🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.58 AU - 0.74 AU

Year: 341 Days

Day: 23.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,804,692 km

• M1: 93,199 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.1

Radius: 10.6

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.89 AU - 1.03 AU

Year: 598 Days

Day: 13.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,804,692 km

• M1: 131,796 km (0.067 R)
• M2: 558,449 km (0.081 R)
• M3: 1,034,020 km (0.101 R)
• M4: 1,380,489 km (0.11 R)
• M5: 2,100,952 km (0.116 R)
• M6: 3,188,828 km (0.097 R)
• M7: 3,651,684 km (0.094 R)
• M8: 5,801,106 km (0.106 R)
• M9: 6,434,055 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.8

Radius: 10.8

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.03 AU - 1.09 AU

Year: 694 Days

Day: 6.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,804,692 km

• M1: 137,630 km (0.06 R)
• M2: 516,561 km (0.067 R)
• M3: 1,180,776 km (0.096 R)
• M4: 1,662,481 km (0.026 R)
• M5: 2,085,993 km (0.071 R)
• M6: 2,471,955 km (0.083 R)
• M7: 2,966,526 km (0.078 R)
• M8: 3,694,619 km (0.07 R)
• M9: 4,359,581 km (0.109 R)
• M10: 6,229,255 km (0.066 R)
• M11: 6,646,484 km (0.118 R)
• M12: 8,531,417 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.2

Radius: 9.6

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.1 AU - 1.18 AU

Year: 774 Days

Day: 7 Hours

Environment

Temp: -159 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,804,692 km

• M1: 119,678 km (0.036 R)
• M2: 432,487 km (0.061 R)
• M3: 749,037 km (0.1 R)
• M4: 1,144,274 km (0.025 R)
• M5: 1,539,960 km (0.095 R)
• M6: 1,923,230 km (0.101 R)
• M7: 2,264,912 km (0.114 R)
• M8: 2,567,399 km (0.102 R)
• M9: 3,202,142 km (0.082 R)
• M10: 3,847,807 km (0.119 R)
• M11: 4,186,048 km (0.112 R)
• M12: 4,993,876 km (0.073 R)
• M13: 6,145,630 km (0.074 R)
• M14: 6,916,807 km (0.11 R)
• M15: 7,256,544 km (0.105 R)
• M16: 7,607,501 km (0.08 R)
• M17: 7,945,293 km (0.078 R)
• M18: 8,676,976 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.4

Radius: 10.5

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.06 AU - 1.28 AU

Year: 805 Days

Day: 14.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,804,692 km

• M1: 131,347 km (0.118 R)
• M2: 478,863 km (0.066 R)
• M3: 827,725 km (0.075 R)
• M4: 1,425,668 km (0.095 R)
• M5: 1,813,725 km (0.032 R)
• M6: 2,243,669 km (0.106 R)
• M7: 2,676,156 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.8

Radius: 9.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.12 AU - 1.56 AU

Year: 986 Days

Day: 12.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,804,692 km

• M1: 115,490 km (0.063 R)
• M2: 435,031 km (0.117 R)
• M3: 788,979 km (0.087 R)
• M4: 1,289,683 km (0.08 R)
• M5: 1,577,360 km (0.1 R)
• M6: 2,048,294 km (0.12 R)
• M7: 2,433,957 km (0.036 R)
• M8: 2,725,524 km (0.055 R)
• M9: 3,206,930 km (0.035 R)
• M10: 4,042,583 km (0.107 R)
• M11: 4,503,345 km (0.112 R)
• M12: 5,780,312 km (0.12 R)
• M13: 6,139,347 km (0.113 R)
• M14: 6,492,099 km (0.079 R)
• M15: 7,894,728 km (0.031 R)
• M16: 8,237,457 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.8

Radius: 11.4

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.36 AU - 1.96 AU

Year: 1360 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,804,692 km

• M1: 141,819 km (0.064 R)
• M2: 617,989 km (0.089 R)
• M3: 1,009,038 km (0.054 R)
• M4: 1,519,017 km (0.058 R)
• M5: 2,164,232 km (0.087 R)
• M6: 2,808,401 km (0.091 R)
• M7: 3,817,887 km (0.074 R)
• M8: 4,280,444 km (0.094 R)
• M9: 4,955,429 km (0.105 R)
• M10: 8,330,058 km (0.039 R)
• M11: 9,322,042 km (0.062 R)
• M12: 10,229,054 km (0.092 R)
• M13: 10,787,502 km (0.085 R)
• M14: 11,331,590 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.6

Radius: 8.2

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.44 AU - 2.24 AU

Year: 1587 Days

Day: 15 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,804,692 km

• M1: 102,026 km (0.113 R)
• M2: 640,279 km (0.116 R)
• M3: 995,873 km (0.06 R)
• M4: 1,535,024 km (0.094 R)
• M5: 1,794,127 km (0.113 R)
• M6: 2,541,967 km (0.084 R)
• M7: 2,908,033 km (0.086 R)
• M8: 3,498,945 km (0.119 R)
• M9: 5,062,093 km (0.104 R)
• M10: 6,636,311 km (0.107 R)
• M11: 9,781,457 km (0.104 R)
• M12: 10,960,737 km (0.111 R)
• M13: 11,602,811 km (0.116 R)
• M14: 12,307,566 km (0.082 R)
• M15: 13,001,102 km (0.07 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.2

Radius: 9

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.61 AU - 4.01 AU

Year: 3829 Days

Day: 8.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,804,692 km

• M1: 302,337 km (0.118 R)
• M2: 610,808 km (0.101 R)
• M3: 1,301,501 km (0.115 R)
• M4: 1,668,615 km (0.099 R)
• M5: 2,155,107 km (0.107 R)
• M6: 3,086,204 km (0.099 R)
• M7: 3,540,682 km (0.053 R)
• M8: 7,720,597 km (0.091 R)
• M9: 9,096,897 km (0.102 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.3

Radius: 12.2

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.91 AU - 4.55 AU

Year: 5532 Days

Day: 7.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,804,692 km

• M1: 151,692 km (0.112 R)
• M2: 1,008,140 km (0.112 R)
• M3: 1,461,721 km (0.098 R)
• M4: 2,011,792 km (0.064 R)
• M5: 2,798,079 km (0.107 R)
• M6: 3,320,026 km (0.111 R)
• M7: 4,236,163 km (0.075 R)
• M8: 5,945,917 km (0.06 R)
• M9: 6,354,768 km (0.057 R)
• M10: 8,397,078 km (0.061 R)
• M11: 9,064,285 km (0.057 R)
• M12: 10,462,875 km (0.107 R)
• M13: 11,591,441 km (0.092 R)
• M14: 12,608,557 km (0.119 R)
• M15: 13,684,016 km (0.105 R)
• M16: 16,697,217 km (0.076 R)
• M17: 18,604,440 km (0.066 R)
• M18: 19,803,467 km (0.094 R)
• M19: 20,323,469 km (0.088 R)
• M20: 21,187,846 km (0.117 R)
• M21: 23,347,889 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 12,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit