🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.66 AU - 0.68 AU

Year: 239 Days

Day: 47.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.17 AU - 1.25 AU

Year: 581 Days

Day: 45.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,717,937 km

• M1: 136,732 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.69 AU - 2.73 AU

Year: 1434 Days

Day: 12.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.5

Radius: 8.1

Gravity: 14.18 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.67 AU - 2.87 AU

Year: 2013 Days

Day: 6.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,717,937 km

• M1: 106,962 km (0.039 R)
• M2: 494,421 km (0.053 R)
• M3: 851,661 km (0.113 R)
• M4: 1,323,044 km (0.057 R)
• M5: 1,634,656 km (0.049 R)
• M6: 1,923,679 km (0.109 R)
• M7: 2,664,787 km (0.077 R)
• M8: 3,216,953 km (0.072 R)
• M9: 3,749,072 km (0.099 R)
• M10: 4,853,553 km (0.073 R)
• M11: 5,627,274 km (0.093 R)
• M12: 8,249,575 km (0.094 R)
• M13: 8,671,590 km (0.116 R)
• M14: 9,210,591 km (0.065 R)
• M15: 9,771,733 km (0.107 R)
• M16: 11,393,075 km (0.08 R)
• M17: 18,014,576 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.6

Radius: 8

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.93 AU - 4.61 AU

Year: 3196 Days

Day: 13 Hours

Environment

Temp: -159 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,717,937 km

• M1: 103,073 km (0.109 R)
• M2: 462,557 km (0.108 R)
• M3: 910,901 km (0.094 R)
• M4: 1,466,209 km (0.074 R)
• M5: 2,377,858 km (0.108 R)
• M6: 2,908,482 km (0.08 R)
• M7: 3,754,907 km (0.094 R)
• M8: 4,624,968 km (0.109 R)
• M9: 4,890,205 km (0.101 R)
• M10: 5,622,935 km (0.025 R)
• M11: 6,399,947 km (0.062 R)
• M12: 6,870,881 km (0.095 R)
• M13: 7,975,810 km (0.088 R)
• M14: 8,853,800 km (0.118 R)
• M15: 9,794,771 km (0.098 R)
• M16: 10,533,485 km (0.049 R)
• M17: 10,994,396 km (0.106 R)
• M18: 11,833,192 km (0.078 R)
• M19: 12,756,809 km (0.079 R)
• M20: 13,413,693 km (0.053 R)
• M21: 14,185,169 km (0.107 R)
• M22: 14,699,786 km (0.106 R)
• M23: 16,471,773 km (0.07 R)
• M24: 17,197,771 km (0.078 R)
• M25: 18,436,442 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491

Radius: 11.8

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.81 AU - 4.11 AU

Year: 3440 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,717,937 km

• M1: 146,756 km (0.061 R)
• M2: 1,066,782 km (0.093 R)
• M3: 1,505,403 km (0.103 R)
• M4: 2,103,795 km (0.08 R)
• M5: 2,761,128 km (0.072 R)
• M6: 3,741,592 km (0.106 R)
• M7: 4,227,486 km (0.092 R)
• M8: 4,596,843 km (0.101 R)
• M9: 7,537,788 km (0.087 R)
• M10: 8,149,942 km (0.032 R)
• M11: 8,829,715 km (0.083 R)
• M12: 10,186,717 km (0.067 R)
• M13: 13,636,145 km (0.109 R)
• M14: 14,062,050 km (0.05 R)
• M15: 15,090,536 km (0.06 R)
• M16: 16,011,610 km (0.044 R)
• M17: 16,915,330 km (0.094 R)
• M18: 18,999,827 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267

Radius: 11

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.01 AU - 4.37 AU

Year: 3744 Days

Day: 7.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,717,937 km

• M1: 137,929 km (0.095 R)
• M2: 520,451 km (0.118 R)
• M3: 930,798 km (0.111 R)
• M4: 1,371,962 km (0.115 R)
• M5: 2,170,964 km (0.099 R)
• M6: 2,979,391 km (0.099 R)
• M7: 3,695,666 km (0.116 R)
• M8: 4,377,084 km (0.057 R)
• M9: 4,737,316 km (0.113 R)
• M10: 5,163,371 km (0.092 R)
• M11: 6,170,912 km (0.072 R)
• M12: 9,003,548 km (0.077 R)
• M13: 9,695,139 km (0.081 R)
• M14: 10,836,571 km (0.116 R)
• M15: 11,184,236 km (0.07 R)
• M16: 14,892,917 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.9

Radius: 7.4

Gravity: 16.52 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 10.52 AU - 14.52 AU

Year: 19340 Days

Day: 19.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,717,937 km

• M1: 115,490 km (0.077 R)
• M2: 725,101 km (0.05 R)
• M3: 1,575,565 km (0.102 R)
• M4: 3,076,181 km (0.12 R)
• M5: 3,528,864 km (0.042 R)
• M6: 3,865,160 km (0.092 R)
• M7: 4,123,067 km (0.108 R)
• M8: 8,185,846 km (0.103 R)
• M9: 8,721,705 km (0.113 R)
• M10: 9,686,013 km (0.114 R)
• M11: 18,601,897 km (0.041 R)
• M12: 21,170,043 km (0.098 R)
• M13: 32,604,108 km (0.096 R)
• M14: 35,748,356 km (0.119 R)
• M15: 37,904,510 km (0.118 R)
• M16: 43,751,692 km (0.04 R)
• M17: 44,075,123 km (0.097 R)
• M18: 47,397,393 km (0.044 R)
• M19: 49,468,874 km (0.111 R)
• M20: 68,692,649 km (0.119 R)
• M21: 77,787,751 km (0.051 R)
• M22: 79,939,268 km (0.103 R)
• M23: 81,395,453 km (0.117 R)

Asteroid Belt

Center: 13.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 14.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577

Radius: 5.2

Gravity: 21.34 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.28 AU - 17.84 AU

Year: 24254 Days

Day: 24.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,717,937 km

• M1: 64,626 km (0.118 R)
• M2: 345,870 km (0.103 R)
• M3: 679,474 km (0.115 R)
• M4: 1,295,069 km (0.102 R)
• M5: 2,291,391 km (0.118 R)
• M6: 2,816,180 km (0.103 R)
• M7: 4,035,253 km (0.119 R)
• M8: 5,942,925 km (0.104 R)
• M9: 6,288,646 km (0.106 R)
• M10: 6,925,783 km (0.049 R)
• M11: 9,495,725 km (0.079 R)
• M12: 11,152,970 km (0.106 R)
• M13: 12,083,918 km (0.107 R)
• M14: 13,502,105 km (0.112 R)
• M15: 13,948,356 km (0.04 R)
• M16: 14,713,699 km (0.102 R)
• M17: 19,713,858 km (0.068 R)
• M18: 20,384,804 km (0.08 R)
• M19: 20,774,955 km (0.057 R)
• M20: 21,570,068 km (0.045 R)
• M21: 29,042,931 km (0.109 R)
• M22: 30,162,222 km (0.073 R)
• M23: 31,568,741 km (0.076 R)
• M24: 42,185,403 km (0.115 R)
• M25: 43,942,579 km (0.084 R)
• M26: 70,072,091 km (0.099 R)
• M27: 77,860,905 km (0.054 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 17,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit