🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.43 AU - 0.65 AU

Year: 139 Days

Day: 15.9 Hours

Environment

Temp: 277 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,890,494 km

• M1: 40,691 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.86 AU - 0.96 AU

Year: 305 Days

Day: 35.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 69.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.03 AU - 1.25 AU

Year: 428 Days

Day: 45.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.51 AU - 1.63 AU

Year: 691 Days

Day: 17.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.4 AU - 2.32 AU

Year: 892 Days

Day: 17.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.9

Radius: 14.9

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.39 AU - 6.75 AU

Year: 5919 Days

Day: 11.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,890,494 km

• M1: 187,745 km (0.069 R)
• M2: 698,921 km (0.072 R)
• M3: 1,213,837 km (0.119 R)
• M4: 1,749,547 km (0.076 R)
• M5: 2,868,838 km (0.04 R)
• M6: 5,824,593 km (0.11 R)
• M7: 7,055,933 km (0.065 R)
• M8: 8,250,023 km (0.106 R)
• M9: 10,359,653 km (0.043 R)
• M10: 12,163,204 km (0.109 R)
• M11: 14,582,202 km (0.046 R)
• M12: 15,810,251 km (0.058 R)
• M13: 18,753,739 km (0.117 R)
• M14: 21,966,652 km (0.085 R)
• M15: 23,169,120 km (0.072 R)
• M16: 23,745,072 km (0.119 R)
• M17: 24,669,437 km (0.044 R)
• M18: 26,411,354 km (0.087 R)
• M19: 26,949,757 km (0.104 R)
• M20: 31,825,301 km (0.064 R)
• M21: 32,537,387 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.4

Radius: 14.5

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.35 AU - 9.11 AU

Year: 9066 Days

Day: 11.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,890,494 km

• M1: 181,013 km (0.119 R)
• M2: 973,284 km (0.082 R)
• M3: 1,578,706 km (0.085 R)
• M4: 2,128,778 km (0.046 R)
• M5: 2,634,119 km (0.107 R)
• M6: 3,112,982 km (0.11 R)
• M7: 4,276,106 km (0.035 R)
• M8: 5,875,008 km (0.081 R)
• M9: 7,295,888 km (0.093 R)
• M10: 7,884,257 km (0.094 R)
• M11: 8,761,050 km (0.095 R)
• M12: 9,245,747 km (0.118 R)
• M13: 9,702,020 km (0.099 R)
• M14: 13,504,200 km (0.067 R)
• M15: 13,973,788 km (0.108 R)
• M16: 15,448,224 km (0.093 R)
• M17: 16,354,937 km (0.12 R)
• M18: 18,632,864 km (0.103 R)
• M19: 22,151,106 km (0.114 R)
• M20: 29,975,673 km (0.118 R)
• M21: 31,900,549 km (0.088 R)
• M22: 36,107,989 km (0.117 R)
• M23: 37,704,498 km (0.113 R)
• M24: 38,873,455 km (0.114 R)
• M25: 40,428,974 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.6

Radius: 10.1

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 9.28 AU - 11.44 AU

Year: 11720 Days

Day: 12.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 118.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,890,494 km

• M1: 125,662 km (0.1 R)
• M2: 453,132 km (0.101 R)
• M3: 791,223 km (0.117 R)
• M4: 1,135,597 km (0.035 R)
• M5: 1,897,799 km (0.08 R)
• M6: 2,924,489 km (0.104 R)
• M7: 5,736,031 km (0.082 R)
• M8: 6,182,730 km (0.037 R)
• M9: 7,061,917 km (0.029 R)
• M10: 9,067,725 km (0.12 R)
• M11: 13,125,717 km (0.119 R)
• M12: 13,837,055 km (0.117 R)
• M13: 14,302,903 km (0.06 R)
• M14: 15,336,624 km (0.104 R)
• M15: 18,415,348 km (0.098 R)
• M16: 19,306,802 km (0.081 R)
• M17: 19,721,338 km (0.07 R)
• M18: 20,397,071 km (0.114 R)
• M19: 22,699,831 km (0.087 R)
• M20: 24,104,406 km (0.07 R)
• M21: 24,585,363 km (0.032 R)
• M22: 24,974,617 km (0.071 R)
• M23: 25,566,276 km (0.116 R)
• M24: 29,532,415 km (0.094 R)
• M25: 30,752,984 km (0.104 R)
• M26: 35,847,839 km (0.102 R)
• M27: 38,922,823 km (0.106 R)
• M28: 47,671,905 km (0.099 R)
• M29: 50,909,203 km (0.119 R)
• M30: 51,383,278 km (0.067 R)
• M31: 52,180,036 km (0.108 R)
• M32: 53,471,964 km (0.095 R)
• M33: 55,616,449 km (0.082 R)

Asteroid Belt

Center: 14.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 18.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.6

Radius: 3.4

Gravity: 28.69 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 17.15 AU - 18.95 AU

Year: 26952 Days

Day: 15.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,890,494 km

• M1: 42,486 km (0.094 R)
• M2: 165,006 km (0.103 R)
• M3: 406,607 km (0.08 R)
• M4: 940,223 km (0.115 R)
• M5: 1,153,400 km (0.113 R)
• M6: 1,728,603 km (0.033 R)
• M7: 2,212,553 km (0.098 R)
• M8: 2,830,392 km (0.104 R)
• M9: 5,099,941 km (0.085 R)
• M10: 5,248,940 km (0.105 R)
• M11: 6,769,453 km (0.111 R)
• M12: 10,765,362 km (0.089 R)
• M13: 11,449,623 km (0.092 R)
• M14: 14,927,773 km (0.045 R)
• M15: 21,176,775 km (0.114 R)
• M16: 26,005,495 km (0.101 R)
• M17: 52,443,628 km (0.065 R)
• M18: 66,941,008 km (0.1 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 15,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit