🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.64 AU - 0.64 AU

Year: 230 Days

Day: 36.1 Hours

Environment

Temp: -17 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.61 AU - 0.73 AU

Year: 247 Days

Day: 32.2 Hours

Environment

Temp: -20 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,107,691 km

• M1: 385,364 km (0.116 R)
• M2: 612,454 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.87 AU - 0.89 AU

Year: 371 Days

Day: 12.2 Hours

Environment

Temp: -55 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.5

Radius: 12.6

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.78 AU - 4.02 AU

Year: 2819 Days

Day: 14.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,107,691 km

• M1: 242,498 km (0.107 R)
• M2: 1,775,278 km (0.084 R)
• M3: 2,333,128 km (0.112 R)
• M4: 2,832,785 km (0.069 R)
• M5: 3,321,372 km (0.086 R)
• M6: 5,948,161 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650

Radius: 9.5

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.55 AU - 5.13 AU

Year: 4065 Days

Day: 6.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,107,691 km

• M1: 118,182 km (0.09 R)
• M2: 664,963 km (0.101 R)
• M3: 1,174,642 km (0.064 R)
• M4: 1,474,885 km (0.118 R)
• M5: 2,065,498 km (0.1 R)
• M6: 2,875,570 km (0.073 R)
• M7: 3,612,041 km (0.053 R)
• M8: 4,260,248 km (0.049 R)
• M9: 5,112,208 km (0.119 R)
• M10: 6,862,802 km (0.106 R)
• M11: 8,066,168 km (0.085 R)
• M12: 8,644,064 km (0.103 R)
• M13: 9,641,583 km (0.072 R)
• M14: 11,235,099 km (0.09 R)
• M15: 13,390,356 km (0.084 R)
• M16: 14,565,297 km (0.114 R)
• M17: 15,313,287 km (0.03 R)
• M18: 16,944,053 km (0.103 R)
• M19: 18,687,467 km (0.075 R)
• M20: 19,379,058 km (0.093 R)
• M21: 19,828,001 km (0.086 R)
• M22: 22,668,565 km (0.102 R)
• M23: 24,931,832 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.7

Radius: 9.3

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.08 AU - 6.78 AU

Year: 6492 Days

Day: 7.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,107,691 km

• M1: 115,789 km (0.116 R)
• M2: 460,462 km (0.092 R)
• M3: 1,941,182 km (0.082 R)
• M4: 2,400,896 km (0.095 R)
• M5: 3,153,224 km (0.082 R)
• M6: 3,495,205 km (0.057 R)
• M7: 3,861,869 km (0.108 R)
• M8: 4,382,170 km (0.074 R)
• M9: 4,700,066 km (0.058 R)
• M10: 5,235,028 km (0.081 R)
• M11: 5,968,207 km (0.078 R)
• M12: 6,527,853 km (0.041 R)
• M13: 7,122,055 km (0.108 R)
• M14: 10,367,432 km (0.113 R)
• M15: 11,571,395 km (0.089 R)
• M16: 13,190,792 km (0.045 R)
• M17: 13,632,106 km (0.084 R)
• M18: 14,026,296 km (0.068 R)
• M19: 15,864,256 km (0.087 R)
• M20: 18,193,943 km (0.1 R)
• M21: 19,582,212 km (0.087 R)
• M22: 20,521,686 km (0.087 R)
• M23: 21,114,543 km (0.104 R)
• M24: 21,415,234 km (0.106 R)
• M25: 21,871,657 km (0.088 R)
• M26: 23,200,087 km (0.043 R)
• M27: 23,924,739 km (0.108 R)
• M28: 25,759,706 km (0.034 R)
• M29: 27,866,493 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.5

Radius: 8.6

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.78 AU - 7.82 AU

Year: 8868 Days

Day: 10.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,107,691 km

• M1: 106,962 km (0.105 R)
• M2: 466,147 km (0.1 R)
• M3: 1,054,964 km (0.114 R)
• M4: 1,337,704 km (0.117 R)
• M5: 1,774,979 km (0.082 R)
• M6: 2,094,969 km (0.088 R)
• M7: 2,510,701 km (0.102 R)
• M8: 2,959,195 km (0.114 R)
• M9: 3,318,081 km (0.113 R)
• M10: 4,429,144 km (0.095 R)
• M11: 7,205,232 km (0.053 R)
• M12: 10,710,011 km (0.071 R)
• M13: 11,559,278 km (0.071 R)
• M14: 19,724,629 km (0.062 R)
• M15: 23,097,313 km (0.081 R)
• M16: 25,148,300 km (0.097 R)
• M17: 25,609,809 km (0.101 R)
• M18: 27,707,470 km (0.118 R)
• M19: 30,644,226 km (0.093 R)
• M20: 32,350,240 km (0.045 R)
• M21: 33,116,181 km (0.096 R)
• M22: 33,894,240 km (0.101 R)
• M23: 35,486,560 km (0.109 R)
• M24: 37,366,855 km (0.104 R)
• M25: 38,088,815 km (0.107 R)
• M26: 38,819,899 km (0.087 R)
• M27: 39,809,340 km (0.109 R)
• M28: 40,942,394 km (0.049 R)
• M29: 41,709,682 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.4

Radius: 4.6

Gravity: 38.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.06 AU - 10.26 AU

Year: 14560 Days

Day: 17.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,107,691 km

• M1: 57,146 km (0.104 R)
• M2: 405,410 km (0.094 R)
• M3: 911,051 km (0.066 R)
• M4: 1,185,862 km (0.075 R)
• M5: 1,900,342 km (0.083 R)
• M6: 2,391,621 km (0.061 R)
• M7: 2,818,573 km (0.079 R)
• M8: 3,037,734 km (0.044 R)
• M9: 3,621,615 km (0.09 R)
• M10: 4,245,887 km (0.11 R)
• M11: 6,758,533 km (0.108 R)
• M12: 7,196,406 km (0.098 R)
• M13: 7,560,078 km (0.107 R)
• M14: 9,619,143 km (0.067 R)
• M15: 10,116,406 km (0.119 R)
• M16: 10,457,490 km (0.117 R)
• M17: 11,961,098 km (0.078 R)
• M18: 12,150,638 km (0.112 R)
• M19: 12,731,676 km (0.117 R)
• M20: 13,948,655 km (0.075 R)
• M21: 15,389,582 km (0.102 R)
• M22: 15,916,465 km (0.026 R)
• M23: 19,858,220 km (0.099 R)
• M24: 25,535,908 km (0.051 R)
• M25: 27,462,130 km (0.085 R)
• M26: 27,902,845 km (0.079 R)
• M27: 34,964,463 km (0.088 R)
• M28: 37,604,566 km (0.03 R)
• M29: 37,875,638 km (0.096 R)
• M30: 44,779,729 km (0.112 R)
• M31: 48,526,408 km (0.087 R)
• M32: 55,401,028 km (0.108 R)
• M33: 58,613,643 km (0.045 R)
• M34: 59,344,129 km (0.105 R)
• M35: 64,047,336 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.5

Radius: 3.1

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.61 AU - 13.87 AU

Year: 16942 Days

Day: 15 Hours

Environment

Temp: -210 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,107,691 km

• M1: 40,391 km (0.092 R)
• M2: 293,661 km (0.116 R)
• M3: 598,242 km (0.113 R)
• M4: 1,676,843 km (0.115 R)
• M5: 2,684,384 km (0.115 R)
• M6: 3,721,696 km (0.061 R)
• M7: 9,777,866 km (0.075 R)
• M8: 11,541,476 km (0.109 R)
• M9: 11,817,633 km (0.043 R)
• M10: 13,025,337 km (0.067 R)
• M11: 13,628,216 km (0.082 R)
• M12: 13,874,604 km (0.102 R)
• M13: 14,824,850 km (0.091 R)
• M14: 15,216,796 km (0.077 R)
• M15: 17,137,782 km (0.076 R)
• M16: 18,454,393 km (0.062 R)
• M17: 22,122,384 km (0.057 R)
• M18: 32,469,320 km (0.07 R)
• M19: 32,798,436 km (0.059 R)
• M20: 34,477,223 km (0.11 R)
• M21: 35,977,690 km (0.11 R)
• M22: 38,370,208 km (0.106 R)
• M23: 40,232,552 km (0.094 R)
• M24: 43,469,102 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446

Radius: 7.7

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 14.52 AU - 15.6 AU

Year: 26276 Days

Day: 22.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,107,691 km

• M1: 95,892 km (0.079 R)
• M2: 526,585 km (0.088 R)
• M3: 817,104 km (0.045 R)
• M4: 1,375,253 km (0.065 R)
• M5: 1,793,379 km (0.117 R)
• M6: 2,103,645 km (0.115 R)
• M7: 4,891,701 km (0.071 R)
• M8: 6,033,581 km (0.047 R)
• M9: 6,826,300 km (0.096 R)
• M10: 7,538,386 km (0.072 R)
• M11: 11,726,079 km (0.116 R)
• M12: 12,194,919 km (0.104 R)
• M13: 19,201,186 km (0.048 R)
• M14: 22,708,209 km (0.098 R)
• M15: 24,939,611 km (0.073 R)
• M16: 28,735,058 km (0.044 R)
• M17: 33,965,149 km (0.079 R)
• M18: 37,303,276 km (0.106 R)
• M19: 38,609,565 km (0.092 R)
• M20: 40,398,307 km (0.116 R)
• M21: 42,868,317 km (0.088 R)
• M22: 48,447,869 km (0.064 R)
• M23: 49,134,523 km (0.071 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 12,122 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit