🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.24 AU - 2.02 AU

Year: 728 Days

Day: 15.2 Hours

Environment

Temp: -30 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,536,444 km

• M1: 511,625 km (0.112 R)
• M2: 1,044,492 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.82 AU - 1.92 AU

Year: 895 Days

Day: 21.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.61 AU - 2.85 AU

Year: 1578 Days

Day: 41.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,536,444 km

• M1: 114,891 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.92 AU - 4.48 AU

Year: 3011 Days

Day: 39.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.64 AU - 5.3 AU

Year: 3876 Days

Day: 31.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.5

Radius: 10.9

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.93 AU - 7.31 AU

Year: 5959 Days

Day: 12.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,536,444 km

• M1: 135,536 km (0.116 R)
• M2: 547,827 km (0.106 R)
• M3: 912,547 km (0.097 R)
• M4: 2,617,963 km (0.092 R)
• M5: 4,739,560 km (0.039 R)
• M6: 5,948,610 km (0.11 R)
• M7: 7,110,237 km (0.036 R)
• M8: 8,417,124 km (0.094 R)
• M9: 9,006,689 km (0.111 R)
• M10: 12,677,672 km (0.052 R)
• M11: 15,268,856 km (0.096 R)
• M12: 16,749,576 km (0.088 R)
• M13: 19,720,590 km (0.075 R)
• M14: 21,115,739 km (0.093 R)
• M15: 21,983,706 km (0.118 R)
• M16: 23,483,126 km (0.112 R)
• M17: 24,651,635 km (0.085 R)
• M18: 26,351,964 km (0.065 R)
• M19: 30,075,455 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.8

Radius: 11.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 9.43 AU - 11.91 AU

Year: 12193 Days

Day: 9.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,536,444 km

• M1: 144,811 km (0.089 R)
• M2: 798,254 km (0.098 R)
• M3: 1,221,467 km (0.114 R)
• M4: 2,095,417 km (0.106 R)
• M5: 3,700,902 km (0.105 R)
• M6: 10,309,088 km (0.047 R)
• M7: 11,175,410 km (0.119 R)
• M8: 12,990,929 km (0.058 R)
• M9: 13,489,838 km (0.068 R)
• M10: 14,659,095 km (0.083 R)
• M11: 15,199,892 km (0.055 R)
• M12: 20,349,350 km (0.038 R)
• M13: 21,108,110 km (0.062 R)
• M14: 21,973,085 km (0.096 R)
• M15: 22,592,420 km (0.115 R)
• M16: 23,041,962 km (0.118 R)
• M17: 24,995,710 km (0.106 R)
• M18: 26,457,131 km (0.099 R)
• M19: 28,597,877 km (0.094 R)
• M20: 29,871,703 km (0.08 R)
• M21: 33,920,270 km (0.095 R)
• M22: 36,197,898 km (0.047 R)
• M23: 44,198,093 km (0.045 R)
• M24: 46,476,318 km (0.093 R)
• M25: 47,791,583 km (0.032 R)
• M26: 48,532,990 km (0.096 R)
• M27: 49,886,851 km (0.06 R)
• M28: 52,042,556 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.2

Radius: 5.7

Gravity: 20.54 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 14.97 AU - 15.81 AU

Year: 21122 Days

Day: 18.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,536,444 km

• M1: 70,909 km (0.104 R)
• M2: 573,708 km (0.073 R)
• M3: 1,164,769 km (0.089 R)
• M4: 1,660,985 km (0.069 R)
• M5: 1,996,683 km (0.116 R)
• M6: 2,583,854 km (0.112 R)
• M7: 2,853,879 km (0.086 R)
• M8: 3,716,909 km (0.042 R)
• M9: 4,358,983 km (0.111 R)
• M10: 6,112,419 km (0.119 R)
• M11: 10,932,762 km (0.077 R)
• M12: 12,444,897 km (0.103 R)
• M13: 13,215,177 km (0.109 R)
• M14: 15,476,797 km (0.028 R)
• M15: 17,290,671 km (0.098 R)
• M16: 17,721,962 km (0.106 R)
• M17: 19,150,023 km (0.113 R)
• M18: 20,365,506 km (0.078 R)
• M19: 22,436,240 km (0.1 R)
• M20: 22,743,065 km (0.11 R)
• M21: 23,156,404 km (0.054 R)
• M22: 23,892,126 km (0.068 R)
• M23: 24,534,948 km (0.12 R)
• M24: 26,079,546 km (0.092 R)
• M25: 27,687,873 km (0.089 R)
• M26: 30,471,740 km (0.042 R)
• M27: 39,634,310 km (0.115 R)
• M28: 41,755,907 km (0.09 R)
• M29: 53,145,242 km (0.036 R)
• M30: 54,423,406 km (0.103 R)
• M31: 54,977,367 km (0.089 R)
• M32: 62,525,178 km (0.081 R)
• M33: 65,394,615 km (0.108 R)
• M34: 76,589,323 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.5

Radius: 5.1

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 14.06 AU - 23.18 AU

Year: 28109 Days

Day: 15.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,536,444 km

• M1: 63,579 km (0.1 R)
• M2: 225,743 km (0.048 R)
• M3: 579,243 km (0.107 R)
• M4: 781,948 km (0.065 R)
• M5: 1,406,370 km (0.029 R)
• M6: 2,316,074 km (0.091 R)
• M7: 2,488,261 km (0.071 R)
• M8: 2,906,986 km (0.087 R)
• M9: 3,290,854 km (0.119 R)
• M10: 3,536,793 km (0.076 R)
• M11: 3,736,656 km (0.092 R)
• M12: 4,035,103 km (0.1 R)
• M13: 4,612,402 km (0.119 R)
• M14: 6,803,861 km (0.104 R)
• M15: 7,158,557 km (0.036 R)
• M16: 7,856,581 km (0.11 R)
• M17: 8,701,659 km (0.107 R)
• M18: 10,395,556 km (0.112 R)
• M19: 10,985,869 km (0.069 R)
• M20: 11,167,182 km (0.11 R)
• M21: 12,362,768 km (0.118 R)
• M22: 13,991,590 km (0.11 R)
• M23: 17,096,045 km (0.11 R)
• M24: 18,507,800 km (0.083 R)
• M25: 22,422,178 km (0.087 R)
• M26: 31,228,556 km (0.11 R)
• M27: 42,532,470 km (0.07 R)
• M28: 47,790,386 km (0.084 R)
• M29: 55,748,544 km (0.095 R)
• M30: 57,004,418 km (0.079 R)
• M31: 58,831,307 km (0.057 R)
• M32: 59,572,864 km (0.025 R)
• M33: 66,129,440 km (0.071 R)
• M34: 66,529,464 km (0.118 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 20,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit