🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.47 AU - 2.49 AU

Year: 1419 Days

Day: 29.2 Hours

Environment

Temp: -81 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,701,911 km

• M1: 41,887 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.15 AU - 2.91 AU

Year: 1463 Days

Day: 17.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,701,911 km

• M1: 428,897 km (0.063 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.4

Radius: 11.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.81 AU - 7.81 AU

Year: 7183 Days

Day: 12 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,701,911 km

• M1: 145,559 km (0.068 R)
• M2: 612,902 km (0.105 R)
• M3: 1,469,201 km (0.085 R)
• M4: 2,007,304 km (0.074 R)
• M5: 2,854,477 km (0.101 R)
• M6: 3,802,179 km (0.065 R)
• M7: 4,338,039 km (0.071 R)
• M8: 6,139,796 km (0.118 R)
• M9: 7,034,541 km (0.104 R)
• M10: 9,651,307 km (0.102 R)
• M11: 11,897,668 km (0.088 R)
• M12: 12,811,861 km (0.107 R)
• M13: 13,625,224 km (0.101 R)
• M14: 14,320,555 km (0.061 R)
• M15: 14,883,343 km (0.106 R)
• M16: 17,980,766 km (0.075 R)
• M17: 19,307,400 km (0.105 R)
• M18: 21,351,954 km (0.044 R)
• M19: 22,907,922 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98

Radius: 12

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.11 AU - 8.63 AU

Year: 8024 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,701,911 km

• M1: 149,448 km (0.1 R)
• M2: 531,521 km (0.082 R)
• M3: 1,474,137 km (0.093 R)
• M4: 2,804,362 km (0.103 R)
• M5: 4,300,490 km (0.078 R)
• M6: 6,879,108 km (0.083 R)
• M7: 9,661,180 km (0.113 R)
• M8: 11,405,790 km (0.06 R)
• M9: 11,787,115 km (0.07 R)
• M10: 12,620,226 km (0.099 R)
• M11: 13,871,014 km (0.108 R)
• M12: 21,454,579 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.9

Radius: 13.2

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.77 AU - 12.67 AU

Year: 11874 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,701,911 km

• M1: 164,258 km (0.089 R)
• M2: 702,212 km (0.111 R)
• M3: 1,828,535 km (0.112 R)
• M4: 2,375,614 km (0.052 R)
• M5: 2,899,506 km (0.115 R)
• M6: 4,468,788 km (0.093 R)
• M7: 5,208,699 km (0.093 R)
• M8: 7,970,275 km (0.104 R)
• M9: 8,918,576 km (0.07 R)
• M10: 16,683,155 km (0.049 R)
• M11: 18,006,049 km (0.091 R)
• M12: 20,038,784 km (0.114 R)
• M13: 21,363,324 km (0.049 R)
• M14: 25,783,193 km (0.117 R)
• M15: 31,321,755 km (0.088 R)
• M16: 36,263,122 km (0.072 R)
• M17: 36,869,442 km (0.079 R)
• M18: 44,130,624 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.4

Radius: 10.8

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 10.78 AU - 11.56 AU

Year: 13568 Days

Day: 13.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,701,911 km

• M1: 134,638 km (0.118 R)
• M2: 534,962 km (0.115 R)
• M3: 1,131,259 km (0.119 R)
• M4: 1,761,665 km (0.1 R)
• M5: 3,058,528 km (0.113 R)
• M6: 4,672,241 km (0.115 R)
• M7: 6,963,930 km (0.093 R)
• M8: 13,902,729 km (0.104 R)
• M9: 18,002,009 km (0.114 R)
• M10: 18,755,683 km (0.111 R)
• M11: 19,969,820 km (0.117 R)
• M12: 24,429,482 km (0.057 R)
• M13: 28,940,606 km (0.109 R)
• M14: 31,033,480 km (0.118 R)
• M15: 32,853,039 km (0.084 R)
• M16: 33,225,238 km (0.04 R)
• M17: 36,970,421 km (0.086 R)
• M18: 44,525,861 km (0.086 R)
• M19: 45,594,888 km (0.065 R)
• M20: 46,213,475 km (0.098 R)
• M21: 47,625,529 km (0.068 R)
• M22: 50,535,657 km (0.115 R)
• M23: 57,783,075 km (0.109 R)
• M24: 58,325,816 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.4

Radius: 7.7

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 13.46 AU - 19.6 AU

Year: 24425 Days

Day: 20.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 58,701,911 km

• M1: 112,348 km (0.115 R)
• M2: 484,248 km (0.106 R)
• M3: 739,612 km (0.042 R)
• M4: 1,126,921 km (0.059 R)
• M5: 1,368,372 km (0.105 R)
• M6: 1,978,432 km (0.091 R)
• M7: 2,356,765 km (0.058 R)
• M8: 2,611,231 km (0.102 R)
• M9: 3,726,782 km (0.114 R)
• M10: 4,724,301 km (0.034 R)
• M11: 5,806,342 km (0.114 R)
• M12: 8,345,168 km (0.07 R)
• M13: 12,350,651 km (0.106 R)
• M14: 12,980,757 km (0.076 R)
• M15: 13,558,653 km (0.095 R)
• M16: 15,395,566 km (0.117 R)
• M17: 17,829,224 km (0.072 R)
• M18: 18,183,920 km (0.107 R)
• M19: 19,649,830 km (0.107 R)
• M20: 23,977,248 km (0.105 R)
• M21: 24,737,055 km (0.086 R)
• M22: 25,289,520 km (0.095 R)
• M23: 26,419,134 km (0.1 R)
• M24: 30,259,909 km (0.051 R)
• M25: 31,791,193 km (0.113 R)
• M26: 35,563,902 km (0.084 R)
• M27: 37,994,418 km (0.057 R)
• M28: 38,287,331 km (0.114 R)
• M29: 43,823,350 km (0.065 R)
• M30: 49,172,072 km (0.112 R)
• M31: 49,694,767 km (0.067 R)
• M32: 53,091,686 km (0.097 R)
• M33: 54,010,666 km (0.118 R)
• M34: 60,543,006 km (0.106 R)
• M35: 61,143,343 km (0.116 R)
• M36: 64,205,461 km (0.107 R)
• M37: 65,248,458 km (0.119 R)
• M38: 70,191,919 km (0.099 R)
• M39: 79,135,179 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.5

Radius: 7.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 16.5 AU - 22.1 AU

Year: 30815 Days

Day: 18.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,701,911 km

• M1: 108,458 km (0.09 R)
• M2: 465,549 km (0.05 R)
• M3: 826,379 km (0.105 R)
• M4: 1,148,612 km (0.113 R)
• M5: 1,509,143 km (0.098 R)
• M6: 2,014,934 km (0.034 R)
• M7: 2,543,313 km (0.06 R)
• M8: 3,517,794 km (0.044 R)
• M9: 3,901,961 km (0.098 R)
• M10: 9,845,335 km (0.109 R)
• M11: 12,880,676 km (0.094 R)
• M12: 13,137,236 km (0.082 R)
• M13: 16,715,168 km (0.087 R)
• M14: 17,721,513 km (0.088 R)
• M15: 19,939,451 km (0.073 R)
• M16: 20,630,743 km (0.106 R)
• M17: 29,431,436 km (0.072 R)
• M18: 30,896,149 km (0.062 R)
• M19: 31,472,101 km (0.06 R)
• M20: 33,363,766 km (0.088 R)
• M21: 35,455,294 km (0.103 R)
• M22: 35,707,067 km (0.079 R)
• M23: 42,111,202 km (0.069 R)
• M24: 43,968,759 km (0.075 R)
• M25: 44,405,136 km (0.11 R)
• M26: 51,140,630 km (0.113 R)
• M27: 52,597,415 km (0.093 R)
• M28: 53,915,521 km (0.092 R)
• M29: 58,350,949 km (0.104 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 14,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit