🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.41 AU - 0.65 AU

Year: 146 Days

Day: 26.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.95 AU - 1.17 AU

Year: 413 Days

Day: 30.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.02 AU - 3.22 AU

Year: 1606 Days

Day: 31.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.29 AU - 3.47 AU

Year: 2354 Days

Day: 36.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.08 AU - 4.58 AU

Year: 2839 Days

Day: 34.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.2

Radius: 15

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.97 AU - 5.89 AU

Year: 4792 Days

Day: 11.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,864,472 km

• M1: 186,549 km (0.086 R)
• M2: 1,225,506 km (0.102 R)
• M3: 2,246,661 km (0.079 R)
• M4: 3,539,934 km (0.104 R)
• M5: 4,426,900 km (0.106 R)
• M6: 5,088,422 km (0.115 R)
• M7: 6,093,570 km (0.092 R)
• M8: 9,228,693 km (0.116 R)
• M9: 9,869,121 km (0.084 R)
• M10: 11,871,489 km (0.095 R)
• M11: 13,153,542 km (0.052 R)
• M12: 14,244,260 km (0.072 R)
• M13: 16,358,378 km (0.118 R)
• M14: 18,741,920 km (0.091 R)
• M15: 22,093,062 km (0.057 R)
• M16: 25,079,933 km (0.056 R)
• M17: 26,076,704 km (0.06 R)
• M18: 26,584,888 km (0.116 R)
• M19: 28,237,944 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.7

Radius: 11.1

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.32 AU - 6.48 AU

Year: 6132 Days

Day: 11.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,864,472 km

• M1: 138,079 km (0.059 R)
• M2: 755,768 km (0.074 R)
• M3: 2,347,939 km (0.107 R)
• M4: 3,162,349 km (0.101 R)
• M5: 5,196,880 km (0.078 R)
• M6: 5,559,506 km (0.046 R)
• M7: 6,168,519 km (0.12 R)
• M8: 7,257,292 km (0.104 R)
• M9: 8,144,557 km (0.108 R)
• M10: 8,593,799 km (0.104 R)
• M11: 9,016,563 km (0.1 R)
• M12: 9,676,738 km (0.102 R)
• M13: 10,321,655 km (0.045 R)
• M14: 13,584,384 km (0.119 R)
• M15: 14,217,333 km (0.086 R)
• M16: 14,749,602 km (0.117 R)
• M17: 17,013,167 km (0.087 R)
• M18: 17,748,740 km (0.092 R)
• M19: 18,505,406 km (0.081 R)
• M20: 21,982,510 km (0.038 R)
• M21: 23,998,939 km (0.119 R)
• M22: 27,842,408 km (0.119 R)
• M23: 31,080,005 km (0.098 R)
• M24: 31,576,371 km (0.103 R)
• M25: 32,280,229 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.6

Radius: 6.8

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 11.3 AU - 16.68 AU

Year: 19819 Days

Day: 15.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,864,472 km

• M1: 84,523 km (0.091 R)
• M2: 1,334,712 km (0.097 R)
• M3: 2,383,094 km (0.11 R)
• M4: 3,301,775 km (0.08 R)
• M5: 3,964,792 km (0.032 R)
• M6: 4,486,739 km (0.102 R)
• M7: 5,961,924 km (0.114 R)
• M8: 7,142,700 km (0.095 R)
• M9: 9,336,104 km (0.087 R)
• M10: 12,280,938 km (0.11 R)
• M11: 14,015,974 km (0.055 R)
• M12: 14,886,484 km (0.025 R)
• M13: 15,448,523 km (0.105 R)
• M14: 19,451,912 km (0.111 R)
• M15: 20,055,839 km (0.064 R)
• M16: 23,338,465 km (0.045 R)
• M17: 24,715,064 km (0.096 R)
• M18: 25,185,699 km (0.09 R)
• M19: 27,045,201 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.7

Radius: 5.5

Gravity: 14.04 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 13.78 AU - 16.78 AU

Year: 22622 Days

Day: 19.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,864,472 km

• M1: 73,602 km (0.048 R)
• M2: 335,548 km (0.118 R)
• M3: 1,181,075 km (0.101 R)
• M4: 1,531,733 km (0.056 R)
• M5: 2,666,732 km (0.11 R)
• M6: 3,111,337 km (0.118 R)
• M7: 4,210,432 km (0.118 R)
• M8: 5,702,072 km (0.062 R)
• M9: 8,706,746 km (0.115 R)
• M10: 16,118,871 km (0.103 R)
• M11: 21,709,344 km (0.081 R)
• M12: 22,685,470 km (0.096 R)
• M13: 33,847,715 km (0.107 R)
• M14: 37,050,007 km (0.09 R)
• M15: 44,203,628 km (0.074 R)
• M16: 45,768,571 km (0.086 R)
• M17: 56,303,702 km (0.034 R)
• M18: 64,289,835 km (0.089 R)
• M19: 68,344,685 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.9

Radius: 5.1

Gravity: 23.79 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 15 AU - 17.86 AU

Year: 25223 Days

Day: 19.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,864,472 km

• M1: 63,429 km (0.085 R)
• M2: 492,476 km (0.115 R)
• M3: 699,669 km (0.057 R)
• M4: 904,319 km (0.117 R)
• M5: 1,642,136 km (0.095 R)
• M6: 2,156,005 km (0.068 R)
• M7: 2,874,972 km (0.104 R)
• M8: 3,465,584 km (0.03 R)
• M9: 3,805,620 km (0.116 R)
• M10: 4,374,391 km (0.093 R)
• M11: 6,885,242 km (0.045 R)
• M12: 7,778,192 km (0.099 R)
• M13: 10,096,211 km (0.105 R)
• M14: 10,282,011 km (0.106 R)
• M15: 11,851,443 km (0.069 R)
• M16: 12,127,750 km (0.099 R)
• M17: 14,731,501 km (0.049 R)
• M18: 16,036,892 km (0.12 R)
• M19: 17,685,161 km (0.063 R)
• M20: 18,136,947 km (0.064 R)
• M21: 20,314,942 km (0.102 R)
• M22: 20,910,491 km (0.073 R)
• M23: 32,356,075 km (0.12 R)
• M24: 34,550,975 km (0.088 R)
• M25: 36,842,964 km (0.119 R)
• M26: 39,234,435 km (0.111 R)
• M27: 42,850,515 km (0.096 R)
• M28: 44,489,659 km (0.1 R)
• M29: 46,682,464 km (0.108 R)
• M30: 47,544,597 km (0.118 R)
• M31: 48,242,022 km (0.079 R)
• M32: 52,200,083 km (0.029 R)
• M33: 54,637,630 km (0.09 R)
• M34: 56,954,153 km (0.068 R)
• M35: 66,657,969 km (0.108 R)
• M36: 81,562,554 km (0.119 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 19,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit