🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.46 AU - 0.6 AU

Year: 167 Days

Day: 12.2 Hours

Environment

Temp: 40 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.62 AU - 0.98 AU

Year: 310 Days

Day: 21.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.96 AU - 1.6 AU

Year: 628 Days

Day: 41.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.6

Radius: 12.7

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.38 AU - 5.62 AU

Year: 4846 Days

Day: 7.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,602,607 km

• M1: 158,275 km (0.087 R)
• M2: 572,661 km (0.108 R)
• M3: 1,088,175 km (0.096 R)
• M4: 1,501,663 km (0.071 R)
• M5: 1,901,239 km (0.111 R)
• M6: 2,296,776 km (0.097 R)
• M7: 2,696,950 km (0.07 R)
• M8: 3,661,707 km (0.066 R)
• M9: 4,972,783 km (0.109 R)
• M10: 5,510,288 km (0.092 R)
• M11: 6,482,076 km (0.078 R)
• M12: 7,565,015 km (0.044 R)
• M13: 8,726,941 km (0.093 R)
• M14: 9,310,971 km (0.084 R)
• M15: 11,041,370 km (0.081 R)
• M16: 11,678,807 km (0.111 R)
• M17: 12,388,798 km (0.11 R)
• M18: 14,530,591 km (0.075 R)
• M19: 15,520,330 km (0.104 R)
• M20: 16,613,143 km (0.118 R)
• M21: 17,879,938 km (0.119 R)
• M22: 22,066,883 km (0.104 R)
• M23: 23,820,768 km (0.116 R)
• M24: 25,508,531 km (0.065 R)
• M25: 26,141,630 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.8

Radius: 10.9

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.68 AU - 5.42 AU

Year: 4919 Days

Day: 6.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,602,607 km

• M1: 135,536 km (0.077 R)
• M2: 535,860 km (0.098 R)
• M3: 912,248 km (0.111 R)
• M4: 1,682,677 km (0.098 R)
• M5: 2,375,465 km (0.065 R)
• M6: 3,320,325 km (0.063 R)
• M7: 3,711,673 km (0.097 R)
• M8: 12,248,774 km (0.073 R)
• M9: 14,225,710 km (0.047 R)
• M10: 15,673,519 km (0.077 R)
• M11: 16,247,675 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.6

Radius: 9.8

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.61 AU - 6.89 AU

Year: 5977 Days

Day: 8 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,602,607 km

• M1: 121,922 km (0.07 R)
• M2: 508,633 km (0.066 R)
• M3: 1,362,238 km (0.098 R)
• M4: 2,031,988 km (0.089 R)
• M5: 2,339,711 km (0.047 R)
• M6: 3,267,068 km (0.067 R)
• M7: 4,175,725 km (0.119 R)
• M8: 4,656,683 km (0.101 R)
• M9: 5,081,690 km (0.046 R)
• M10: 6,706,622 km (0.117 R)
• M11: 8,071,104 km (0.117 R)
• M12: 8,652,591 km (0.041 R)
• M13: 11,701,845 km (0.053 R)
• M14: 12,195,069 km (0.068 R)
• M15: 12,531,514 km (0.048 R)
• M16: 14,541,511 km (0.082 R)
• M17: 15,895,522 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964

Radius: 11.4

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.94 AU - 6.62 AU

Year: 6024 Days

Day: 14.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,602,607 km

• M1: 141,819 km (0.107 R)
• M2: 1,224,758 km (0.05 R)
• M3: 2,677,353 km (0.102 R)
• M4: 3,415,469 km (0.086 R)
• M5: 4,577,695 km (0.117 R)
• M6: 4,970,539 km (0.083 R)
• M7: 5,570,875 km (0.115 R)
• M8: 6,953,309 km (0.07 R)
• M9: 7,589,100 km (0.046 R)
• M10: 11,880,764 km (0.104 R)
• M11: 12,900,273 km (0.107 R)
• M12: 13,860,991 km (0.116 R)
• M13: 14,388,622 km (0.113 R)
• M14: 15,359,662 km (0.076 R)
• M15: 18,961,081 km (0.098 R)
• M16: 19,831,741 km (0.099 R)
• M17: 21,574,706 km (0.085 R)
• M18: 22,927,220 km (0.093 R)
• M19: 23,915,314 km (0.106 R)
• M20: 24,674,972 km (0.084 R)
• M21: 25,103,869 km (0.055 R)
• M22: 25,537,703 km (0.035 R)
• M23: 31,341,801 km (0.116 R)
• M24: 36,177,103 km (0.1 R)
• M25: 36,730,915 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.9

Radius: 11.7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.47 AU - 8.05 AU

Year: 9370 Days

Day: 14.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,602,607 km

• M1: 145,708 km (0.075 R)
• M2: 738,864 km (0.101 R)
• M3: 1,304,344 km (0.089 R)
• M4: 2,372,921 km (0.04 R)
• M5: 3,103,707 km (0.048 R)
• M6: 3,902,410 km (0.086 R)
• M7: 5,446,709 km (0.048 R)
• M8: 7,723,738 km (0.057 R)
• M9: 10,276,476 km (0.085 R)
• M10: 13,346,075 km (0.084 R)
• M11: 14,616,909 km (0.066 R)
• M12: 15,966,730 km (0.054 R)
• M13: 18,691,356 km (0.107 R)
• M14: 23,552,689 km (0.118 R)
• M15: 26,134,748 km (0.109 R)
• M16: 26,505,152 km (0.105 R)
• M17: 38,001,749 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.1

Radius: 3.2

Gravity: 82.53 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 10 AU - 13.52 AU

Year: 17481 Days

Day: 17.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,602,607 km

• M1: 39,793 km (0.055 R)
• M2: 188,942 km (0.098 R)
• M3: 1,149,809 km (0.035 R)
• M4: 1,276,219 km (0.106 R)
• M5: 3,319,577 km (0.083 R)
• M6: 3,665,597 km (0.093 R)
• M7: 4,328,016 km (0.068 R)
• M8: 4,956,477 km (0.097 R)
• M9: 5,968,057 km (0.052 R)
• M10: 6,348,186 km (0.085 R)
• M11: 7,156,313 km (0.103 R)
• M12: 7,392,528 km (0.058 R)
• M13: 7,633,830 km (0.063 R)
• M14: 7,930,333 km (0.093 R)
• M15: 8,651,843 km (0.112 R)
• M16: 9,988,949 km (0.12 R)
• M17: 10,106,234 km (0.11 R)
• M18: 10,403,485 km (0.081 R)
• M19: 12,717,764 km (0.055 R)
• M20: 13,275,016 km (0.049 R)
• M21: 13,775,720 km (0.104 R)
• M22: 15,198,246 km (0.089 R)
• M23: 21,671,795 km (0.063 R)
• M24: 23,484,771 km (0.036 R)
• M25: 23,900,953 km (0.079 R)
• M26: 24,855,237 km (0.086 R)
• M27: 26,389,812 km (0.055 R)
• M28: 31,245,011 km (0.082 R)
• M29: 33,947,796 km (0.09 R)
• M30: 34,613,507 km (0.107 R)
• M31: 35,560,012 km (0.111 R)
• M32: 37,930,391 km (0.115 R)
• M33: 40,552,692 km (0.069 R)
• M34: 46,807,229 km (0.074 R)
• M35: 48,633,520 km (0.064 R)
• M36: 51,898,643 km (0.087 R)
• M37: 54,577,492 km (0.112 R)
• M38: 54,941,464 km (0.117 R)
• M39: 56,599,457 km (0.046 R)
• M40: 73,489,804 km (0.089 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 19,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit