🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.61 AU - 0.63 AU

Year: 310 Days

Day: 40.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.2

Radius: 8.6

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.85 AU - 0.89 AU

Year: 516 Days

Day: 6.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,717,080 km

• M1: 106,962 km (0.113 R)
• M2: 384,766 km (0.111 R)
• M3: 673,938 km (0.106 R)
• M4: 1,115,402 km (0.112 R)
• M5: 1,453,194 km (0.075 R)
• M6: 2,111,574 km (0.113 R)
• M7: 2,494,096 km (0.109 R)
• M8: 2,922,394 km (0.098 R)
• M9: 3,886,403 km (0.065 R)
• M10: 4,612,850 km (0.101 R)
• M11: 5,112,956 km (0.088 R)
• M12: 5,545,743 km (0.048 R)
• M13: 5,966,561 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.7

Radius: 13.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.47 AU - 2.55 AU

Year: 2528 Days

Day: 13.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,717,080 km

• M1: 172,935 km (0.056 R)
• M2: 764,146 km (0.075 R)
• M3: 1,629,570 km (0.079 R)
• M4: 2,215,245 km (0.056 R)
• M5: 2,991,808 km (0.041 R)
• M6: 3,818,486 km (0.087 R)
• M7: 4,631,550 km (0.117 R)
• M8: 5,457,330 km (0.115 R)
• M9: 6,182,730 km (0.049 R)
• M10: 6,901,399 km (0.11 R)
• M11: 8,109,401 km (0.103 R)
• M12: 9,367,519 km (0.094 R)
• M13: 9,864,184 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.7

Radius: 15

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.16 AU - 3.06 AU

Year: 2681 Days

Day: 13.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,717,080 km

• M1: 186,549 km (0.064 R)
• M2: 793,018 km (0.101 R)
• M3: 1,553,574 km (0.092 R)
• M4: 2,050,837 km (0.079 R)
• M5: 2,791,047 km (0.108 R)
• M6: 3,259,139 km (0.106 R)
• M7: 4,051,559 km (0.074 R)
• M8: 4,547,775 km (0.12 R)
• M9: 5,273,325 km (0.1 R)
• M10: 6,588,889 km (0.077 R)
• M11: 7,828,756 km (0.098 R)
• M12: 9,826,635 km (0.105 R)
• M13: 10,807,549 km (0.115 R)
• M14: 11,894,377 km (0.069 R)
• M15: 13,052,863 km (0.1 R)
• M16: 15,051,640 km (0.091 R)
• M17: 15,946,235 km (0.095 R)
• M18: 16,510,369 km (0.06 R)
• M19: 18,900,943 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.1

Radius: 8.3

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.28 AU - 3.46 AU

Year: 3091 Days

Day: 7.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,717,080 km

• M1: 103,223 km (0.072 R)
• M2: 391,647 km (0.096 R)
• M3: 716,424 km (0.11 R)
• M4: 1,018,462 km (0.109 R)
• M5: 1,630,467 km (0.098 R)
• M6: 2,126,833 km (0.071 R)
• M7: 2,468,066 km (0.1 R)
• M8: 4,152,538 km (0.086 R)
• M9: 4,823,783 km (0.115 R)
• M10: 5,691,750 km (0.053 R)
• M11: 6,860,558 km (0.111 R)
• M12: 7,578,628 km (0.102 R)
• M13: 7,892,335 km (0.059 R)
• M14: 8,851,108 km (0.117 R)
• M15: 12,192,825 km (0.111 R)
• M16: 14,643,388 km (0.105 R)
• M17: 15,279,029 km (0.11 R)
• M18: 17,028,426 km (0.03 R)
• M19: 17,676,634 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.5

Radius: 8

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.98 AU - 4.76 AU

Year: 4841 Days

Day: 14.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,717,080 km

• M1: 100,231 km (0.073 R)
• M2: 590,762 km (0.076 R)
• M3: 949,647 km (0.073 R)
• M4: 1,263,952 km (0.1 R)
• M5: 3,389,738 km (0.112 R)
• M6: 4,278,200 km (0.09 R)
• M7: 7,467,327 km (0.063 R)
• M8: 8,576,296 km (0.085 R)
• M9: 9,261,754 km (0.072 R)
• M10: 11,608,496 km (0.096 R)
• M11: 12,298,142 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.8

Radius: 8.1

Gravity: 14.99 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.8 AU - 4.04 AU

Year: 4935 Days

Day: 7.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,717,080 km

• M1: 100,979 km (0.077 R)
• M2: 469,139 km (0.108 R)
• M3: 1,483,412 km (0.074 R)
• M4: 1,876,256 km (0.073 R)
• M5: 2,239,480 km (0.102 R)
• M6: 2,613,176 km (0.085 R)
• M7: 3,108,045 km (0.073 R)
• M8: 3,399,462 km (0.103 R)
• M9: 6,402,190 km (0.11 R)
• M10: 9,913,402 km (0.106 R)
• M11: 10,502,070 km (0.063 R)
• M12: 11,258,287 km (0.071 R)
• M13: 13,199,170 km (0.082 R)
• M14: 14,192,200 km (0.089 R)
• M15: 15,352,930 km (0.074 R)
• M16: 15,773,899 km (0.114 R)
• M17: 20,705,692 km (0.092 R)
• M18: 23,598,167 km (0.093 R)
• M19: 28,696,312 km (0.099 R)
• M20: 31,500,973 km (0.104 R)
• M21: 32,475,155 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.8

Radius: 6.7

Gravity: 14.03 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.99 AU - 8.21 AU

Year: 12029 Days

Day: 17.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,717,080 km

• M1: 85,121 km (0.108 R)
• M2: 461,659 km (0.085 R)
• M3: 732,132 km (0.116 R)
• M4: 997,818 km (0.039 R)
• M5: 1,744,162 km (0.092 R)
• M6: 2,044,405 km (0.115 R)
• M7: 2,792,843 km (0.118 R)
• M8: 3,017,239 km (0.106 R)
• M9: 4,268,027 km (0.107 R)
• M10: 5,409,609 km (0.115 R)
• M11: 6,125,285 km (0.081 R)
• M12: 6,467,116 km (0.116 R)
• M13: 7,065,208 km (0.068 R)
• M14: 9,677,636 km (0.086 R)
• M15: 11,170,323 km (0.028 R)
• M16: 12,810,365 km (0.119 R)
• M17: 19,081,208 km (0.051 R)
• M18: 19,484,225 km (0.117 R)
• M19: 21,411,794 km (0.069 R)
• M20: 22,022,751 km (0.051 R)
• M21: 23,832,586 km (0.117 R)
• M22: 24,112,334 km (0.119 R)
• M23: 28,262,778 km (0.093 R)
• M24: 37,313,748 km (0.098 R)
• M25: 42,830,618 km (0.107 R)
• M26: 50,383,964 km (0.098 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: 306 - 18,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit