🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.6 AU - 0.72 AU

Year: 346 Days

Day: 16.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,023,470 km

• M1: 26,628 km (0.101 R)

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 10.3

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.4 AU - 1.8 AU

Year: 1307 Days

Day: 9.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,023,470 km

• M1: 129,851 km (0.025 R)
• M2: 457,171 km (0.081 R)
• M3: 863,180 km (0.055 R)
• M4: 1,216,231 km (0.12 R)
• M5: 2,218,686 km (0.041 R)
• M6: 2,559,620 km (0.087 R)
• M7: 3,020,082 km (0.113 R)
• M8: 3,645,401 km (0.053 R)
• M9: 4,659,974 km (0.118 R)
• M10: 5,014,072 km (0.091 R)
• M11: 6,126,332 km (0.089 R)
• M12: 7,106,796 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.3

Radius: 11.5

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.42 AU - 2.12 AU

Year: 1520 Days

Day: 13.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,023,470 km

• M1: 143,464 km (0.12 R)
• M2: 535,860 km (0.12 R)
• M3: 910,303 km (0.108 R)
• M4: 1,705,266 km (0.078 R)
• M5: 2,094,221 km (0.103 R)
• M6: 2,469,861 km (0.071 R)
• M7: 3,000,036 km (0.095 R)
• M8: 3,450,325 km (0.087 R)
• M9: 5,200,321 km (0.089 R)
• M10: 6,121,096 km (0.109 R)
• M11: 6,849,937 km (0.094 R)
• M12: 7,609,445 km (0.077 R)
• M13: 9,058,151 km (0.086 R)
• M14: 9,508,291 km (0.082 R)
• M15: 10,324,048 km (0.079 R)
• M16: 11,050,196 km (0.1 R)
• M17: 11,460,394 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.4

Radius: 10.8

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.65 AU - 2.47 AU

Year: 1909 Days

Day: 7.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,023,470 km

• M1: 134,339 km (0.054 R)
• M2: 675,135 km (0.104 R)
• M3: 1,082,191 km (0.114 R)
• M4: 1,440,627 km (0.119 R)
• M5: 2,200,285 km (0.116 R)
• M6: 2,544,061 km (0.107 R)
• M7: 3,001,232 km (0.066 R)
• M8: 3,443,593 km (0.076 R)
• M9: 4,159,718 km (0.117 R)
• M10: 4,648,006 km (0.102 R)
• M11: 5,196,880 km (0.099 R)
• M12: 5,594,512 km (0.084 R)
• M13: 6,746,565 km (0.079 R)
• M14: 7,220,640 km (0.097 R)
• M15: 7,687,087 km (0.105 R)
• M16: 9,074,308 km (0.098 R)
• M17: 9,480,167 km (0.101 R)
• M18: 13,091,459 km (0.057 R)
• M19: 13,610,265 km (0.104 R)
• M20: 14,232,741 km (0.065 R)
• M21: 14,642,939 km (0.1 R)
• M22: 15,630,734 km (0.066 R)
• M23: 16,264,131 km (0.03 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.5

Radius: 4.2

Gravity: 42.89 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.79 AU - 7.67 AU

Year: 10040 Days

Day: 17.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,023,470 km

• M1: 56,249 km (0.086 R)
• M2: 206,744 km (0.112 R)
• M3: 573,409 km (0.114 R)
• M4: 875,148 km (0.045 R)
• M5: 1,050,925 km (0.042 R)
• M6: 1,530,685 km (0.032 R)
• M7: 1,678,339 km (0.095 R)
• M8: 2,090,032 km (0.053 R)
• M9: 2,253,692 km (0.116 R)
• M10: 2,565,903 km (0.112 R)
• M11: 3,064,512 km (0.093 R)
• M12: 3,888,797 km (0.11 R)
• M13: 4,109,005 km (0.119 R)
• M14: 4,696,176 km (0.066 R)
• M15: 5,139,136 km (0.082 R)
• M16: 6,870,282 km (0.113 R)
• M17: 7,524,474 km (0.064 R)
• M18: 7,737,052 km (0.103 R)
• M19: 8,130,046 km (0.1 R)
• M20: 9,242,755 km (0.093 R)
• M21: 11,151,175 km (0.08 R)
• M22: 11,539,531 km (0.115 R)
• M23: 13,618,193 km (0.088 R)
• M24: 15,450,767 km (0.092 R)
• M25: 19,437,251 km (0.04 R)
• M26: 19,837,725 km (0.059 R)
• M27: 22,974,194 km (0.032 R)
• M28: 25,844,079 km (0.119 R)
• M29: 27,115,512 km (0.059 R)
• M30: 27,817,126 km (0.067 R)
• M31: 37,080,675 km (0.035 R)
• M32: 38,569,921 km (0.099 R)
• M33: 41,534,951 km (0.077 R)
• M34: 41,667,196 km (0.113 R)
• M35: 42,735,325 km (0.096 R)
• M36: 46,617,539 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.1

Radius: 5.3

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.99 AU - 6.71 AU

Year: 10332 Days

Day: 16.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,023,470 km

• M1: 65,973 km (0.102 R)
• M2: 302,936 km (0.1 R)
• M3: 472,280 km (0.047 R)
• M4: 677,678 km (0.104 R)
• M5: 1,393,953 km (0.055 R)
• M6: 1,753,137 km (0.103 R)
• M7: 3,614,733 km (0.096 R)
• M8: 4,006,081 km (0.086 R)
• M9: 4,424,955 km (0.068 R)
• M10: 4,901,724 km (0.087 R)
• M11: 5,760,416 km (0.063 R)
• M12: 6,023,259 km (0.115 R)
• M13: 6,608,187 km (0.106 R)
• M14: 7,192,666 km (0.12 R)
• M15: 7,458,950 km (0.097 R)
• M16: 10,254,934 km (0.113 R)
• M17: 11,188,126 km (0.112 R)
• M18: 11,391,579 km (0.116 R)
• M19: 11,649,336 km (0.101 R)
• M20: 16,191,576 km (0.075 R)
• M21: 16,781,590 km (0.093 R)
• M22: 18,283,702 km (0.077 R)
• M23: 21,867,918 km (0.11 R)
• M24: 23,159,546 km (0.11 R)
• M25: 23,324,552 km (0.118 R)
• M26: 28,174,365 km (0.101 R)
• M27: 31,891,424 km (0.091 R)
• M28: 33,339,381 km (0.069 R)
• M29: 35,047,191 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.7

Radius: 7.4

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.7 AU - 9.6 AU

Year: 15023 Days

Day: 19.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,023,470 km

• M1: 93,499 km (0.118 R)
• M2: 324,627 km (0.055 R)
• M3: 1,094,458 km (0.09 R)
• M4: 1,627,026 km (0.114 R)
• M5: 2,007,753 km (0.114 R)
• M6: 2,781,623 km (0.114 R)
• M7: 3,768,670 km (0.112 R)
• M8: 4,247,682 km (0.074 R)
• M9: 4,766,487 km (0.078 R)
• M10: 5,147,214 km (0.058 R)
• M11: 5,473,636 km (0.105 R)
• M12: 6,330,084 km (0.114 R)
• M13: 6,620,603 km (0.081 R)
• M14: 7,139,110 km (0.025 R)
• M15: 8,257,204 km (0.119 R)
• M16: 10,203,173 km (0.104 R)
• M17: 10,660,943 km (0.111 R)
• M18: 12,565,324 km (0.093 R)
• M19: 13,359,838 km (0.103 R)
• M20: 15,195,553 km (0.07 R)
• M21: 16,328,009 km (0.11 R)
• M22: 18,171,803 km (0.114 R)
• M23: 19,273,292 km (0.116 R)
• M24: 20,061,523 km (0.099 R)
• M25: 21,329,964 km (0.033 R)
• M26: 22,747,553 km (0.112 R)
• M27: 23,925,935 km (0.106 R)
• M28: 24,733,764 km (0.107 R)
• M29: 31,984,324 km (0.106 R)
• M30: 37,622,967 km (0.026 R)
• M31: 41,680,809 km (0.06 R)
• M32: 42,702,263 km (0.055 R)
• M33: 43,591,024 km (0.06 R)
• M34: 49,022,474 km (0.076 R)
• M35: 54,540,990 km (0.071 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 10,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit