🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.66 AU - 1.02 AU

Year: 287 Days

Day: 30.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.85 AU - 1.13 AU

Year: 367 Days

Day: 21.7 Hours

Environment

Temp: 34 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.61 AU - 1.89 AU

Year: 863 Days

Day: 40.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.18 AU - 2.38 AU

Year: 1283 Days

Day: 33.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,004,819 km

• M1: 950,844 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.88 AU - 2.74 AU

Year: 1309 Days

Day: 14.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.94 AU - 4.58 AU

Year: 2718 Days

Day: 16.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,004,819 km

• M1: 275,110 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.5

Radius: 14.3

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.63 AU - 5.39 AU

Year: 4180 Days

Day: 11.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 39,004,819 km

• M1: 540,348 km (0.086 R)
• M2: 648,058 km (0.102 R)
• M3: 812,466 km (0.097 R)
• M4: 1,099,844 km (0.082 R)
• M5: 1,386,323 km (0.027 R)
• M6: 1,525,749 km (0.081 R)
• M7: 1,706,912 km (0.08 R)
• M8: 1,800,261 km (0.119 R)
• M9: 1,905,129 km (0.068 R)
• M10: 2,131,321 km (0.088 R)
• M11: 2,919,253 km (0.106 R)
• M12: 3,368,794 km (0.084 R)
• M13: 3,523,778 km (0.119 R)
• M14: 3,620,268 km (0.102 R)
• M15: 3,853,043 km (0.034 R)
• M16: 3,977,658 km (0.032 R)
• M17: 4,154,333 km (0.087 R)
• M18: 4,860,584 km (0.084 R)
• M19: 5,989,450 km (0.095 R)
• M20: 6,178,093 km (0.089 R)
• M21: 6,516,782 km (0.091 R)
• M22: 6,816,277 km (0.103 R)
• M23: 7,105,001 km (0.064 R)
• M24: 7,741,690 km (0.072 R)
• M25: 8,074,994 km (0.054 R)
• M26: 8,510,623 km (0.113 R)
• M27: 9,069,969 km (0.092 R)
• M28: 9,186,656 km (0.115 R)
• M29: 9,354,205 km (0.085 R)
• M30: 10,000,169 km (0.037 R)
• M31: 10,103,541 km (0.078 R)
• M32: 10,276,626 km (0.108 R)
• M33: 10,819,217 km (0.119 R)
• M34: 11,245,870 km (0.109 R)
• M35: 12,023,929 km (0.102 R)
• M36: 12,189,085 km (0.089 R)
• M37: 12,281,088 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.9

Radius: 13.4

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.41 AU - 8.21 AU

Year: 7368 Days

Day: 6.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 39,004,819 km

• M1: 189,092 km (0.073 R)
• M2: 290,968 km (0.091 R)
• M3: 427,700 km (0.041 R)
• M4: 663,915 km (0.109 R)
• M5: 918,531 km (0.112 R)
• M6: 1,015,620 km (0.087 R)
• M7: 1,313,769 km (0.112 R)
• M8: 1,657,544 km (0.087 R)
• M9: 1,866,981 km (0.112 R)
• M10: 2,235,890 km (0.083 R)
• M11: 2,448,768 km (0.106 R)
• M12: 2,547,951 km (0.058 R)
• M13: 2,832,636 km (0.061 R)
• M14: 3,021,279 km (0.116 R)
• M15: 3,301,176 km (0.111 R)
• M16: 3,455,561 km (0.113 R)
• M17: 3,725,735 km (0.08 R)
• M18: 4,049,914 km (0.074 R)
• M19: 4,725,797 km (0.09 R)
• M20: 5,230,241 km (0.073 R)
• M21: 5,385,075 km (0.064 R)
• M22: 5,778,517 km (0.072 R)
• M23: 6,345,343 km (0.093 R)
• M24: 6,482,973 km (0.059 R)
• M25: 6,705,276 km (0.061 R)
• M26: 6,930,121 km (0.101 R)
• M27: 7,071,791 km (0.066 R)
• M28: 7,590,297 km (0.056 R)
• M29: 8,330,956 km (0.08 R)
• M30: 8,542,487 km (0.108 R)
• M31: 8,939,969 km (0.058 R)
• M32: 9,374,999 km (0.109 R)
• M33: 9,563,493 km (0.034 R)
• M34: 10,590,482 km (0.101 R)
• M35: 11,150,277 km (0.11 R)
• M36: 11,484,180 km (0.091 R)
• M37: 11,787,415 km (0.06 R)
• M38: 11,923,100 km (0.077 R)
• M39: 12,887,109 km (0.096 R)
• M40: 13,237,616 km (0.104 R)
• M41: 13,804,892 km (0.047 R)
• M42: 13,912,004 km (0.037 R)
• M43: 14,091,371 km (0.096 R)
• M44: 14,853,124 km (0.094 R)
• M45: 15,628,340 km (0.118 R)
• M46: 15,889,687 km (0.077 R)
• M47: 16,190,080 km (0.071 R)
• M48: 16,606,261 km (0.109 R)
• M49: 16,720,404 km (0.118 R)
• M50: 16,834,697 km (0.113 R)
• M51: 17,256,414 km (0.073 R)
• M52: 18,188,408 km (0.091 R)
• M53: 18,306,142 km (0.118 R)
• M54: 19,376,515 km (0.102 R)
• M55: 19,576,976 km (0.117 R)
• M56: 20,222,939 km (0.077 R)
• M57: 20,630,294 km (0.031 R)
• M58: 20,794,104 km (0.107 R)
• M59: 22,707,610 km (0.097 R)
• M60: 22,792,133 km (0.101 R)
• M61: 23,046,150 km (0.104 R)
• M62: 23,131,122 km (0.093 R)
• M63: 24,503,533 km (0.113 R)
• M64: 25,506,287 km (0.105 R)
• M65: 26,300,502 km (0.099 R)
• M66: 26,478,075 km (0.119 R)
• M67: 26,923,727 km (0.085 R)
• M68: 27,327,043 km (0.096 R)
• M69: 27,551,889 km (0.069 R)
• M70: 29,465,245 km (0.058 R)
• M71: 30,437,931 km (0.114 R)
• M72: 30,624,479 km (0.055 R)
• M73: 31,092,272 km (0.12 R)
• M74: 31,233,043 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.3

Radius: 7.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 10.26 AU - 15.64 AU

Year: 17372 Days

Day: 16.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 39,004,819 km

• M1: 391,797 km (0.086 R)
• M2: 488,587 km (0.11 R)
• M3: 939,774 km (0.032 R)
• M4: 1,005,746 km (0.091 R)
• M5: 1,160,281 km (0.103 R)
• M6: 1,213,538 km (0.095 R)
• M7: 1,340,995 km (0.105 R)
• M8: 1,649,317 km (0.116 R)
• M9: 2,022,114 km (0.08 R)
• M10: 2,130,423 km (0.059 R)
• M11: 2,285,107 km (0.049 R)
• M12: 2,420,793 km (0.09 R)
• M13: 2,771,600 km (0.104 R)
• M14: 2,916,410 km (0.101 R)
• M15: 2,965,179 km (0.058 R)
• M16: 3,038,931 km (0.12 R)
• M17: 3,365,802 km (0.103 R)
• M18: 3,546,367 km (0.093 R)
• M19: 3,651,086 km (0.111 R)
• M20: 5,460,621 km (0.08 R)
• M21: 5,612,164 km (0.047 R)
• M22: 5,765,053 km (0.047 R)
• M23: 5,857,355 km (0.081 R)
• M24: 6,106,286 km (0.078 R)
• M25: 6,550,143 km (0.045 R)
• M26: 7,069,995 km (0.037 R)
• M27: 7,268,512 km (0.096 R)
• M28: 7,977,306 km (0.1 R)
• M29: 8,956,574 km (0.111 R)
• M30: 9,027,932 km (0.099 R)
• M31: 9,424,067 km (0.095 R)
• M32: 9,973,241 km (0.116 R)
• M33: 10,307,742 km (0.114 R)
• M34: 10,835,374 km (0.063 R)
• M35: 10,911,519 km (0.049 R)
• M36: 11,721,292 km (0.104 R)
• M37: 11,877,772 km (0.107 R)
• M38: 12,113,688 km (0.08 R)
• M39: 12,232,319 km (0.094 R)
• M40: 12,710,433 km (0.108 R)
• M41: 13,398,284 km (0.112 R)
• M42: 13,643,924 km (0.1 R)
• M43: 15,877,720 km (0.08 R)
• M44: 16,837,839 km (0.099 R)
• M45: 17,280,349 km (0.077 R)
• M46: 17,861,537 km (0.054 R)
• M47: 18,177,039 km (0.093 R)
• M48: 18,494,486 km (0.093 R)
• M49: 18,767,950 km (0.119 R)
• M50: 19,088,838 km (0.116 R)
• M51: 19,319,069 km (0.117 R)
• M52: 20,437,164 km (0.111 R)
• M53: 21,003,990 km (0.116 R)
• M54: 21,241,701 km (0.103 R)
• M55: 21,384,716 km (0.11 R)
• M56: 22,104,881 km (0.101 R)
• M57: 22,735,436 km (0.101 R)
• M58: 22,979,579 km (0.087 R)
• M59: 24,312,496 km (0.077 R)
• M60: 24,762,487 km (0.118 R)
• M61: 25,114,341 km (0.091 R)
• M62: 26,230,790 km (0.085 R)
• M63: 26,898,146 km (0.097 R)
• M64: 27,519,127 km (0.095 R)
• M65: 27,935,757 km (0.11 R)
• M66: 28,617,175 km (0.079 R)
• M67: 28,669,834 km (0.114 R)
• M68: 29,304,128 km (0.103 R)
• M69: 29,889,505 km (0.089 R)
• M70: 30,103,430 km (0.12 R)
• M71: 30,210,542 km (0.091 R)
• M72: 30,371,509 km (0.116 R)
• M73: 30,532,626 km (0.042 R)
• M74: 31,342,998 km (0.041 R)
• M75: 31,505,910 km (0.114 R)
• M76: 33,260,992 km (0.097 R)
• M77: 33,482,547 km (0.119 R)
• M78: 33,816,000 km (0.097 R)
• M79: 34,094,552 km (0.095 R)
• M80: 34,150,352 km (0.09 R)
• M81: 37,037,291 km (0.056 R)
• M82: 37,324,519 km (0.087 R)
• M83: 37,439,560 km (0.101 R)
• M84: 38,016,708 km (0.1 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: 244 - 19,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit