🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.84 AU - 0.86 AU

Year: 278 Days

Day: 34.8 Hours

Environment

Temp: 118 °C

Axial Tilt: 44.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.85 AU - 0.97 AU

Year: 308 Days

Day: 30 Hours

Environment

Temp: 104 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.09 AU - 1.57 AU

Year: 544 Days

Day: 44.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 112,213,880 km

• M1: 64,327 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.18 AU - 1.74 AU

Year: 626 Days

Day: 12.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 112,213,880 km

• M1: 35,455 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.33 AU - 2.68 AU

Year: 1402 Days

Day: 42.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,213,880 km

• M1: 218,712 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.5

Radius: 10

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.5 AU - 8.26 AU

Year: 6402 Days

Day: 9.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 112,213,880 km

• M1: 124,316 km (0.079 R)
• M2: 478,564 km (0.109 R)
• M3: 1,868,926 km (0.098 R)
• M4: 3,080,519 km (0.114 R)
• M5: 3,652,582 km (0.067 R)
• M6: 4,294,207 km (0.107 R)
• M7: 4,809,123 km (0.119 R)
• M8: 5,518,217 km (0.117 R)
• M9: 6,261,568 km (0.077 R)
• M10: 6,710,362 km (0.05 R)
• M11: 7,180,698 km (0.05 R)
• M12: 8,026,524 km (0.11 R)
• M13: 8,432,383 km (0.093 R)
• M14: 9,153,894 km (0.059 R)
• M15: 9,597,152 km (0.076 R)
• M16: 10,383,588 km (0.077 R)
• M17: 11,312,741 km (0.091 R)
• M18: 11,771,707 km (0.098 R)
• M19: 12,891,297 km (0.115 R)
• M20: 14,256,079 km (0.116 R)
• M21: 16,030,758 km (0.115 R)
• M22: 17,070,613 km (0.106 R)
• M23: 17,674,988 km (0.057 R)
• M24: 20,236,254 km (0.069 R)
• M25: 21,450,240 km (0.027 R)
• M26: 24,611,692 km (0.071 R)
• M27: 26,436,786 km (0.101 R)
• M28: 33,796,253 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.5

Radius: 3.1

Gravity: 76.64 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 12.92 AU - 14.96 AU

Year: 18464 Days

Day: 18.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 112,213,880 km

• M1: 99,931 km (0.093 R)
• M2: 200,910 km (0.11 R)
• M3: 395,088 km (0.099 R)
• M4: 586,274 km (0.118 R)
• M5: 712,983 km (0.101 R)
• M6: 1,307,186 km (0.066 R)
• M7: 1,695,093 km (0.06 R)
• M8: 1,915,750 km (0.03 R)
• M9: 2,281,966 km (0.026 R)
• M10: 3,071,843 km (0.069 R)
• M11: 3,427,736 km (0.115 R)
• M12: 3,571,799 km (0.093 R)
• M13: 5,433,395 km (0.073 R)
• M14: 6,460,534 km (0.051 R)
• M15: 7,806,017 km (0.086 R)
• M16: 9,327,577 km (0.097 R)
• M17: 11,035,835 km (0.054 R)
• M18: 11,605,504 km (0.031 R)
• M19: 11,930,430 km (0.041 R)
• M20: 12,666,601 km (0.066 R)
• M21: 13,290,873 km (0.105 R)
• M22: 14,376,655 km (0.086 R)
• M23: 16,970,532 km (0.114 R)
• M24: 17,220,809 km (0.078 R)
• M25: 17,900,133 km (0.097 R)
• M26: 22,056,860 km (0.097 R)
• M27: 23,162,687 km (0.094 R)
• M28: 24,516,398 km (0.093 R)
• M29: 26,588,478 km (0.076 R)
• M30: 27,380,449 km (0.11 R)
• M31: 28,304,665 km (0.118 R)
• M32: 28,774,402 km (0.085 R)
• M33: 30,459,622 km (0.059 R)
• M34: 30,705,561 km (0.066 R)
• M35: 32,592,888 km (0.081 R)
• M36: 32,979,449 km (0.099 R)
• M37: 33,630,499 km (0.111 R)
• M38: 36,320,119 km (0.116 R)
• M39: 45,242,734 km (0.12 R)
• M40: 47,186,759 km (0.081 R)
• M41: 47,516,024 km (0.085 R)
• M42: 52,641,396 km (0.086 R)
• M43: 61,391,974 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.1

Radius: 4.4

Gravity: 22.63 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.65 AU - 17.63 AU

Year: 21943 Days

Day: 20.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 112,213,880 km

• M1: 55,650 km (0.066 R)
• M2: 356,492 km (0.082 R)
• M3: 1,293,573 km (0.064 R)
• M4: 2,031,689 km (0.047 R)
• M5: 3,119,714 km (0.041 R)
• M6: 5,909,864 km (0.11 R)
• M7: 8,404,109 km (0.107 R)
• M8: 12,555,899 km (0.071 R)
• M9: 13,650,357 km (0.082 R)
• M10: 17,478,267 km (0.084 R)
• M11: 17,812,319 km (0.057 R)
• M12: 17,980,916 km (0.085 R)
• M13: 18,839,757 km (0.094 R)
• M14: 31,990,607 km (0.027 R)
• M15: 41,947,841 km (0.107 R)
• M16: 51,532,577 km (0.071 R)
• M17: 54,847,067 km (0.086 R)
• M18: 55,922,526 km (0.099 R)
• M19: 67,053,506 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.8

Radius: 5.6

Gravity: 27.54 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 18.42 AU - 21.72 AU

Year: 31898 Days

Day: 17.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 170.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 112,213,880 km

• M1: 69,713 km (0.104 R)
• M2: 273,315 km (0.11 R)
• M3: 537,655 km (0.103 R)
• M4: 1,215,632 km (0.081 R)
• M5: 1,416,393 km (0.099 R)
• M6: 4,099,730 km (0.111 R)
• M7: 6,370,177 km (0.079 R)
• M8: 7,300,825 km (0.068 R)
• M9: 8,437,619 km (0.069 R)
• M10: 9,237,070 km (0.103 R)
• M11: 12,317,589 km (0.055 R)
• M12: 14,771,294 km (0.065 R)
• M13: 15,033,389 km (0.107 R)
• M14: 18,123,632 km (0.118 R)
• M15: 19,344,949 km (0.036 R)
• M16: 19,658,656 km (0.104 R)
• M17: 24,535,846 km (0.06 R)
• M18: 26,538,961 km (0.059 R)
• M19: 34,101,433 km (0.114 R)
• M20: 35,487,158 km (0.111 R)
• M21: 36,590,592 km (0.099 R)
• M22: 37,879,527 km (0.066 R)
• M23: 40,207,270 km (0.083 R)
• M24: 48,717,594 km (0.102 R)
• M25: 54,942,212 km (0.085 R)
• M26: 58,135,827 km (0.113 R)
• M27: 65,123,843 km (0.095 R)
• M28: 68,213,637 km (0.057 R)
• M29: 73,155,603 km (0.107 R)
• M30: 76,232,532 km (0.088 R)
• M31: 79,662,063 km (0.083 R)
• M32: 80,467,797 km (0.051 R)
• M33: 80,737,522 km (0.077 R)
• M34: 84,578,298 km (0.109 R)
• M35: 87,395,076 km (0.058 R)
• M36: 88,826,578 km (0.11 R)
• M37: 92,030,815 km (0.091 R)
• M38: 99,909,088 km (0.077 R)
• M39: 105,618,939 km (0.063 R)
• M40: 110,540,111 km (0.067 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 11,448 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit