🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.7 AU - 0.92 AU

Year: 259 Days

Day: 47.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.24 AU - 1.38 AU

Year: 532 Days

Day: 26.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.28 AU - 1.62 AU

Year: 619 Days

Day: 28.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 53,784,307 km

• M1: 109,954 km (0.073 R)
• M2: 151,243 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.67 AU - 3.97 AU

Year: 2649 Days

Day: 31.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,784,307 km

• M1: 127,158 km (0.109 R)
• M2: 216,618 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.8

Radius: 9.2

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.24 AU - 10.48 AU

Year: 9356 Days

Day: 13.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,784,307 km

• M1: 114,891 km (0.105 R)
• M2: 417,677 km (0.086 R)
• M3: 727,644 km (0.096 R)
• M4: 1,314,965 km (0.029 R)
• M5: 1,670,559 km (0.093 R)
• M6: 1,958,835 km (0.101 R)
• M7: 2,502,024 km (0.104 R)
• M8: 3,032,349 km (0.09 R)
• M9: 3,786,023 km (0.106 R)
• M10: 5,019,906 km (0.118 R)
• M11: 5,562,049 km (0.089 R)
• M12: 8,044,625 km (0.11 R)
• M13: 9,060,545 km (0.099 R)
• M14: 10,409,917 km (0.101 R)
• M15: 11,614,928 km (0.109 R)
• M16: 11,943,894 km (0.111 R)
• M17: 14,933,757 km (0.097 R)
• M18: 15,454,358 km (0.097 R)
• M19: 16,258,147 km (0.054 R)
• M20: 16,878,978 km (0.063 R)
• M21: 18,167,913 km (0.118 R)
• M22: 19,909,083 km (0.112 R)
• M23: 20,779,892 km (0.107 R)
• M24: 22,091,566 km (0.09 R)
• M25: 27,698,046 km (0.078 R)
• M26: 28,682,998 km (0.066 R)
• M27: 31,778,328 km (0.118 R)
• M28: 34,073,009 km (0.046 R)
• M29: 44,492,800 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.9

Radius: 11.8

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 10.75 AU - 12.67 AU

Year: 14216 Days

Day: 5.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,784,307 km

• M1: 148,102 km (0.118 R)
• M2: 534,064 km (0.072 R)
• M3: 943,364 km (0.065 R)
• M4: 1,357,002 km (0.087 R)
• M5: 1,775,577 km (0.101 R)
• M6: 2,999,288 km (0.07 R)
• M7: 4,431,687 km (0.102 R)
• M8: 5,021,253 km (0.092 R)
• M9: 5,406,766 km (0.119 R)
• M10: 7,283,472 km (0.114 R)
• M11: 8,201,404 km (0.108 R)
• M12: 8,589,461 km (0.105 R)
• M13: 9,350,465 km (0.046 R)
• M14: 10,045,796 km (0.057 R)
• M15: 11,065,156 km (0.11 R)
• M16: 11,479,692 km (0.108 R)
• M17: 16,752,269 km (0.064 R)
• M18: 18,762,116 km (0.032 R)
• M19: 20,659,616 km (0.099 R)
• M20: 31,978,789 km (0.062 R)
• M21: 34,176,082 km (0.11 R)
• M22: 35,567,492 km (0.114 R)
• M23: 38,733,731 km (0.108 R)
• M24: 42,370,904 km (0.115 R)
• M25: 44,420,694 km (0.061 R)
• M26: 45,924,751 km (0.094 R)
• M27: 46,382,521 km (0.082 R)
• M28: 47,152,202 km (0.105 R)
• M29: 48,401,493 km (0.111 R)
• M30: 48,875,719 km (0.117 R)
• M31: 59,743,705 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.7

Radius: 12

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.95 AU - 14.35 AU

Year: 15025 Days

Day: 13.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,784,307 km

• M1: 193,729 km (0.111 R)
• M2: 631,901 km (0.109 R)
• M3: 1,007,542 km (0.069 R)
• M4: 1,554,322 km (0.086 R)
• M5: 2,165,728 km (0.115 R)
• M6: 2,778,780 km (0.079 R)
• M7: 3,404,848 km (0.099 R)
• M8: 5,403,924 km (0.092 R)
• M9: 6,006,953 km (0.111 R)
• M10: 6,853,677 km (0.113 R)
• M11: 7,518,041 km (0.102 R)
• M12: 13,947,309 km (0.045 R)
• M13: 14,810,937 km (0.114 R)
• M14: 15,851,241 km (0.072 R)
• M15: 16,498,401 km (0.09 R)
• M16: 17,999,616 km (0.101 R)
• M17: 23,232,101 km (0.05 R)
• M18: 24,255,799 km (0.051 R)
• M19: 27,098,757 km (0.028 R)
• M20: 37,200,652 km (0.114 R)
• M21: 42,324,080 km (0.106 R)
• M22: 43,013,277 km (0.08 R)
• M23: 44,272,443 km (0.117 R)
• M24: 48,798,377 km (0.091 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 14,216 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit