🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.83 AU - 0.87 AU

Year: 340 Days

Day: 26.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.7 AU - 2.74 AU

Year: 1434 Days

Day: 38.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.1

Radius: 12

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.05 AU - 3.15 AU

Year: 2366 Days

Day: 7.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,164,677 km

• M1: 153,338 km (0.116 R)
• M2: 774,169 km (0.115 R)
• M3: 1,197,232 km (0.104 R)
• M4: 1,691,653 km (0.106 R)
• M5: 2,206,419 km (0.115 R)
• M6: 2,923,442 km (0.061 R)
• M7: 4,680,917 km (0.108 R)
• M8: 5,222,761 km (0.03 R)
• M9: 6,051,533 km (0.05 R)
• M10: 7,080,617 km (0.103 R)
• M11: 9,399,982 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.2

Radius: 11.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.16 AU - 4.58 AU

Year: 3300 Days

Day: 12 Hours

Environment

Temp: -150 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,164,677 km

• M1: 141,819 km (0.092 R)
• M2: 496,366 km (0.12 R)
• M3: 945,010 km (0.102 R)
• M4: 1,543,700 km (0.095 R)
• M5: 2,008,950 km (0.079 R)
• M6: 2,552,738 km (0.067 R)
• M7: 3,109,392 km (0.072 R)
• M8: 3,615,631 km (0.101 R)
• M9: 4,278,798 km (0.118 R)
• M10: 4,705,751 km (0.075 R)
• M11: 5,090,965 km (0.101 R)
• M12: 5,925,123 km (0.111 R)
• M13: 6,375,113 km (0.09 R)
• M14: 7,833,094 km (0.114 R)
• M15: 8,311,059 km (0.106 R)
• M16: 8,978,565 km (0.1 R)
• M17: 10,157,695 km (0.114 R)
• M18: 10,688,020 km (0.117 R)
• M19: 11,804,319 km (0.059 R)
• M20: 12,476,163 km (0.054 R)
• M21: 12,865,118 km (0.113 R)
• M22: 15,273,943 km (0.106 R)
• M23: 16,326,962 km (0.089 R)
• M24: 17,214,377 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.4

Radius: 11.6

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.16 AU - 9.98 AU

Year: 9937 Days

Day: 7.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,164,677 km

• M1: 145,858 km (0.068 R)
• M2: 665,711 km (0.103 R)
• M3: 1,206,357 km (0.116 R)
• M4: 1,830,779 km (0.119 R)
• M5: 2,321,609 km (0.073 R)
• M6: 2,746,467 km (0.104 R)
• M7: 3,597,530 km (0.12 R)
• M8: 4,228,085 km (0.102 R)
• M9: 4,931,195 km (0.116 R)
• M10: 6,224,019 km (0.043 R)
• M11: 6,768,256 km (0.028 R)
• M12: 8,687,896 km (0.103 R)
• M13: 10,891,174 km (0.099 R)
• M14: 12,573,103 km (0.113 R)
• M15: 21,220,757 km (0.113 R)
• M16: 23,643,644 km (0.097 R)
• M17: 25,947,152 km (0.083 R)
• M18: 27,460,634 km (0.106 R)
• M19: 31,331,928 km (0.099 R)
• M20: 36,167,380 km (0.106 R)
• M21: 41,478,553 km (0.081 R)
• M22: 43,126,224 km (0.108 R)
• M23: 45,534,600 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.2

Radius: 14.3

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.8 AU - 8.68 AU

Year: 10253 Days

Day: 7 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,164,677 km

• M1: 178,021 km (0.116 R)
• M2: 713,582 km (0.118 R)
• M3: 1,359,695 km (0.06 R)
• M4: 7,047,256 km (0.045 R)
• M5: 7,512,805 km (0.088 R)
• M6: 8,377,331 km (0.034 R)
• M7: 9,538,659 km (0.036 R)
• M8: 17,635,195 km (0.066 R)
• M9: 19,386,986 km (0.038 R)
• M10: 20,227,577 km (0.11 R)
• M11: 26,157,487 km (0.1 R)
• M12: 28,823,471 km (0.098 R)
• M13: 31,980,883 km (0.112 R)
• M14: 42,955,682 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901

Radius: 4.1

Gravity: 53.6 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 12.68 AU - 13.28 AU

Year: 20271 Days

Day: 25 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 50,164,677 km

• M1: 51,013 km (0.11 R)
• M2: 192,682 km (0.072 R)
• M3: 408,402 km (0.091 R)
• M4: 674,387 km (0.115 R)
• M5: 851,960 km (0.047 R)
• M6: 1,047,335 km (0.113 R)
• M7: 1,302,549 km (0.111 R)
• M8: 1,597,855 km (0.091 R)
• M9: 3,413,823 km (0.093 R)
• M10: 3,624,607 km (0.034 R)
• M11: 4,038,993 km (0.087 R)
• M12: 4,274,909 km (0.055 R)
• M13: 4,413,736 km (0.079 R)
• M14: 5,760,715 km (0.082 R)
• M15: 8,127,503 km (0.049 R)
• M16: 10,063,150 km (0.109 R)
• M17: 12,285,576 km (0.065 R)
• M18: 12,708,938 km (0.107 R)
• M19: 14,267,897 km (0.096 R)
• M20: 15,619,813 km (0.102 R)
• M21: 17,848,971 km (0.115 R)
• M22: 20,674,127 km (0.103 R)
• M23: 21,172,138 km (0.117 R)
• M24: 24,773,707 km (0.039 R)
• M25: 27,668,126 km (0.049 R)
• M26: 28,272,801 km (0.074 R)
• M27: 36,231,258 km (0.071 R)
• M28: 41,499,796 km (0.081 R)
• M29: 45,560,630 km (0.088 R)
• M30: 48,119,950 km (0.085 R)
• M31: 49,523,328 km (0.115 R)
• M32: 50,593,551 km (0.099 R)
• M33: 54,460,955 km (0.058 R)
• M34: 64,241,215 km (0.075 R)
• M35: 68,328,079 km (0.073 R)
• M36: 74,428,830 km (0.102 R)
• M37: 76,067,824 km (0.089 R)
• M38: 77,970,111 km (0.117 R)
• M39: 78,210,066 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.6

Radius: 3.7

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.18 AU - 17.76 AU

Year: 27664 Days

Day: 21.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,164,677 km

• M1: 46,375 km (0.115 R)
• M2: 738,864 km (0.1 R)
• M3: 1,981,274 km (0.086 R)
• M4: 2,689,022 km (0.109 R)
• M5: 4,003,089 km (0.05 R)
• M6: 10,925,880 km (0.107 R)
• M7: 13,307,927 km (0.064 R)
• M8: 17,163,214 km (0.053 R)
• M9: 20,027,714 km (0.1 R)
• M10: 26,582,644 km (0.032 R)
• M11: 27,077,663 km (0.106 R)
• M12: 38,818,852 km (0.12 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 20,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit