🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.5 AU - 0.64 AU

Year: 282 Days

Day: 37.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.4

Radius: 13.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.68 AU - 0.68 AU

Year: 368 Days

Day: 14.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 172.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,347,841 km

• M1: 164,857 km (0.076 R)
• M2: 667,655 km (0.087 R)
• M3: 1,208,302 km (0.086 R)
• M4: 1,697,637 km (0.109 R)
• M5: 2,431,713 km (0.058 R)
• M6: 3,163,995 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.2

Radius: 11.3

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.22 AU - 2.3 AU

Year: 2229 Days

Day: 5.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,347,841 km

• M1: 141,370 km (0.074 R)
• M2: 597,195 km (0.105 R)
• M3: 969,843 km (0.1 R)
• M4: 1,411,755 km (0.043 R)
• M5: 2,242,173 km (0.039 R)
• M6: 2,789,252 km (0.057 R)
• M7: 3,256,596 km (0.062 R)
• M8: 3,649,889 km (0.095 R)
• M9: 4,807,178 km (0.098 R)
• M10: 5,577,308 km (0.072 R)
• M11: 6,427,772 km (0.06 R)
• M12: 7,106,647 km (0.077 R)
• M13: 7,565,763 km (0.077 R)
• M14: 8,105,961 km (0.085 R)
• M15: 8,575,548 km (0.073 R)
• M16: 11,012,348 km (0.099 R)
• M17: 11,825,412 km (0.068 R)
• M18: 14,734,642 km (0.114 R)
• M19: 15,105,795 km (0.084 R)
• M20: 15,818,180 km (0.067 R)
• M21: 16,256,352 km (0.026 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 8

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.11 AU - 2.43 AU

Year: 2244 Days

Day: 10.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,347,841 km

• M1: 100,231 km (0.08 R)
• M2: 388,356 km (0.047 R)
• M3: 1,122,882 km (0.07 R)
• M4: 1,388,567 km (0.118 R)
• M5: 1,653,206 km (0.059 R)
• M6: 2,313,381 km (0.103 R)
• M7: 2,688,872 km (0.09 R)
• M8: 3,138,264 km (0.091 R)
• M9: 3,674,273 km (0.103 R)
• M10: 5,138,986 km (0.117 R)
• M11: 5,754,880 km (0.092 R)
• M12: 6,041,061 km (0.083 R)
• M13: 6,870,282 km (0.117 R)
• M14: 7,192,666 km (0.078 R)
• M15: 7,994,959 km (0.09 R)
• M16: 8,484,144 km (0.114 R)
• M17: 10,759,827 km (0.115 R)
• M18: 12,058,935 km (0.027 R)
• M19: 12,528,672 km (0.109 R)
• M20: 13,055,107 km (0.086 R)
• M21: 14,058,161 km (0.108 R)
• M22: 16,165,845 km (0.115 R)
• M23: 16,580,082 km (0.027 R)
• M24: 17,920,030 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.4

Radius: 14.6

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.54 AU - 3.7 AU

Year: 4518 Days

Day: 9.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,347,841 km

• M1: 182,958 km (0.097 R)
• M2: 910,901 km (0.114 R)
• M3: 1,429,557 km (0.109 R)
• M4: 3,067,654 km (0.071 R)
• M5: 3,678,911 km (0.119 R)
• M6: 4,797,155 km (0.108 R)
• M7: 6,189,761 km (0.076 R)
• M8: 7,600,170 km (0.119 R)
• M9: 8,399,322 km (0.087 R)
• M10: 9,139,233 km (0.104 R)
• M11: 11,488,817 km (0.119 R)
• M12: 12,122,663 km (0.045 R)
• M13: 15,485,773 km (0.047 R)
• M14: 16,485,985 km (0.117 R)
• M15: 17,706,853 km (0.111 R)
• M16: 19,682,143 km (0.114 R)
• M17: 21,459,815 km (0.086 R)
• M18: 22,075,559 km (0.069 R)
• M19: 23,056,772 km (0.087 R)
• M20: 23,775,290 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.6

Radius: 12

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.11 AU - 4.67 AU

Year: 6034 Days

Day: 7.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,347,841 km

• M1: 151,692 km (0.097 R)
• M2: 535,560 km (0.091 R)
• M3: 1,005,597 km (0.093 R)
• M4: 2,458,641 km (0.08 R)
• M5: 3,405,745 km (0.095 R)
• M6: 3,963,446 km (0.06 R)
• M7: 6,297,173 km (0.096 R)
• M8: 7,035,438 km (0.048 R)
• M9: 8,406,503 km (0.081 R)
• M10: 10,532,737 km (0.084 R)
• M11: 15,820,424 km (0.066 R)
• M12: 20,144,550 km (0.107 R)
• M13: 22,500,417 km (0.115 R)
• M14: 26,711,597 km (0.069 R)
• M15: 29,917,181 km (0.119 R)
• M16: 31,708,465 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.6

Radius: 3.2

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.78 AU - 7.4 AU

Year: 11098 Days

Day: 23.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,347,841 km

• M1: 160,818 km (0.085 R)
• M2: 266,733 km (0.071 R)
• M3: 786,586 km (0.087 R)
• M4: 1,118,543 km (0.059 R)
• M5: 1,634,058 km (0.063 R)
• M6: 2,867,043 km (0.107 R)
• M7: 5,777,619 km (0.094 R)
• M8: 8,255,858 km (0.095 R)
• M9: 10,908,078 km (0.091 R)
• M10: 12,449,684 km (0.084 R)
• M11: 13,246,891 km (0.063 R)
• M12: 14,832,330 km (0.03 R)
• M13: 18,691,955 km (0.071 R)
• M14: 21,794,764 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.8

Radius: 4.2

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.39 AU - 8.31 AU

Year: 13072 Days

Day: 21.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,347,841 km

• M1: 117,135 km (0.116 R)
• M2: 269,276 km (0.099 R)
• M3: 715,676 km (0.113 R)
• M4: 1,705,565 km (0.087 R)
• M5: 2,282,864 km (0.064 R)
• M6: 2,690,069 km (0.116 R)
• M7: 3,422,650 km (0.111 R)
• M8: 3,693,871 km (0.102 R)
• M9: 4,127,555 km (0.105 R)
• M10: 4,594,300 km (0.096 R)
• M11: 4,924,612 km (0.095 R)
• M12: 6,338,312 km (0.068 R)
• M13: 6,643,492 km (0.115 R)
• M14: 7,101,561 km (0.118 R)
• M15: 8,159,217 km (0.065 R)
• M16: 9,361,087 km (0.087 R)
• M17: 11,156,710 km (0.115 R)
• M18: 15,412,171 km (0.079 R)
• M19: 15,963,589 km (0.119 R)
• M20: 16,591,601 km (0.095 R)
• M21: 22,220,520 km (0.049 R)
• M22: 23,965,728 km (0.114 R)
• M23: 24,210,620 km (0.051 R)
• M24: 27,726,021 km (0.117 R)
• M25: 33,563,329 km (0.05 R)
• M26: 33,767,381 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67

Radius: 7.3

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.92 AU - 11.76 AU

Year: 20249 Days

Day: 15.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,347,841 km

• M1: 360,381 km (0.099 R)
• M2: 968,646 km (0.106 R)
• M3: 1,791,135 km (0.064 R)
• M4: 2,102,748 km (0.063 R)
• M5: 4,163,010 km (0.112 R)
• M6: 4,604,473 km (0.089 R)
• M7: 9,907,867 km (0.105 R)
• M8: 10,885,788 km (0.102 R)
• M9: 11,672,972 km (0.112 R)
• M10: 22,516,275 km (0.102 R)
• M11: 22,909,717 km (0.092 R)
• M12: 34,821,597 km (0.077 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: 536 - 12,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit