🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.5 AU - 0.64 AU

Year: 187 Days

Day: 13.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.66 AU - 0.72 AU

Year: 248 Days

Day: 29.6 Hours

Environment

Temp: -10 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,855,678 km

• M1: 24,833 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.54 AU - 1.78 AU

Year: 927 Days

Day: 20.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,855,678 km

• M1: 1,031,477 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.5 AU - 2.32 AU

Year: 1144 Days

Day: 12.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,855,678 km

• M1: 1,403,826 km (0.097 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.8

Radius: 8.4

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.16 AU - 3.74 AU

Year: 2778 Days

Day: 14.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,855,678 km

• M1: 104,569 km (0.063 R)
• M2: 410,646 km (0.103 R)
• M3: 836,850 km (0.029 R)
• M4: 1,181,225 km (0.111 R)
• M5: 1,553,873 km (0.074 R)
• M6: 2,149,422 km (0.098 R)
• M7: 2,599,562 km (0.068 R)
• M8: 2,956,353 km (0.1 R)
• M9: 3,533,502 km (0.12 R)
• M10: 3,951,777 km (0.103 R)
• M11: 4,380,525 km (0.105 R)
• M12: 4,745,544 km (0.068 R)
• M13: 5,484,856 km (0.104 R)
• M14: 5,855,111 km (0.099 R)
• M15: 6,528,900 km (0.107 R)
• M16: 6,854,425 km (0.047 R)
• M17: 7,410,630 km (0.114 R)
• M18: 10,412,161 km (0.042 R)
• M19: 11,570,199 km (0.067 R)
• M20: 12,358,729 km (0.07 R)
• M21: 14,091,222 km (0.103 R)
• M22: 15,041,168 km (0.109 R)
• M23: 15,873,680 km (0.086 R)
• M24: 16,791,613 km (0.088 R)
• M25: 17,179,670 km (0.112 R)
• M26: 18,732,795 km (0.117 R)
• M27: 19,150,323 km (0.112 R)
• M28: 19,452,211 km (0.058 R)
• M29: 21,590,862 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.7

Radius: 8.7

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.61 AU - 5.17 AU

Year: 3987 Days

Day: 10.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,855,678 km

• M1: 108,159 km (0.101 R)
• M2: 385,514 km (0.111 R)
• M3: 924,365 km (0.089 R)
• M4: 1,264,102 km (0.036 R)
• M5: 2,046,648 km (0.081 R)
• M6: 3,012,752 km (0.093 R)
• M7: 3,378,070 km (0.037 R)
• M8: 4,009,373 km (0.068 R)
• M9: 4,412,539 km (0.093 R)
• M10: 6,053,627 km (0.084 R)
• M11: 6,456,046 km (0.05 R)
• M12: 6,769,453 km (0.087 R)
• M13: 7,203,137 km (0.097 R)
• M14: 8,616,389 km (0.103 R)
• M15: 10,276,027 km (0.042 R)
• M16: 12,901,919 km (0.067 R)
• M17: 13,526,939 km (0.069 R)
• M18: 14,391,465 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.2

Radius: 14.6

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.8 AU - 8.36 AU

Year: 8166 Days

Day: 14.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,855,678 km

• M1: 181,761 km (0.074 R)
• M2: 766,988 km (0.04 R)
• M3: 1,977,235 km (0.076 R)
• M4: 2,933,614 km (0.067 R)
• M5: 4,207,590 km (0.112 R)
• M6: 4,686,901 km (0.101 R)
• M7: 5,790,335 km (0.109 R)
• M8: 6,349,682 km (0.109 R)
• M9: 6,983,378 km (0.06 R)
• M10: 8,334,696 km (0.097 R)
• M11: 9,660,582 km (0.094 R)
• M12: 12,046,369 km (0.088 R)
• M13: 15,060,317 km (0.098 R)
• M14: 16,602,970 km (0.084 R)
• M15: 18,545,648 km (0.098 R)
• M16: 19,533,293 km (0.09 R)
• M17: 20,079,475 km (0.098 R)
• M18: 20,716,164 km (0.049 R)
• M19: 21,696,478 km (0.12 R)
• M20: 23,926,384 km (0.109 R)
• M21: 24,642,210 km (0.119 R)
• M22: 27,747,413 km (0.091 R)
• M23: 29,039,340 km (0.117 R)
• M24: 33,266,527 km (0.102 R)
• M25: 36,341,362 km (0.117 R)
• M26: 38,008,181 km (0.112 R)
• M27: 39,477,083 km (0.045 R)
• M28: 40,983,384 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.8

Radius: 7.2

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.21 AU - 11.65 AU

Year: 13564 Days

Day: 24 Hours

Environment

Temp: -208 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,855,678 km

• M1: 110,852 km (0.111 R)
• M2: 372,648 km (0.094 R)
• M3: 842,386 km (0.099 R)
• M4: 1,202,168 km (0.107 R)
• M5: 1,553,275 km (0.081 R)
• M6: 1,986,959 km (0.093 R)
• M7: 2,215,694 km (0.094 R)
• M8: 2,866,445 km (0.08 R)
• M9: 3,181,797 km (0.088 R)
• M10: 3,662,006 km (0.105 R)
• M11: 4,137,129 km (0.078 R)
• M12: 4,624,519 km (0.102 R)
• M13: 5,179,826 km (0.064 R)
• M14: 5,943,823 km (0.099 R)
• M15: 7,076,278 km (0.071 R)
• M16: 7,303,667 km (0.078 R)
• M17: 8,947,000 km (0.058 R)
• M18: 9,393,549 km (0.063 R)
• M19: 13,401,426 km (0.092 R)
• M20: 14,832,928 km (0.103 R)
• M21: 15,458,546 km (0.102 R)
• M22: 16,036,443 km (0.049 R)
• M23: 17,786,738 km (0.101 R)
• M24: 20,568,660 km (0.097 R)
• M25: 21,902,175 km (0.062 R)
• M26: 26,066,831 km (0.091 R)
• M27: 27,254,488 km (0.079 R)
• M28: 32,158,755 km (0.098 R)
• M29: 34,818,007 km (0.045 R)
• M30: 38,431,244 km (0.097 R)
• M31: 39,135,551 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.2

Radius: 4.9

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 12 AU - 18.96 AU

Year: 26401 Days

Day: 21.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,855,678 km

• M1: 60,886 km (0.116 R)
• M2: 286,630 km (0.075 R)
• M3: 505,192 km (0.09 R)
• M4: 1,974,094 km (0.118 R)
• M5: 2,554,533 km (0.11 R)
• M6: 3,587,357 km (0.039 R)
• M7: 3,754,757 km (0.109 R)
• M8: 4,075,495 km (0.117 R)
• M9: 5,881,739 km (0.109 R)
• M10: 6,075,768 km (0.073 R)
• M11: 8,258,102 km (0.116 R)
• M12: 14,788,348 km (0.057 R)
• M13: 15,808,755 km (0.111 R)
• M14: 16,336,087 km (0.109 R)
• M15: 17,188,496 km (0.045 R)
• M16: 18,315,567 km (0.118 R)
• M17: 20,097,427 km (0.025 R)
• M18: 27,726,320 km (0.075 R)
• M19: 28,272,202 km (0.07 R)
• M20: 30,297,309 km (0.085 R)
• M21: 30,528,138 km (0.081 R)
• M22: 32,779,736 km (0.077 R)
• M23: 33,267,425 km (0.079 R)
• M24: 34,008,084 km (0.052 R)
• M25: 38,548,978 km (0.069 R)
• M26: 52,375,711 km (0.038 R)
• M27: 57,689,128 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 15,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit