🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.49 AU - 0.81 AU

Year: 188 Days

Day: 40.2 Hours

Environment

Temp: 234 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 94,216,291 km

• M1: 47,871 km (0.032 R)

Asteroid Belt

Center: 1.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.55 AU - 2.27 AU

Year: 945 Days

Day: 29.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,216,291 km

• M1: 43,234 km (0.114 R)
• M2: 1,439,431 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.12 AU - 4.18 AU

Year: 2498 Days

Day: 29.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.45 AU - 4.13 AU

Year: 2643 Days

Day: 43.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.11 AU - 4.57 AU

Year: 2695 Days

Day: 42.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,216,291 km

• M1: 39,344 km (0.069 R)
• M2: 2,224,670 km (0.115 R)

Asteroid Belt

Center: 7.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.2

Radius: 9.8

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.35 AU - 14.65 AU

Year: 14888 Days

Day: 10.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,216,291 km

• M1: 121,922 km (0.102 R)
• M2: 497,862 km (0.117 R)
• M3: 841,488 km (0.025 R)
• M4: 1,334,712 km (0.118 R)
• M5: 2,306,650 km (0.112 R)
• M6: 2,812,290 km (0.059 R)
• M7: 4,683,461 km (0.067 R)
• M8: 6,402,190 km (0.069 R)
• M9: 7,541,378 km (0.066 R)
• M10: 9,935,842 km (0.073 R)
• M11: 11,093,879 km (0.066 R)
• M12: 11,581,418 km (0.102 R)
• M13: 12,730,779 km (0.109 R)
• M14: 13,469,792 km (0.074 R)
• M15: 14,024,800 km (0.103 R)
• M16: 15,106,842 km (0.099 R)
• M17: 17,354,849 km (0.046 R)
• M18: 20,174,320 km (0.085 R)
• M19: 21,645,466 km (0.083 R)
• M20: 31,156,599 km (0.047 R)
• M21: 34,002,549 km (0.037 R)
• M22: 34,643,426 km (0.058 R)
• M23: 35,292,382 km (0.075 R)
• M24: 37,152,332 km (0.098 R)
• M25: 40,348,491 km (0.087 R)
• M26: 41,940,062 km (0.093 R)
• M27: 51,196,730 km (0.028 R)
• M28: 52,889,729 km (0.086 R)
• M29: 53,577,131 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819

Radius: 8

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 14.99 AU - 19.15 AU

Year: 25259 Days

Day: 22.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,216,291 km

• M1: 100,829 km (0.07 R)
• M2: 530,624 km (0.107 R)
• M3: 798,404 km (0.07 R)
• M4: 1,130,810 km (0.1 R)
• M5: 1,737,130 km (0.075 R)
• M6: 2,168,720 km (0.116 R)
• M7: 2,773,844 km (0.064 R)
• M8: 3,936,518 km (0.079 R)
• M9: 4,460,709 km (0.053 R)
• M10: 5,150,056 km (0.078 R)
• M11: 6,787,854 km (0.05 R)
• M12: 7,132,976 km (0.086 R)
• M13: 7,911,783 km (0.077 R)
• M14: 8,405,755 km (0.032 R)
• M15: 10,654,660 km (0.1 R)
• M16: 11,121,255 km (0.106 R)
• M17: 14,859,556 km (0.105 R)
• M18: 19,164,534 km (0.116 R)
• M19: 22,024,846 km (0.088 R)
• M20: 24,693,223 km (0.06 R)
• M21: 25,628,509 km (0.044 R)
• M22: 27,569,691 km (0.088 R)
• M23: 30,263,649 km (0.071 R)
• M24: 32,708,228 km (0.101 R)
• M25: 32,987,677 km (0.106 R)
• M26: 45,348,351 km (0.094 R)
• M27: 48,722,830 km (0.051 R)
• M28: 53,413,172 km (0.047 R)
• M29: 59,844,534 km (0.117 R)
• M30: 60,683,030 km (0.087 R)
• M31: 61,317,026 km (0.103 R)
• M32: 66,549,062 km (0.081 R)
• M33: 68,129,413 km (0.086 R)
• M34: 79,393,086 km (0.086 R)
• M35: 79,645,308 km (0.057 R)
• M36: 81,170,159 km (0.12 R)
• M37: 90,179,990 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.3

Radius: 6.5

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 14.77 AU - 19.89 AU

Year: 25839 Days

Day: 17.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,216,291 km

• M1: 80,783 km (0.106 R)
• M2: 284,086 km (0.079 R)
• M3: 487,240 km (0.053 R)
• M4: 758,012 km (0.102 R)
• M5: 1,524,253 km (0.027 R)
• M6: 1,870,572 km (0.059 R)
• M7: 4,536,705 km (0.104 R)
• M8: 5,970,451 km (0.098 R)
• M9: 6,390,971 km (0.119 R)
• M10: 7,121,457 km (0.051 R)
• M11: 7,771,609 km (0.116 R)
• M12: 10,661,242 km (0.11 R)
• M13: 11,686,286 km (0.034 R)
• M14: 15,506,418 km (0.069 R)
• M15: 16,894,686 km (0.089 R)
• M16: 32,133,772 km (0.087 R)
• M17: 42,436,428 km (0.12 R)
• M18: 46,454,028 km (0.096 R)
• M19: 46,899,082 km (0.106 R)
• M20: 49,320,174 km (0.081 R)
• M21: 51,032,322 km (0.111 R)
• M22: 52,783,514 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.9

Radius: 5.5

Gravity: 22.31 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 17.16 AU - 19.2 AU

Year: 27763 Days

Day: 17.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,216,291 km

• M1: 68,366 km (0.067 R)
• M2: 891,454 km (0.116 R)
• M3: 1,169,706 km (0.089 R)
• M4: 1,419,385 km (0.053 R)
• M5: 1,742,366 km (0.116 R)
• M6: 5,153,347 km (0.079 R)
• M7: 5,959,231 km (0.108 R)
• M8: 7,143,747 km (0.095 R)
• M9: 8,477,113 km (0.039 R)
• M10: 9,172,743 km (0.072 R)
• M11: 10,222,322 km (0.071 R)
• M12: 11,077,124 km (0.066 R)
• M13: 13,926,814 km (0.12 R)
• M14: 14,485,263 km (0.057 R)
• M15: 19,306,204 km (0.116 R)
• M16: 20,710,928 km (0.103 R)
• M17: 23,164,183 km (0.114 R)
• M18: 23,497,936 km (0.053 R)
• M19: 23,834,681 km (0.111 R)
• M20: 30,862,490 km (0.071 R)
• M21: 31,401,939 km (0.039 R)
• M22: 37,604,118 km (0.041 R)
• M23: 41,888,451 km (0.088 R)
• M24: 45,437,361 km (0.106 R)
• M25: 47,195,585 km (0.116 R)
• M26: 47,373,906 km (0.118 R)
• M27: 54,682,958 km (0.042 R)
• M28: 57,479,840 km (0.073 R)
• M29: 62,708,585 km (0.103 R)
• M30: 63,356,643 km (0.071 R)
• M31: 64,009,039 km (0.074 R)
• M32: 65,770,853 km (0.108 R)
• M33: 71,955,229 km (0.096 R)
• M34: 79,773,065 km (0.053 R)
• M35: 82,585,953 km (0.06 R)
• M36: 89,495,879 km (0.118 R)
• M37: 93,371,511 km (0.036 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 17,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit