🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.77 AU - 0.85 AU

Year: 314 Days

Day: 13.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,194,090 km

• M1: 650,900 km (0.104 R)

Asteroid Belt

Center: 2.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.1

Radius: 9.8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.54 AU - 3.92 AU

Year: 2499 Days

Day: 13 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,194,090 km

• M1: 122,521 km (0.098 R)
• M2: 474,225 km (0.117 R)
• M3: 1,235,678 km (0.037 R)
• M4: 1,810,733 km (0.061 R)
• M5: 2,503,820 km (0.114 R)
• M6: 3,624,906 km (0.076 R)
• M7: 3,951,478 km (0.082 R)
• M8: 4,335,346 km (0.08 R)
• M9: 7,187,579 km (0.08 R)
• M10: 7,846,109 km (0.047 R)
• M11: 9,283,445 km (0.077 R)
• M12: 9,799,558 km (0.071 R)
• M13: 10,609,331 km (0.086 R)
• M14: 10,995,144 km (0.098 R)
• M15: 11,390,232 km (0.107 R)
• M16: 12,555,151 km (0.087 R)
• M17: 13,226,696 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.3

Radius: 10.1

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6 AU - 8.58 AU

Year: 8473 Days

Day: 6.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,194,090 km

• M1: 128,056 km (0.091 R)
• M2: 443,707 km (0.075 R)
• M3: 865,872 km (0.077 R)
• M4: 1,215,184 km (0.074 R)
• M5: 1,784,254 km (0.091 R)
• M6: 2,099,157 km (0.05 R)
• M7: 2,505,166 km (0.104 R)
• M8: 3,875,782 km (0.111 R)
• M9: 4,384,115 km (0.113 R)
• M10: 4,738,064 km (0.084 R)
• M11: 6,487,312 km (0.1 R)
• M12: 7,205,531 km (0.06 R)
• M13: 8,757,609 km (0.113 R)
• M14: 9,725,657 km (0.116 R)
• M15: 10,377,754 km (0.075 R)
• M16: 11,978,152 km (0.069 R)
• M17: 13,679,379 km (0.093 R)
• M18: 14,143,282 km (0.09 R)
• M19: 15,598,570 km (0.108 R)
• M20: 20,410,984 km (0.059 R)
• M21: 23,070,684 km (0.054 R)
• M22: 24,653,579 km (0.074 R)
• M23: 25,865,322 km (0.093 R)
• M24: 29,546,028 km (0.089 R)
• M25: 31,210,903 km (0.084 R)
• M26: 31,611,526 km (0.102 R)
• M27: 36,580,120 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.7

Radius: 9.5

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.95 AU - 8.05 AU

Year: 8841 Days

Day: 6.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,194,090 km

• M1: 122,221 km (0.096 R)
• M2: 571,913 km (0.114 R)
• M3: 926,759 km (0.119 R)
• M4: 1,620,295 km (0.072 R)
• M5: 1,931,458 km (0.116 R)
• M6: 3,006,618 km (0.089 R)
• M7: 3,481,741 km (0.083 R)
• M8: 5,509,540 km (0.112 R)
• M9: 6,805,656 km (0.107 R)
• M10: 8,008,722 km (0.113 R)
• M11: 9,948,109 km (0.115 R)
• M12: 11,358,518 km (0.052 R)
• M13: 18,344,888 km (0.115 R)
• M14: 20,856,337 km (0.071 R)
• M15: 23,081,455 km (0.044 R)
• M16: 24,549,908 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.3

Radius: 11.6

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.81 AU - 9.41 AU

Year: 9037 Days

Day: 7.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,194,090 km

• M1: 144,512 km (0.078 R)
• M2: 545,434 km (0.105 R)
• M3: 1,498,372 km (0.088 R)
• M4: 2,404,636 km (0.041 R)
• M5: 3,695,815 km (0.074 R)
• M6: 4,115,288 km (0.105 R)
• M7: 4,625,267 km (0.055 R)
• M8: 6,712,756 km (0.1 R)
• M9: 9,317,255 km (0.072 R)
• M10: 10,713,452 km (0.089 R)
• M11: 11,352,683 km (0.115 R)
• M12: 12,707,591 km (0.098 R)
• M13: 13,182,415 km (0.077 R)
• M14: 16,703,500 km (0.115 R)
• M15: 20,807,568 km (0.099 R)
• M16: 22,141,981 km (0.06 R)
• M17: 23,532,792 km (0.112 R)
• M18: 30,098,194 km (0.105 R)
• M19: 30,730,245 km (0.106 R)
• M20: 45,444,991 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769

Radius: 5.7

Gravity: 23.67 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 13.11 AU - 13.35 AU

Year: 20714 Days

Day: 15.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 93,194,090 km

• M1: 77,791 km (0.107 R)
• M2: 504,294 km (0.043 R)
• M3: 788,231 km (0.072 R)
• M4: 979,866 km (0.102 R)
• M5: 1,189,004 km (0.069 R)
• M6: 1,396,197 km (0.066 R)
• M7: 2,002,966 km (0.1 R)
• M8: 2,298,571 km (0.066 R)
• M9: 3,939,510 km (0.104 R)
• M10: 5,131,656 km (0.085 R)
• M11: 5,935,595 km (0.117 R)
• M12: 7,392,080 km (0.093 R)
• M13: 8,098,481 km (0.066 R)
• M14: 8,575,698 km (0.101 R)
• M15: 9,127,864 km (0.065 R)
• M16: 9,762,159 km (0.116 R)
• M17: 13,381,081 km (0.063 R)
• M18: 13,600,840 km (0.079 R)
• M19: 13,897,642 km (0.104 R)
• M20: 15,049,247 km (0.099 R)
• M21: 16,851,452 km (0.089 R)
• M22: 17,366,817 km (0.044 R)
• M23: 18,976,191 km (0.054 R)
• M24: 19,160,944 km (0.106 R)
• M25: 20,102,663 km (0.107 R)
• M26: 25,390,050 km (0.044 R)
• M27: 31,924,036 km (0.061 R)
• M28: 36,995,254 km (0.105 R)
• M29: 38,748,691 km (0.109 R)
• M30: 45,817,340 km (0.041 R)
• M31: 49,566,113 km (0.078 R)
• M32: 57,667,286 km (0.109 R)
• M33: 60,618,703 km (0.105 R)
• M34: 62,233,163 km (0.09 R)
• M35: 65,547,803 km (0.05 R)
• M36: 73,659,748 km (0.052 R)
• M37: 75,035,150 km (0.12 R)
• M38: 75,961,610 km (0.101 R)
• M39: 76,661,429 km (0.078 R)
• M40: 76,895,699 km (0.064 R)
• M41: 77,365,586 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.4

Radius: 3

Gravity: 69.71 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 13.69 AU - 18.91 AU

Year: 28327 Days

Day: 22.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,194,090 km

• M1: 39,344 km (0.103 R)
• M2: 171,738 km (0.074 R)
• M3: 327,171 km (0.116 R)
• M4: 562,638 km (0.107 R)
• M5: 656,286 km (0.064 R)
• M6: 771,476 km (0.064 R)
• M7: 1,098,497 km (0.119 R)
• M8: 2,262,668 km (0.084 R)
• M9: 3,235,204 km (0.109 R)
• M10: 3,571,051 km (0.063 R)
• M11: 4,604,622 km (0.085 R)
• M12: 5,108,767 km (0.108 R)
• M13: 5,230,091 km (0.115 R)
• M14: 8,928,599 km (0.061 R)
• M15: 10,339,756 km (0.108 R)
• M16: 14,706,219 km (0.11 R)
• M17: 18,025,945 km (0.064 R)
• M18: 19,858,818 km (0.112 R)
• M19: 23,665,186 km (0.068 R)
• M20: 24,457,756 km (0.101 R)
• M21: 30,374,800 km (0.032 R)
• M22: 41,092,590 km (0.106 R)
• M23: 60,748,853 km (0.103 R)
• M24: 70,934,074 km (0.11 R)
• M25: 75,939,619 km (0.102 R)
• M26: 78,403,795 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 10,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit