🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.41 AU - 0.63 AU

Year: 246 Days

Day: 46.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,270,996 km

• M1: 161,267 km (0.115 R)
• M2: 311,164 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888

Radius: 14.7

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.69 AU - 0.81 AU

Year: 426 Days

Day: 5.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,270,996 km

• M1: 182,809 km (0.11 R)
• M2: 747,092 km (0.116 R)
• M3: 1,270,385 km (0.071 R)
• M4: 2,156,005 km (0.099 R)
• M5: 2,722,980 km (0.027 R)
• M6: 3,329,899 km (0.12 R)
• M7: 3,827,312 km (0.075 R)
• M8: 4,331,756 km (0.06 R)
• M9: 5,459,125 km (0.1 R)
• M10: 6,375,861 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.1

Radius: 11.2

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.87 AU - 0.91 AU

Year: 551 Days

Day: 5.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,270,996 km

• M1: 139,276 km (0.081 R)
• M2: 521,498 km (0.092 R)
• M3: 881,281 km (0.117 R)
• M4: 1,545,795 km (0.072 R)
• M5: 1,911,711 km (0.109 R)
• M6: 2,451,909 km (0.099 R)
• M7: 3,304,916 km (0.079 R)
• M8: 3,867,703 km (0.06 R)
• M9: 4,660,123 km (0.094 R)
• M10: 5,202,116 km (0.09 R)
• M11: 5,574,914 km (0.054 R)
• M12: 6,186,321 km (0.093 R)
• M13: 6,663,987 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.1

Radius: 9.4

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.15 AU - 1.79 AU

Year: 1169 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,270,996 km

• M1: 116,836 km (0.088 R)
• M2: 500,106 km (0.115 R)
• M3: 845,078 km (0.107 R)
• M4: 1,137,393 km (0.098 R)
• M5: 1,535,622 km (0.085 R)
• M6: 1,843,046 km (0.105 R)
• M7: 2,269,101 km (0.091 R)
• M8: 2,574,729 km (0.079 R)
• M9: 2,942,740 km (0.096 R)
• M10: 3,397,218 km (0.1 R)
• M11: 3,758,048 km (0.08 R)
• M12: 4,129,500 km (0.108 R)
• M13: 4,541,043 km (0.082 R)
• M14: 7,088,845 km (0.09 R)
• M15: 7,413,622 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.3

Radius: 10.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.42 AU - 1.76 AU

Year: 1315 Days

Day: 7.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,270,996 km

• M1: 135,536 km (0.078 R)
• M2: 502,948 km (0.074 R)
• M3: 941,270 km (0.105 R)
• M4: 1,549,236 km (0.102 R)
• M5: 1,934,450 km (0.116 R)
• M6: 2,600,609 km (0.12 R)
• M7: 2,987,918 km (0.114 R)
• M8: 3,677,265 km (0.051 R)
• M9: 4,121,421 km (0.113 R)
• M10: 4,584,576 km (0.112 R)
• M11: 5,483,660 km (0.101 R)
• M12: 6,412,662 km (0.093 R)
• M13: 6,882,250 km (0.118 R)
• M14: 7,536,142 km (0.045 R)
• M15: 8,059,436 km (0.119 R)
• M16: 8,430,139 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.7

Radius: 8.8

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.97 AU - 2.09 AU

Year: 1897 Days

Day: 9.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,270,996 km

• M1: 109,506 km (0.108 R)
• M2: 451,038 km (0.114 R)
• M3: 771,027 km (0.086 R)
• M4: 1,100,143 km (0.077 R)
• M5: 1,748,350 km (0.042 R)
• M6: 2,576,973 km (0.043 R)
• M7: 2,856,721 km (0.106 R)
• M8: 3,444,641 km (0.092 R)
• M9: 4,987,144 km (0.066 R)
• M10: 6,917,555 km (0.117 R)
• M11: 8,212,026 km (0.036 R)
• M12: 9,929,409 km (0.113 R)
• M13: 10,446,270 km (0.081 R)
• M14: 10,980,783 km (0.111 R)
• M15: 11,384,248 km (0.11 R)
• M16: 12,535,254 km (0.088 R)
• M17: 13,179,872 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.3

Radius: 14.3

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.25 AU - 3.11 AU

Year: 2878 Days

Day: 5.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,270,996 km

• M1: 177,872 km (0.057 R)
• M2: 626,366 km (0.054 R)
• M3: 1,154,746 km (0.104 R)
• M4: 8,897,184 km (0.098 R)
• M5: 9,867,775 km (0.094 R)
• M6: 10,539,918 km (0.033 R)
• M7: 12,197,911 km (0.119 R)
• M8: 13,587,077 km (0.099 R)
• M9: 14,570,234 km (0.045 R)
• M10: 16,899,922 km (0.108 R)
• M11: 20,337,531 km (0.03 R)
• M12: 21,427,651 km (0.117 R)
• M13: 22,556,217 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941

Radius: 9.3

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.05 AU - 5.47 AU

Year: 6813 Days

Day: 9.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,270,996 km

• M1: 115,789 km (0.115 R)
• M2: 559,646 km (0.036 R)
• M3: 1,805,048 km (0.075 R)
• M4: 2,355,269 km (0.071 R)
• M5: 3,548,910 km (0.119 R)
• M6: 4,225,392 km (0.031 R)
• M7: 4,955,729 km (0.109 R)
• M8: 5,445,512 km (0.088 R)
• M9: 5,800,657 km (0.118 R)
• M10: 7,340,468 km (0.109 R)
• M11: 11,103,603 km (0.106 R)
• M12: 11,570,797 km (0.031 R)
• M13: 13,396,789 km (0.09 R)
• M14: 14,166,170 km (0.087 R)
• M15: 14,715,943 km (0.071 R)
• M16: 15,793,047 km (0.118 R)
• M17: 16,450,829 km (0.052 R)
• M18: 21,496,616 km (0.045 R)
• M19: 24,499,344 km (0.071 R)
• M20: 26,100,640 km (0.115 R)
• M21: 29,412,138 km (0.076 R)
• M22: 34,613,806 km (0.068 R)
• M23: 36,513,399 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.8

Radius: 4.1

Gravity: 47.52 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 10.21 AU - 11.79 AU

Year: 23933 Days

Day: 15.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,270,996 km

• M1: 52,808 km (0.117 R)
• M2: 288,125 km (0.067 R)
• M3: 494,271 km (0.04 R)
• M4: 960,269 km (0.08 R)
• M5: 1,134,401 km (0.065 R)
• M6: 1,394,103 km (0.069 R)
• M7: 1,846,636 km (0.114 R)
• M8: 2,661,496 km (0.096 R)
• M9: 3,534,848 km (0.116 R)
• M10: 4,260,248 km (0.119 R)
• M11: 6,406,529 km (0.11 R)
• M12: 7,274,346 km (0.072 R)
• M13: 9,180,821 km (0.093 R)
• M14: 9,659,086 km (0.056 R)
• M15: 10,407,524 km (0.048 R)
• M16: 10,600,356 km (0.114 R)
• M17: 13,106,120 km (0.119 R)
• M18: 13,482,658 km (0.076 R)
• M19: 14,575,470 km (0.1 R)
• M20: 18,864,441 km (0.076 R)
• M21: 21,657,134 km (0.071 R)
• M22: 23,923,991 km (0.081 R)
• M23: 26,344,185 km (0.111 R)
• M24: 30,863,985 km (0.078 R)
• M25: 31,664,334 km (0.112 R)
• M26: 39,968,961 km (0.055 R)
• M27: 40,126,188 km (0.057 R)
• M28: 41,239,346 km (0.101 R)
• M29: 61,533,344 km (0.086 R)
• M30: 63,225,446 km (0.114 R)
• M31: 73,796,929 km (0.064 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 11,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit