🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.49 AU - 0.63 AU

Year: 275 Days

Day: 27.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,099,354 km

• M1: 295,456 km (0.101 R)
• M2: 359,633 km (0.105 R)

Asteroid Belt

Center: 1.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.5

Radius: 10.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.45 AU - 2.21 AU

Year: 1624 Days

Day: 7.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,099,354 km

• M1: 131,796 km (0.056 R)
• M2: 540,946 km (0.083 R)
• M3: 1,158,037 km (0.1 R)
• M4: 1,646,474 km (0.106 R)
• M5: 2,149,572 km (0.09 R)
• M6: 2,615,868 km (0.057 R)
• M7: 3,429,232 km (0.097 R)
• M8: 3,902,111 km (0.118 R)
• M9: 4,615,543 km (0.067 R)
• M10: 5,011,977 km (0.099 R)
• M11: 5,500,115 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.4

Radius: 12.7

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.95 AU - 4.53 AU

Year: 4745 Days

Day: 11.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,099,354 km

• M1: 158,275 km (0.097 R)
• M2: 599,139 km (0.108 R)
• M3: 1,101,938 km (0.085 R)
• M4: 2,040,216 km (0.095 R)
• M5: 2,930,772 km (0.12 R)
• M6: 4,135,035 km (0.059 R)
• M7: 4,798,053 km (0.112 R)
• M8: 5,306,236 km (0.086 R)
• M9: 5,850,174 km (0.061 R)
• M10: 7,357,672 km (0.095 R)
• M11: 7,817,087 km (0.109 R)
• M12: 8,484,892 km (0.069 R)
• M13: 9,434,091 km (0.091 R)
• M14: 9,849,973 km (0.108 R)
• M15: 10,409,020 km (0.102 R)
• M16: 12,460,007 km (0.075 R)
• M17: 13,951,049 km (0.104 R)
• M18: 16,022,530 km (0.075 R)
• M19: 18,419,986 km (0.12 R)
• M20: 19,469,415 km (0.035 R)
• M21: 20,213,814 km (0.067 R)
• M22: 21,117,983 km (0.078 R)
• M23: 22,267,493 km (0.065 R)
• M24: 25,006,182 km (0.113 R)
• M25: 25,643,917 km (0.099 R)
• M26: 27,876,815 km (0.045 R)
• M27: 28,390,086 km (0.094 R)
• M28: 29,701,012 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.7

Radius: 9.6

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.07 AU - 4.61 AU

Year: 5931 Days

Day: 7.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,099,354 km

• M1: 119,379 km (0.107 R)
• M2: 537,206 km (0.097 R)
• M3: 884,722 km (0.046 R)
• M4: 1,408,015 km (0.076 R)
• M5: 2,998,241 km (0.099 R)
• M6: 3,568,358 km (0.034 R)
• M7: 4,209,235 km (0.102 R)
• M8: 5,088,422 km (0.097 R)
• M9: 5,601,094 km (0.096 R)
• M10: 5,931,107 km (0.062 R)
• M11: 6,434,354 km (0.027 R)
• M12: 7,068,799 km (0.116 R)
• M13: 7,562,472 km (0.115 R)
• M14: 8,345,916 km (0.079 R)
• M15: 8,697,919 km (0.084 R)
• M16: 9,515,771 km (0.089 R)
• M17: 10,654,360 km (0.103 R)
• M18: 11,638,565 km (0.059 R)
• M19: 12,029,015 km (0.041 R)
• M20: 12,991,378 km (0.042 R)
• M21: 16,368,401 km (0.085 R)
• M22: 19,528,207 km (0.031 R)
• M23: 19,871,833 km (0.088 R)
• M24: 23,845,901 km (0.099 R)
• M25: 24,876,331 km (0.068 R)
• M26: 26,771,437 km (0.097 R)
• M27: 28,145,194 km (0.092 R)
• M28: 28,496,001 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.5

Radius: 10.9

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.95 AU - 5.19 AU

Year: 6409 Days

Day: 11.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 119.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,099,354 km

• M1: 171,888 km (0.099 R)
• M2: 558,898 km (0.116 R)
• M3: 1,282,951 km (0.093 R)
• M4: 3,764,331 km (0.049 R)
• M5: 5,150,056 km (0.094 R)
• M6: 6,428,071 km (0.102 R)
• M7: 9,892,458 km (0.108 R)
• M8: 13,738,171 km (0.079 R)
• M9: 14,109,473 km (0.087 R)
• M10: 15,165,484 km (0.107 R)
• M11: 16,637,078 km (0.09 R)
• M12: 17,597,048 km (0.066 R)
• M13: 18,368,973 km (0.028 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.1

Radius: 7.8

Gravity: 14.83 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.39 AU - 10.35 AU

Year: 15885 Days

Day: 17.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,099,354 km

• M1: 177,423 km (0.068 R)
• M2: 610,509 km (0.087 R)
• M3: 1,160,431 km (0.117 R)
• M4: 1,803,402 km (0.105 R)
• M5: 2,143,737 km (0.093 R)
• M6: 2,879,909 km (0.101 R)
• M7: 3,159,657 km (0.103 R)
• M8: 3,457,656 km (0.113 R)
• M9: 4,173,481 km (0.063 R)
• M10: 4,948,548 km (0.046 R)
• M11: 5,619,345 km (0.096 R)
• M12: 6,693,458 km (0.078 R)
• M13: 8,196,019 km (0.112 R)
• M14: 10,199,134 km (0.087 R)
• M15: 12,776,556 km (0.11 R)
• M16: 13,535,765 km (0.065 R)
• M17: 16,875,537 km (0.11 R)
• M18: 20,078,577 km (0.107 R)
• M19: 20,633,586 km (0.111 R)
• M20: 21,294,060 km (0.092 R)
• M21: 22,856,311 km (0.117 R)
• M22: 26,317,257 km (0.094 R)
• M23: 29,992,279 km (0.103 R)
• M24: 35,316,168 km (0.083 R)
• M25: 46,489,782 km (0.064 R)
• M26: 48,942,589 km (0.04 R)
• M27: 52,693,905 km (0.117 R)
• M28: 58,112,190 km (0.054 R)
• M29: 63,296,056 km (0.104 R)
• M30: 66,305,067 km (0.062 R)
• M31: 69,408,026 km (0.08 R)
• M32: 70,040,077 km (0.067 R)
• M33: 70,888,746 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.2

Radius: 3.6

Gravity: 26.94 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.78 AU - 11.84 AU

Year: 20156 Days

Day: 24.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,099,354 km

• M1: 44,730 km (0.076 R)
• M2: 400,773 km (0.044 R)
• M3: 987,346 km (0.098 R)
• M4: 1,549,236 km (0.089 R)
• M5: 2,045,452 km (0.114 R)
• M6: 2,617,813 km (0.063 R)
• M7: 3,865,011 km (0.11 R)
• M8: 4,191,433 km (0.039 R)
• M9: 5,175,039 km (0.049 R)
• M10: 5,571,324 km (0.117 R)
• M11: 6,026,401 km (0.115 R)
• M12: 7,449,974 km (0.064 R)
• M13: 8,384,213 km (0.056 R)
• M14: 9,031,822 km (0.076 R)
• M15: 10,313,876 km (0.088 R)
• M16: 10,940,242 km (0.114 R)
• M17: 11,351,636 km (0.08 R)
• M18: 13,971,244 km (0.062 R)
• M19: 16,967,091 km (0.109 R)
• M20: 20,986,487 km (0.057 R)
• M21: 21,621,081 km (0.053 R)
• M22: 27,809,795 km (0.046 R)
• M23: 29,018,397 km (0.101 R)
• M24: 30,261,555 km (0.05 R)
• M25: 33,340,129 km (0.102 R)
• M26: 34,452,689 km (0.116 R)
• M27: 35,462,175 km (0.096 R)
• M28: 36,621,110 km (0.112 R)
• M29: 40,388,134 km (0.076 R)
• M30: 41,227,677 km (0.045 R)
• M31: 41,368,748 km (0.081 R)
• M32: 50,271,766 km (0.111 R)
• M33: 50,594,000 km (0.118 R)
• M34: 51,405,868 km (0.119 R)
• M35: 55,595,505 km (0.101 R)
• M36: 55,767,693 km (0.108 R)
• M37: 57,157,756 km (0.039 R)
• M38: 58,038,140 km (0.084 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 13,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit