🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.54 AU - 0.66 AU

Year: 296 Days

Day: 41.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,311,876 km

• M1: 42,635 km (0.095 R)
• M2: 814,860 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.3

Radius: 11.8

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.73 AU - 1.01 AU

Year: 516 Days

Day: 12.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,311,876 km

• M1: 146,905 km (0.067 R)
• M2: 547,229 km (0.105 R)
• M3: 1,009,337 km (0.113 R)
• M4: 1,653,356 km (0.095 R)
• M5: 2,091,677 km (0.082 R)
• M6: 2,935,110 km (0.099 R)
• M7: 3,700,603 km (0.05 R)
• M8: 4,103,021 km (0.05 R)
• M9: 4,579,640 km (0.082 R)
• M10: 5,012,725 km (0.099 R)
• M11: 5,854,961 km (0.084 R)
• M12: 6,422,835 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561

Radius: 8.2

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.5 AU - 2.88 AU

Year: 2805 Days

Day: 12.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,311,876 km

• M1: 102,475 km (0.106 R)
• M2: 465,848 km (0.108 R)
• M3: 740,210 km (0.053 R)
• M4: 1,070,223 km (0.079 R)
• M5: 1,334,563 km (0.07 R)
• M6: 1,675,496 km (0.063 R)
• M7: 2,061,459 km (0.117 R)
• M8: 2,420,494 km (0.107 R)
• M9: 4,008,026 km (0.06 R)
• M10: 4,859,088 km (0.071 R)
• M11: 5,375,799 km (0.077 R)
• M12: 5,928,863 km (0.054 R)
• M13: 6,519,176 km (0.063 R)
• M14: 7,296,487 km (0.104 R)
• M15: 7,599,572 km (0.066 R)
• M16: 9,069,072 km (0.108 R)
• M17: 10,374,014 km (0.057 R)
• M18: 11,882,858 km (0.055 R)
• M19: 13,898,390 km (0.074 R)
• M20: 15,827,604 km (0.1 R)
• M21: 18,038,362 km (0.075 R)
• M22: 19,046,053 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.9

Radius: 14.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.58 AU - 4.24 AU

Year: 4916 Days

Day: 10.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,311,876 km

• M1: 187,446 km (0.066 R)
• M2: 744,997 km (0.075 R)
• M3: 1,240,316 km (0.111 R)
• M4: 1,749,697 km (0.086 R)
• M5: 2,671,818 km (0.117 R)
• M6: 4,010,869 km (0.09 R)
• M7: 7,080,318 km (0.114 R)
• M8: 8,127,503 km (0.11 R)
• M9: 12,454,771 km (0.077 R)
• M10: 13,372,404 km (0.084 R)
• M11: 14,067,885 km (0.034 R)
• M12: 14,650,568 km (0.059 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544

Radius: 5.1

Gravity: 20.92 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.87 AU - 8.27 AU

Year: 14576 Days

Day: 17.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,311,876 km

• M1: 74,500 km (0.066 R)
• M2: 233,672 km (0.038 R)
• M3: 442,211 km (0.062 R)
• M4: 1,210,546 km (0.097 R)
• M5: 1,761,515 km (0.093 R)
• M6: 3,215,905 km (0.11 R)
• M7: 3,497,000 km (0.099 R)
• M8: 3,878,175 km (0.095 R)
• M9: 4,886,016 km (0.112 R)
• M10: 5,257,617 km (0.109 R)
• M11: 5,794,524 km (0.063 R)
• M12: 12,874,692 km (0.109 R)
• M13: 15,935,016 km (0.097 R)
• M14: 17,054,157 km (0.089 R)
• M15: 28,273,998 km (0.073 R)
• M16: 29,138,673 km (0.105 R)
• M17: 37,728,284 km (0.106 R)
• M18: 42,173,585 km (0.063 R)
• M19: 44,160,543 km (0.089 R)
• M20: 46,805,733 km (0.051 R)
• M21: 51,127,316 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.9

Radius: 3.5

Gravity: 70.93 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.68 AU - 10.34 AU

Year: 15784 Days

Day: 15 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,311,876 km

• M1: 43,533 km (0.11 R)
• M2: 266,883 km (0.101 R)
• M3: 439,967 km (0.091 R)
• M4: 649,105 km (0.11 R)
• M5: 921,373 km (0.101 R)
• M6: 1,102,836 km (0.103 R)
• M7: 1,236,875 km (0.102 R)
• M8: 1,411,905 km (0.054 R)
• M9: 2,018,524 km (0.085 R)
• M10: 2,240,677 km (0.094 R)
• M11: 2,616,018 km (0.107 R)
• M12: 3,461,844 km (0.106 R)
• M13: 4,245,737 km (0.099 R)
• M14: 4,959,768 km (0.112 R)
• M15: 5,790,186 km (0.116 R)
• M16: 6,492,248 km (0.049 R)
• M17: 10,157,845 km (0.059 R)
• M18: 11,485,975 km (0.075 R)
• M19: 12,322,975 km (0.096 R)
• M20: 12,588,511 km (0.081 R)
• M21: 13,130,804 km (0.042 R)
• M22: 14,407,921 km (0.116 R)
• M23: 18,819,412 km (0.101 R)
• M24: 19,171,416 km (0.094 R)
• M25: 19,798,081 km (0.08 R)
• M26: 20,253,906 km (0.105 R)
• M27: 22,539,762 km (0.104 R)
• M28: 24,052,495 km (0.086 R)
• M29: 28,645,599 km (0.063 R)
• M30: 30,177,481 km (0.109 R)
• M31: 30,538,610 km (0.079 R)
• M32: 31,146,875 km (0.045 R)
• M33: 32,012,000 km (0.063 R)
• M34: 33,532,064 km (0.082 R)
• M35: 42,608,615 km (0.067 R)
• M36: 43,827,688 km (0.07 R)
• M37: 46,815,457 km (0.087 R)
• M38: 49,768,668 km (0.085 R)
• M39: 58,992,724 km (0.098 R)
• M40: 59,557,156 km (0.079 R)
• M41: 64,999,527 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650

Radius: 5.1

Gravity: 24.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.01 AU - 13.13 AU

Year: 21850 Days

Day: 20.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 79,311,876 km

• M1: 64,626 km (0.051 R)
• M2: 233,522 km (0.093 R)
• M3: 459,714 km (0.069 R)
• M4: 1,015,171 km (0.114 R)
• M5: 1,377,497 km (0.083 R)
• M6: 1,605,933 km (0.059 R)
• M7: 3,150,830 km (0.043 R)
• M8: 3,854,090 km (0.069 R)
• M9: 4,343,574 km (0.067 R)
• M10: 4,550,767 km (0.106 R)
• M11: 5,211,840 km (0.109 R)
• M12: 5,809,933 km (0.119 R)
• M13: 7,284,968 km (0.066 R)
• M14: 9,617,198 km (0.031 R)
• M15: 9,792,228 km (0.081 R)
• M16: 10,029,041 km (0.053 R)
• M17: 10,699,988 km (0.055 R)
• M18: 16,256,801 km (0.062 R)
• M19: 19,691,119 km (0.113 R)
• M20: 20,547,118 km (0.1 R)
• M21: 21,626,766 km (0.062 R)
• M22: 26,552,575 km (0.03 R)
• M23: 26,897,697 km (0.085 R)
• M24: 31,401,939 km (0.045 R)
• M25: 34,577,603 km (0.095 R)
• M26: 34,989,147 km (0.025 R)
• M27: 36,809,753 km (0.12 R)
• M28: 41,558,438 km (0.097 R)
• M29: 46,699,519 km (0.049 R)
• M30: 47,034,319 km (0.1 R)
• M31: 47,539,361 km (0.069 R)
• M32: 48,731,806 km (0.109 R)
• M33: 55,368,117 km (0.039 R)
• M34: 55,743,009 km (0.106 R)
• M35: 56,498,029 km (0.083 R)
• M36: 58,998,707 km (0.11 R)
• M37: 59,586,029 km (0.114 R)
• M38: 65,049,193 km (0.101 R)
• M39: 67,580,838 km (0.088 R)
• M40: 67,794,763 km (0.113 R)
• M41: 69,087,588 km (0.115 R)
• M42: 72,167,808 km (0.077 R)
• M43: 72,615,255 km (0.118 R)
• M44: 76,029,827 km (0.095 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 14,184 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit