

Year: 471 Days

Day: 20.2 Hours

Environment

Temp: 27 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.21 AU - 1.41 AU

Year: 537 Days

Day: 25.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.4 AU - 3.88 AU

Year: 1993 Days

Day: 22.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.26 AU - 4.54 AU

Year: 2758 Days

Day: 29.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.69 AU - 5.47 AU

Year: 4101 Days

Day: 31 Hours

Environment

Temp: -128 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,523,001 km

• M1: 194,028 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.5

Radius: 5.2

Gravity: 27.39 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.31 AU - 15.49 AU

Year: 19571 Days

Day: 22.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 46,523,001 km

• M1: 64,626 km (0.11 R)
• M2: 391,647 km (0.119 R)
• M3: 787,184 km (0.086 R)
• M4: 1,447,808 km (0.076 R)
• M5: 2,182,932 km (0.057 R)
• M6: 2,584,752 km (0.115 R)
• M7: 3,305,814 km (0.094 R)
• M8: 3,534,549 km (0.092 R)
• M9: 3,712,870 km (0.118 R)
• M10: 4,023,734 km (0.059 R)
• M11: 4,768,432 km (0.103 R)
• M12: 5,365,028 km (0.061 R)
• M13: 5,762,510 km (0.087 R)
• M14: 6,308,093 km (0.067 R)
• M15: 6,571,236 km (0.101 R)
• M16: 7,026,014 km (0.105 R)
• M17: 8,151,588 km (0.088 R)
• M18: 8,730,233 km (0.082 R)
• M19: 9,223,756 km (0.118 R)
• M20: 12,720,756 km (0.07 R)
• M21: 14,685,125 km (0.1 R)
• M22: 16,510,668 km (0.069 R)
• M23: 20,893,736 km (0.107 R)
• M24: 21,478,664 km (0.109 R)
• M25: 22,074,363 km (0.077 R)
• M26: 23,402,792 km (0.09 R)
• M27: 25,659,775 km (0.071 R)
• M28: 26,783,853 km (0.105 R)
• M29: 29,009,421 km (0.067 R)
• M30: 36,841,916 km (0.111 R)
• M31: 38,561,095 km (0.12 R)
• M32: 38,852,661 km (0.03 R)
• M33: 43,248,445 km (0.1 R)
• M34: 55,015,066 km (0.077 R)
• M35: 59,366,269 km (0.111 R)
• M36: 63,129,254 km (0.05 R)
• M37: 70,689,482 km (0.117 R)
• M38: 75,139,271 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.6

Radius: 4.1

Gravity: 19.55 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 15.07 AU - 23.67 AU

Year: 30533 Days

Day: 19.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,523,001 km

• M1: 106,663 km (0.103 R)
• M2: 291,566 km (0.08 R)
• M3: 926,160 km (0.028 R)
• M4: 1,142,030 km (0.088 R)
• M5: 1,298,958 km (0.043 R)
• M6: 3,125,548 km (0.102 R)
• M7: 3,672,029 km (0.051 R)
• M8: 4,554,657 km (0.104 R)
• M9: 5,332,566 km (0.099 R)
• M10: 6,819,718 km (0.066 R)
• M11: 11,471,015 km (0.066 R)
• M12: 14,209,853 km (0.03 R)
• M13: 18,319,157 km (0.093 R)
• M14: 23,155,357 km (0.1 R)
• M15: 26,316,809 km (0.071 R)
• M16: 35,522,314 km (0.106 R)
• M17: 38,962,017 km (0.083 R)
• M18: 44,689,222 km (0.053 R)
• M19: 47,498,970 km (0.05 R)
• M20: 53,284,966 km (0.049 R)
• M21: 62,919,069 km (0.097 R)
• M22: 68,573,869 km (0.107 R)
• M23: 70,971,623 km (0.101 R)
• M24: 77,325,943 km (0.117 R)
• M25: 78,735,155 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.9

Radius: 6.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 18.97 AU - 20.63 AU

Year: 31555 Days

Day: 18.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,523,001 km

• M1: 83,027 km (0.103 R)
• M2: 329,714 km (0.104 R)
• M3: 1,504,955 km (0.118 R)
• M4: 2,072,080 km (0.105 R)
• M5: 2,629,183 km (0.11 R)
• M6: 3,851,098 km (0.095 R)
• M7: 4,871,954 km (0.057 R)
• M8: 7,723,738 km (0.086 R)
• M9: 9,570,673 km (0.097 R)
• M10: 10,213,047 km (0.107 R)
• M11: 12,084,965 km (0.097 R)
• M12: 12,312,503 km (0.103 R)
• M13: 12,542,884 km (0.117 R)
• M14: 35,193,797 km (0.071 R)
• M15: 36,837,578 km (0.098 R)
• M16: 38,531,924 km (0.059 R)
• M17: 39,648,223 km (0.098 R)
• M18: 39,899,248 km (0.077 R)
• M19: 46,522,993 km (0.109 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 18,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit