🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.59 AU - 0.92 AU

Year: 245 Days

Day: 19.9 Hours

Environment

Temp: 153 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.91 AU - 0.97 AU

Year: 343 Days

Day: 46.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 2.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,674,598 km

• M1: 40,691 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.26 AU - 1.34 AU

Year: 558 Days

Day: 21.8 Hours

Environment

Temp: -32 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.4 AU - 1.84 AU

Year: 777 Days

Day: 42.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,674,598 km

• M1: 34,108 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.69 AU - 3.25 AU

Year: 1928 Days

Day: 15.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.1

Radius: 14.8

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.82 AU - 4.92 AU

Year: 4049 Days

Day: 11.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,674,598 km

• M1: 184,155 km (0.119 R)
• M2: 1,148,313 km (0.066 R)
• M3: 1,683,126 km (0.102 R)
• M4: 2,412,266 km (0.055 R)
• M5: 3,888,797 km (0.073 R)
• M6: 4,634,243 km (0.115 R)
• M7: 5,543,947 km (0.069 R)
• M8: 7,427,085 km (0.057 R)
• M9: 9,163,767 km (0.092 R)
• M10: 9,706,508 km (0.086 R)
• M11: 14,084,490 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.4

Radius: 9.7

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.96 AU - 6.62 AU

Year: 5943 Days

Day: 14.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,674,598 km

• M1: 120,576 km (0.106 R)
• M2: 561,142 km (0.067 R)
• M3: 1,012,927 km (0.118 R)
• M4: 1,329,476 km (0.081 R)
• M5: 1,659,788 km (0.091 R)
• M6: 2,107,535 km (0.034 R)
• M7: 2,561,714 km (0.111 R)
• M8: 3,101,014 km (0.107 R)
• M9: 3,420,107 km (0.1 R)
• M10: 4,380,525 km (0.067 R)
• M11: 4,839,491 km (0.098 R)
• M12: 7,369,640 km (0.064 R)
• M13: 8,099,079 km (0.104 R)
• M14: 8,875,941 km (0.09 R)
• M15: 9,304,389 km (0.119 R)
• M16: 10,202,724 km (0.075 R)
• M17: 11,108,539 km (0.04 R)
• M18: 11,758,692 km (0.082 R)
• M19: 12,486,934 km (0.071 R)
• M20: 12,808,121 km (0.108 R)
• M21: 13,635,397 km (0.074 R)
• M22: 14,615,413 km (0.114 R)
• M23: 15,765,671 km (0.102 R)
• M24: 16,331,001 km (0.059 R)
• M25: 16,780,094 km (0.115 R)
• M26: 17,369,659 km (0.088 R)
• M27: 18,868,630 km (0.064 R)
• M28: 20,824,173 km (0.085 R)
• M29: 21,967,101 km (0.097 R)
• M30: 23,636,613 km (0.081 R)
• M31: 26,604,635 km (0.102 R)
• M32: 27,767,609 km (0.025 R)
• M33: 32,055,533 km (0.112 R)
• M34: 33,784,136 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.8

Radius: 10.1

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.37 AU - 10.17 AU

Year: 8960 Days

Day: 10.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,674,598 km

• M1: 126,111 km (0.109 R)
• M2: 670,498 km (0.06 R)
• M3: 1,218,475 km (0.095 R)
• M4: 1,731,296 km (0.105 R)
• M5: 2,328,192 km (0.067 R)
• M6: 3,215,457 km (0.103 R)
• M7: 3,573,594 km (0.081 R)
• M8: 4,229,880 km (0.059 R)
• M9: 6,314,526 km (0.058 R)
• M10: 6,725,322 km (0.081 R)
• M11: 7,395,371 km (0.105 R)
• M12: 8,416,376 km (0.06 R)
• M13: 8,731,130 km (0.116 R)
• M14: 9,194,584 km (0.071 R)
• M15: 10,070,031 km (0.12 R)
• M16: 13,513,924 km (0.106 R)
• M17: 16,809,116 km (0.108 R)
• M18: 21,762,301 km (0.103 R)
• M19: 22,100,841 km (0.104 R)
• M20: 22,528,841 km (0.081 R)
• M21: 23,137,405 km (0.086 R)
• M22: 24,115,925 km (0.101 R)
• M23: 26,250,686 km (0.087 R)
• M24: 29,323,127 km (0.096 R)
• M25: 32,407,237 km (0.07 R)
• M26: 33,970,834 km (0.076 R)
• M27: 34,655,992 km (0.102 R)
• M28: 39,587,785 km (0.118 R)
• M29: 40,092,529 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.5

Radius: 5.9

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 12.74 AU - 17.62 AU

Year: 22281 Days

Day: 16.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,674,598 km

• M1: 73,752 km (0.115 R)
• M2: 436,975 km (0.109 R)
• M3: 813,663 km (0.05 R)
• M4: 1,511,238 km (0.049 R)
• M5: 1,964,370 km (0.115 R)
• M6: 2,759,782 km (0.096 R)
• M7: 4,750,032 km (0.088 R)
• M8: 5,292,025 km (0.103 R)
• M9: 7,731,218 km (0.094 R)
• M10: 9,005,193 km (0.072 R)
• M11: 11,262,476 km (0.067 R)
• M12: 19,969,371 km (0.091 R)
• M13: 22,048,781 km (0.093 R)
• M14: 31,812,885 km (0.067 R)
• M15: 37,487,132 km (0.069 R)
• M16: 53,741,689 km (0.114 R)
• M17: 58,855,542 km (0.112 R)
• M18: 64,084,885 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.2

Radius: 7.2

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 16.6 AU - 17.28 AU

Year: 26266 Days

Day: 20.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,674,598 km

• M1: 89,609 km (0.104 R)
• M2: 597,793 km (0.059 R)
• M3: 911,799 km (0.115 R)
• M4: 1,203,365 km (0.067 R)
• M5: 1,731,296 km (0.083 R)
• M6: 2,248,606 km (0.05 R)
• M7: 2,496,639 km (0.094 R)
• M8: 2,994,949 km (0.081 R)
• M9: 4,056,795 km (0.119 R)
• M10: 4,531,020 km (0.09 R)
• M11: 6,133,961 km (0.11 R)
• M12: 6,530,994 km (0.096 R)
• M13: 12,652,838 km (0.078 R)
• M14: 15,438,351 km (0.079 R)
• M15: 16,090,298 km (0.097 R)
• M16: 17,800,202 km (0.106 R)
• M17: 24,408,239 km (0.049 R)
• M18: 32,220,389 km (0.12 R)
• M19: 39,104,435 km (0.099 R)
• M20: 56,258,074 km (0.05 R)
• M21: 59,763,452 km (0.108 R)
• M22: 67,206,095 km (0.109 R)
• M23: 70,259,687 km (0.104 R)
• M24: 72,722,816 km (0.097 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 10,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit