🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.18 AU - 1.2 AU

Year: 469 Days

Day: 34.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.57 AU - 2.13 AU

Year: 910 Days

Day: 20.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,978,805 km

• M1: 59,390 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.23 AU - 2.35 AU

Year: 1253 Days

Day: 17.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.47 AU - 2.81 AU

Year: 1551 Days

Day: 25.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,978,805 km

• M1: 177,573 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.54 AU - 4.02 AU

Year: 2658 Days

Day: 12.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 179.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 12

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.44 AU - 6.38 AU

Year: 4551 Days

Day: 6.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,978,805 km

• M1: 149,598 km (0.06 R)
• M2: 559,945 km (0.092 R)
• M3: 956,529 km (0.063 R)
• M4: 1,454,390 km (0.12 R)
• M5: 1,967,810 km (0.082 R)
• M6: 3,417,713 km (0.115 R)
• M7: 4,522,493 km (0.095 R)
• M8: 6,079,508 km (0.088 R)
• M9: 7,251,607 km (0.107 R)
• M10: 7,845,660 km (0.074 R)
• M11: 8,343,971 km (0.12 R)
• M12: 11,238,390 km (0.1 R)
• M13: 12,530,617 km (0.093 R)
• M14: 13,651,703 km (0.114 R)
• M15: 14,236,631 km (0.093 R)
• M16: 15,360,709 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.5

Radius: 9.6

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.33 AU - 5.75 AU

Year: 4716 Days

Day: 7.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,978,805 km

• M1: 119,828 km (0.083 R)
• M2: 528,080 km (0.055 R)
• M3: 1,320,052 km (0.114 R)
• M4: 1,720,076 km (0.051 R)
• M5: 2,124,290 km (0.052 R)
• M6: 2,896,514 km (0.117 R)
• M7: 4,006,081 km (0.1 R)
• M8: 4,801,044 km (0.075 R)
• M9: 5,579,851 km (0.079 R)
• M10: 6,061,407 km (0.054 R)
• M11: 6,603,250 km (0.114 R)
• M12: 7,710,573 km (0.104 R)
• M13: 10,647,928 km (0.118 R)
• M14: 11,107,492 km (0.068 R)
• M15: 12,264,931 km (0.092 R)
• M16: 13,661,128 km (0.104 R)
• M17: 17,898,188 km (0.063 R)
• M18: 18,680,436 km (0.097 R)
• M19: 24,728,229 km (0.11 R)
• M20: 25,945,058 km (0.065 R)
• M21: 30,197,826 km (0.11 R)
• M22: 31,026,449 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.2

Radius: 11.5

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 11.12 AU - 12.6 AU

Year: 14771 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,978,805 km

• M1: 143,016 km (0.094 R)
• M2: 534,513 km (0.108 R)
• M3: 1,016,966 km (0.106 R)
• M4: 1,870,721 km (0.056 R)
• M5: 2,362,599 km (0.112 R)
• M6: 3,910,638 km (0.117 R)
• M7: 6,011,890 km (0.09 R)
• M8: 6,800,420 km (0.079 R)
• M9: 7,567,857 km (0.059 R)
• M10: 8,487,286 km (0.067 R)
• M11: 9,275,218 km (0.085 R)
• M12: 12,114,735 km (0.079 R)
• M13: 13,371,656 km (0.076 R)
• M14: 14,713,699 km (0.108 R)
• M15: 15,489,064 km (0.039 R)
• M16: 15,850,493 km (0.102 R)
• M17: 19,528,207 km (0.117 R)
• M18: 20,206,334 km (0.059 R)
• M19: 24,609,747 km (0.059 R)
• M20: 26,311,573 km (0.118 R)
• M21: 29,173,530 km (0.06 R)
• M22: 31,770,100 km (0.047 R)
• M23: 33,064,869 km (0.105 R)
• M24: 39,935,301 km (0.089 R)
• M25: 56,415,751 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.4

Radius: 3.4

Gravity: 18.55 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 11.36 AU - 15.34 AU

Year: 17641 Days

Day: 16 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,978,805 km

• M1: 42,336 km (0.09 R)
• M2: 279,598 km (0.091 R)
• M3: 416,331 km (0.116 R)
• M4: 784,042 km (0.042 R)
• M5: 1,188,106 km (0.031 R)
• M6: 5,627,274 km (0.04 R)
• M7: 7,600,769 km (0.104 R)
• M8: 7,769,216 km (0.1 R)
• M9: 8,833,605 km (0.102 R)
• M10: 9,020,004 km (0.072 R)
• M11: 9,400,730 km (0.094 R)
• M12: 9,891,411 km (0.111 R)
• M13: 10,193,898 km (0.045 R)
• M14: 13,504,948 km (0.102 R)
• M15: 15,909,883 km (0.069 R)
• M16: 22,397,195 km (0.069 R)
• M17: 23,093,872 km (0.091 R)
• M18: 25,084,122 km (0.077 R)
• M19: 28,684,195 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.8

Radius: 4.2

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 11.99 AU - 19.07 AU

Year: 22133 Days

Day: 19.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,978,805 km

• M1: 53,406 km (0.112 R)
• M2: 340,784 km (0.052 R)
• M3: 563,685 km (0.053 R)
• M4: 830,567 km (0.087 R)
• M5: 993,180 km (0.098 R)
• M6: 1,140,983 km (0.102 R)
• M7: 2,006,556 km (0.101 R)
• M8: 2,321,460 km (0.032 R)
• M9: 3,240,290 km (0.113 R)
• M10: 3,542,178 km (0.071 R)
• M11: 3,945,494 km (0.079 R)
• M12: 4,469,087 km (0.116 R)
• M13: 4,622,425 km (0.026 R)
• M14: 4,875,095 km (0.082 R)
• M15: 6,394,112 km (0.053 R)
• M16: 6,787,854 km (0.05 R)
• M17: 7,281,527 km (0.057 R)
• M18: 8,156,824 km (0.082 R)
• M19: 12,006,576 km (0.089 R)
• M20: 13,349,516 km (0.025 R)
• M21: 13,796,963 km (0.044 R)
• M22: 16,257,399 km (0.092 R)
• M23: 18,440,481 km (0.104 R)
• M24: 19,642,799 km (0.054 R)
• M25: 22,113,707 km (0.088 R)
• M26: 23,654,565 km (0.113 R)
• M27: 26,345,831 km (0.105 R)
• M28: 28,179,601 km (0.048 R)
• M29: 29,879,482 km (0.097 R)
• M30: 35,630,622 km (0.089 R)
• M31: 45,287,015 km (0.06 R)
• M32: 47,024,744 km (0.092 R)
• M33: 47,318,704 km (0.059 R)
• M34: 47,466,058 km (0.04 R)
• M35: 47,910,064 km (0.031 R)
• M36: 48,956,950 km (0.027 R)
• M37: 51,406,765 km (0.112 R)
• M38: 51,562,646 km (0.103 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 17,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit