🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.6 AU - 0.78 AU

Year: 252 Days

Day: 46.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.75 AU - 0.91 AU

Year: 332 Days

Day: 24.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,614,242 km

• M1: 578,495 km (0.066 R)
• M2: 817,403 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.19 AU - 1.53 AU

Year: 697 Days

Day: 39.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 62.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.13 AU - 1.69 AU

Year: 736 Days

Day: 28 Hours

Environment

Temp: -93 °C

Axial Tilt: 128.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,614,242 km

• M1: 472,131 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.63 AU - 1.71 AU

Year: 949 Days

Day: 20.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,614,242 km

• M1: 185,950 km (0.054 R)

Asteroid Belt

Center: 2.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.7

Radius: 10.6

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.83 AU - 3.67 AU

Year: 2576 Days

Day: 5.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,614,242 km

• M1: 148,102 km (0.1 R)
• M2: 515,963 km (0.081 R)
• M3: 1,012,329 km (0.043 R)
• M4: 1,371,513 km (0.104 R)
• M5: 1,738,178 km (0.118 R)
• M6: 2,615,420 km (0.045 R)
• M7: 3,540,682 km (0.085 R)
• M8: 3,919,763 km (0.12 R)
• M9: 4,583,230 km (0.065 R)
• M10: 5,128,664 km (0.078 R)
• M11: 5,515,973 km (0.09 R)
• M12: 6,404,285 km (0.115 R)
• M13: 8,039,838 km (0.036 R)
• M14: 9,790,133 km (0.045 R)
• M15: 10,312,080 km (0.05 R)
• M16: 12,201,202 km (0.102 R)
• M17: 12,544,529 km (0.094 R)
• M18: 13,843,039 km (0.109 R)
• M19: 14,596,713 km (0.08 R)
• M20: 17,559,798 km (0.08 R)
• M21: 18,555,521 km (0.077 R)
• M22: 19,355,571 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.3

Radius: 13.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.5 AU - 3.68 AU

Year: 2991 Days

Day: 7.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,614,242 km

• M1: 170,392 km (0.067 R)
• M2: 929,751 km (0.049 R)
• M3: 1,502,112 km (0.094 R)
• M4: 2,247,110 km (0.094 R)
• M5: 2,959,046 km (0.12 R)
• M6: 3,852,444 km (0.109 R)
• M7: 4,382,021 km (0.11 R)
• M8: 5,702,521 km (0.101 R)
• M9: 6,221,626 km (0.044 R)
• M10: 7,006,566 km (0.055 R)
• M11: 7,519,836 km (0.102 R)
• M12: 12,189,534 km (0.117 R)
• M13: 14,043,949 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.9

Radius: 14.5

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.92 AU - 5.04 AU

Year: 4887 Days

Day: 10 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,614,242 km

• M1: 180,415 km (0.116 R)
• M2: 775,067 km (0.068 R)
• M3: 1,326,185 km (0.115 R)
• M4: 2,069,088 km (0.1 R)
• M5: 2,763,372 km (0.116 R)
• M6: 5,640,737 km (0.108 R)
• M7: 6,250,199 km (0.081 R)
• M8: 7,212,263 km (0.057 R)
• M9: 7,968,929 km (0.102 R)
• M10: 8,580,485 km (0.086 R)
• M11: 12,624,564 km (0.085 R)
• M12: 13,941,774 km (0.105 R)
• M13: 14,888,578 km (0.112 R)
• M14: 15,406,935 km (0.105 R)
• M15: 16,177,065 km (0.094 R)
• M16: 17,602,284 km (0.069 R)
• M17: 20,208,279 km (0.111 R)
• M18: 20,987,534 km (0.092 R)
• M19: 23,678,800 km (0.039 R)
• M20: 24,227,824 km (0.106 R)
• M21: 25,107,459 km (0.056 R)
• M22: 28,663,401 km (0.092 R)
• M23: 29,197,465 km (0.103 R)
• M24: 31,683,333 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.6

Radius: 5.9

Gravity: 12.46 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.92 AU - 11.28 AU

Year: 15175 Days

Day: 22.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,614,242 km

• M1: 73,303 km (0.12 R)
• M2: 389,852 km (0.08 R)
• M3: 1,316,611 km (0.109 R)
• M4: 1,583,194 km (0.112 R)
• M5: 1,953,748 km (0.088 R)
• M6: 2,584,602 km (0.052 R)
• M7: 3,393,029 km (0.118 R)
• M8: 3,896,725 km (0.066 R)
• M9: 4,633,944 km (0.117 R)
• M10: 4,823,933 km (0.097 R)
• M11: 7,573,542 km (0.081 R)
• M12: 11,738,197 km (0.104 R)
• M13: 12,332,100 km (0.092 R)
• M14: 12,575,347 km (0.051 R)
• M15: 16,765,284 km (0.115 R)
• M16: 19,498,886 km (0.113 R)
• M17: 20,246,875 km (0.043 R)
• M18: 21,623,923 km (0.119 R)
• M19: 23,246,312 km (0.071 R)
• M20: 23,431,365 km (0.108 R)
• M21: 25,142,166 km (0.053 R)
• M22: 26,227,798 km (0.098 R)
• M23: 26,428,409 km (0.102 R)
• M24: 27,241,323 km (0.064 R)
• M25: 30,771,534 km (0.088 R)
• M26: 31,784,760 km (0.118 R)
• M27: 32,819,978 km (0.104 R)
• M28: 33,170,037 km (0.094 R)
• M29: 34,957,582 km (0.107 R)
• M30: 35,567,343 km (0.075 R)
• M31: 39,376,254 km (0.079 R)
• M32: 41,243,385 km (0.034 R)
• M33: 44,579,866 km (0.101 R)
• M34: 50,069,211 km (0.064 R)
• M35: 52,417,299 km (0.114 R)
• M36: 53,699,203 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.9

Radius: 7.9

Gravity: 13.33 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 12.68 AU - 16.08 AU

Year: 23978 Days

Day: 20.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,614,242 km

• M1: 98,884 km (0.11 R)
• M2: 466,147 km (0.11 R)
• M3: 863,778 km (0.108 R)
• M4: 1,363,435 km (0.091 R)
• M5: 2,643,993 km (0.119 R)
• M6: 4,262,193 km (0.026 R)
• M7: 5,738,425 km (0.033 R)
• M8: 7,123,551 km (0.112 R)
• M9: 9,599,695 km (0.053 R)
• M10: 11,537,736 km (0.118 R)
• M11: 12,892,045 km (0.073 R)
• M12: 13,645,869 km (0.111 R)
• M13: 18,139,490 km (0.117 R)
• M14: 18,893,762 km (0.1 R)
• M15: 28,620,616 km (0.05 R)
• M16: 30,162,072 km (0.103 R)
• M17: 36,882,906 km (0.091 R)
• M18: 40,271,597 km (0.091 R)
• M19: 49,822,374 km (0.084 R)
• M20: 53,186,082 km (0.055 R)
• M21: 53,760,987 km (0.105 R)
• M22: 65,050,091 km (0.044 R)
• M23: 67,706,949 km (0.12 R)
• M24: 68,834,917 km (0.092 R)
• M25: 73,472,601 km (0.113 R)
• M26: 84,399,827 km (0.099 R)
• M27: 91,066,208 km (0.117 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: 381 - 16,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit