🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.83 AU - 1.05 AU

Year: 343 Days

Day: 34.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 74,062,535 km

• M1: 383,719 km (0.111 R)
• M2: 905,666 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.82 AU - 1.36 AU

Year: 429 Days

Day: 44.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.14 AU - 1.24 AU

Year: 489 Days

Day: 39.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,062,535 km

• M1: 157,078 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.24 AU - 1.34 AU

Year: 552 Days

Day: 36.8 Hours

Environment

Temp: -32 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.6

Radius: 11.5

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.55 AU - 5.47 AU

Year: 4225 Days

Day: 12.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,062,535 km

• M1: 143,913 km (0.056 R)
• M2: 821,442 km (0.07 R)
• M3: 1,353,113 km (0.105 R)
• M4: 1,844,991 km (0.114 R)
• M5: 2,728,366 km (0.071 R)
• M6: 3,715,413 km (0.116 R)
• M7: 4,973,980 km (0.081 R)
• M8: 5,596,905 km (0.114 R)
• M9: 7,089,742 km (0.047 R)
• M10: 7,652,829 km (0.102 R)
• M11: 8,727,241 km (0.047 R)
• M12: 9,227,945 km (0.1 R)
• M13: 9,785,496 km (0.062 R)
• M14: 10,523,911 km (0.119 R)
• M15: 11,174,213 km (0.107 R)
• M16: 11,679,405 km (0.043 R)
• M17: 12,645,209 km (0.037 R)
• M18: 14,192,649 km (0.113 R)
• M19: 15,343,356 km (0.112 R)
• M20: 18,230,745 km (0.06 R)
• M21: 21,462,358 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410

Radius: 3.5

Gravity: 33.47 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 11.55 AU - 15.27 AU

Year: 18500 Days

Day: 20.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,062,535 km

• M1: 44,131 km (0.116 R)
• M2: 232,774 km (0.105 R)
• M3: 467,344 km (0.072 R)
• M4: 614,997 km (0.091 R)
• M5: 1,214,436 km (0.037 R)
• M6: 1,336,507 km (0.039 R)
• M7: 1,589,477 km (0.082 R)
• M8: 2,674,062 km (0.055 R)
• M9: 6,199,485 km (0.103 R)
• M10: 6,399,647 km (0.026 R)
• M11: 8,352,648 km (0.097 R)
• M12: 9,306,633 km (0.056 R)
• M13: 11,250,059 km (0.119 R)
• M14: 12,347,509 km (0.071 R)
• M15: 13,381,380 km (0.109 R)
• M16: 14,332,074 km (0.108 R)
• M17: 16,443,050 km (0.093 R)
• M18: 17,295,159 km (0.089 R)
• M19: 17,612,157 km (0.045 R)
• M20: 19,002,819 km (0.101 R)
• M21: 19,681,844 km (0.087 R)
• M22: 20,201,696 km (0.107 R)
• M23: 20,730,675 km (0.107 R)
• M24: 21,450,091 km (0.105 R)
• M25: 22,372,661 km (0.097 R)
• M26: 23,034,033 km (0.096 R)
• M27: 23,417,751 km (0.069 R)
• M28: 27,599,610 km (0.083 R)
• M29: 28,911,584 km (0.111 R)
• M30: 30,036,111 km (0.083 R)
• M31: 30,609,220 km (0.064 R)
• M32: 33,095,986 km (0.105 R)
• M33: 46,492,026 km (0.057 R)
• M34: 50,893,046 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.8

Radius: 5.4

Gravity: 21.74 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 13.25 AU - 14.97 AU

Year: 19967 Days

Day: 20.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,062,535 km

• M1: 69,563 km (0.11 R)
• M2: 257,458 km (0.077 R)
• M3: 955,781 km (0.09 R)
• M4: 1,459,776 km (0.116 R)
• M5: 1,656,946 km (0.074 R)
• M6: 3,606,505 km (0.107 R)
• M7: 3,815,194 km (0.091 R)
• M8: 4,031,962 km (0.084 R)
• M9: 5,019,158 km (0.087 R)
• M10: 7,749,618 km (0.103 R)
• M11: 10,713,452 km (0.037 R)
• M12: 10,897,307 km (0.105 R)
• M13: 11,208,620 km (0.087 R)
• M14: 12,445,346 km (0.072 R)
• M15: 14,207,908 km (0.111 R)
• M16: 14,579,360 km (0.099 R)
• M17: 18,657,697 km (0.078 R)
• M18: 20,576,290 km (0.066 R)
• M19: 20,860,675 km (0.059 R)
• M20: 22,222,764 km (0.101 R)
• M21: 26,216,578 km (0.042 R)
• M22: 26,775,326 km (0.11 R)
• M23: 28,032,397 km (0.11 R)
• M24: 28,971,124 km (0.046 R)
• M25: 32,166,235 km (0.115 R)
• M26: 32,677,710 km (0.074 R)
• M27: 34,112,354 km (0.05 R)
• M28: 36,273,445 km (0.097 R)
• M29: 39,537,221 km (0.031 R)
• M30: 42,071,708 km (0.086 R)
• M31: 43,145,971 km (0.114 R)
• M32: 50,665,059 km (0.076 R)
• M33: 51,357,398 km (0.061 R)
• M34: 54,732,176 km (0.071 R)
• M35: 59,585,879 km (0.077 R)
• M36: 60,745,263 km (0.115 R)
• M37: 63,709,544 km (0.065 R)
• M38: 64,718,582 km (0.096 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 11,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit