🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.7 AU - 1 AU

Year: 281 Days

Day: 37.9 Hours

Environment

Temp: 116 °C

Axial Tilt: 41.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,718,793 km

• M1: 238,309 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.97 AU - 0.99 AU

Year: 347 Days

Day: 29.8 Hours

Environment

Temp: 75 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 111,718,793 km

• M1: 34,557 km (0.106 R)
• M2: 274,811 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.06 AU - 1.12 AU

Year: 408 Days

Day: 37 Hours

Environment

Temp: 33 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.96 AU - 3.04 AU

Year: 1861 Days

Day: 12 Hours

Environment

Temp: -94 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.1

Radius: 10.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.64 AU - 14.82 AU

Year: 15318 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 111,718,793 km

• M1: 138,827 km (0.114 R)
• M2: 611,257 km (0.102 R)
• M3: 1,097,151 km (0.058 R)
• M4: 1,750,744 km (0.115 R)
• M5: 2,260,873 km (0.066 R)
• M6: 3,198,253 km (0.094 R)
• M7: 4,849,514 km (0.101 R)
• M8: 7,925,546 km (0.119 R)
• M9: 20,538,740 km (0.027 R)
• M10: 26,188,753 km (0.1 R)
• M11: 30,822,098 km (0.109 R)
• M12: 31,164,528 km (0.069 R)
• M13: 34,975,384 km (0.093 R)
• M14: 36,608,544 km (0.041 R)
• M15: 41,812,754 km (0.11 R)
• M16: 44,809,499 km (0.065 R)
• M17: 47,946,566 km (0.112 R)
• M18: 54,321,530 km (0.104 R)
• M19: 54,821,337 km (0.109 R)
• M20: 56,168,914 km (0.06 R)
• M21: 57,538,483 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.9

Radius: 6.8

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 15.39 AU - 19.27 AU

Year: 25839 Days

Day: 15 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 111,718,793 km

• M1: 88,113 km (0.071 R)
• M2: 328,667 km (0.051 R)
• M3: 1,214,884 km (0.09 R)
• M4: 1,766,601 km (0.118 R)
• M5: 2,789,103 km (0.111 R)
• M6: 3,804,872 km (0.069 R)
• M7: 4,126,358 km (0.111 R)
• M8: 4,571,262 km (0.107 R)
• M9: 4,787,281 km (0.095 R)
• M10: 5,476,180 km (0.12 R)
• M11: 6,229,555 km (0.086 R)
• M12: 8,043,429 km (0.056 R)
• M13: 9,355,402 km (0.092 R)
• M14: 11,059,172 km (0.087 R)
• M15: 13,540,702 km (0.112 R)
• M16: 17,135,389 km (0.044 R)
• M17: 17,482,755 km (0.086 R)
• M18: 24,457,606 km (0.07 R)
• M19: 28,010,855 km (0.093 R)
• M20: 28,980,698 km (0.099 R)
• M21: 29,847,468 km (0.099 R)
• M22: 32,024,416 km (0.106 R)
• M23: 33,623,318 km (0.111 R)
• M24: 34,856,902 km (0.072 R)
• M25: 36,120,406 km (0.111 R)
• M26: 38,293,614 km (0.104 R)
• M27: 44,186,125 km (0.096 R)
• M28: 44,675,459 km (0.101 R)
• M29: 60,491,395 km (0.079 R)
• M30: 61,905,544 km (0.08 R)
• M31: 62,723,395 km (0.112 R)
• M32: 74,021,326 km (0.113 R)
• M33: 74,711,570 km (0.092 R)
• M34: 78,704,337 km (0.03 R)
• M35: 79,905,309 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.3

Radius: 5.8

Gravity: 15.67 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 19.89 AU - 20.91 AU

Year: 33000 Days

Day: 15.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 111,718,793 km

• M1: 73,303 km (0.094 R)
• M2: 290,818 km (0.093 R)
• M3: 698,173 km (0.118 R)
• M4: 1,451,099 km (0.119 R)
• M5: 1,903,483 km (0.109 R)
• M6: 2,469,861 km (0.091 R)
• M7: 3,084,409 km (0.118 R)
• M8: 5,244,303 km (0.09 R)
• M9: 5,755,479 km (0.082 R)
• M10: 6,393,215 km (0.087 R)
• M11: 6,778,130 km (0.103 R)
• M12: 7,026,462 km (0.107 R)
• M13: 7,280,928 km (0.118 R)
• M14: 8,474,121 km (0.115 R)
• M15: 11,379,760 km (0.096 R)
• M16: 12,752,620 km (0.051 R)
• M17: 13,674,592 km (0.085 R)
• M18: 14,888,279 km (0.11 R)
• M19: 15,393,322 km (0.075 R)
• M20: 16,260,391 km (0.114 R)
• M21: 19,752,304 km (0.11 R)
• M22: 21,194,278 km (0.064 R)
• M23: 23,941,194 km (0.106 R)
• M24: 25,221,752 km (0.073 R)
• M25: 26,793,128 km (0.112 R)
• M26: 27,791,993 km (0.115 R)
• M27: 31,483,470 km (0.072 R)
• M28: 38,864,480 km (0.082 R)
• M29: 45,715,314 km (0.074 R)
• M30: 54,707,642 km (0.099 R)
• M31: 57,948,530 km (0.104 R)
• M32: 59,196,027 km (0.077 R)
• M33: 61,960,446 km (0.081 R)
• M34: 71,240,600 km (0.074 R)
• M35: 80,373,251 km (0.049 R)
• M36: 85,352,467 km (0.074 R)
• M37: 87,781,188 km (0.104 R)
• M38: 89,150,158 km (0.085 R)
• M39: 91,090,592 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.4

Radius: 3.4

Gravity: 68.89 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 15.99 AU - 24.81 AU

Year: 33000 Days

Day: 18 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 111,718,793 km

• M1: 42,336 km (0.053 R)
• M2: 207,791 km (0.048 R)
• M3: 382,671 km (0.05 R)
• M4: 1,018,612 km (0.119 R)
• M5: 1,684,622 km (0.105 R)
• M6: 1,850,825 km (0.073 R)
• M7: 2,050,688 km (0.05 R)
• M8: 2,364,843 km (0.096 R)
• M9: 3,242,085 km (0.086 R)
• M10: 3,875,931 km (0.113 R)
• M11: 4,092,250 km (0.028 R)
• M12: 4,431,687 km (0.088 R)
• M13: 4,668,052 km (0.102 R)
• M14: 6,121,994 km (0.116 R)
• M15: 8,798,000 km (0.086 R)
• M16: 9,045,884 km (0.101 R)
• M17: 10,912,417 km (0.109 R)
• M18: 12,086,610 km (0.072 R)
• M19: 13,020,699 km (0.077 R)
• M20: 16,387,549 km (0.112 R)
• M21: 17,529,729 km (0.065 R)
• M22: 18,928,170 km (0.046 R)
• M23: 25,892,699 km (0.069 R)
• M24: 27,701,487 km (0.077 R)
• M25: 29,731,230 km (0.081 R)
• M26: 41,725,389 km (0.086 R)
• M27: 52,834,976 km (0.086 R)
• M28: 66,470,074 km (0.114 R)
• M29: 68,142,578 km (0.115 R)
• M30: 69,110,925 km (0.11 R)
• M31: 70,580,425 km (0.089 R)
• M32: 73,835,525 km (0.066 R)
• M33: 78,505,671 km (0.044 R)
• M34: 79,837,092 km (0.119 R)
• M35: 91,619,870 km (0.092 R)
• M36: 94,586,545 km (0.096 R)
• M37: 97,616,650 km (0.066 R)
• M38: 103,550,749 km (0.097 R)
• M39: 105,473,380 km (0.11 R)
• M40: 106,768,300 km (0.081 R)
• M41: 111,718,792 km (0.097 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 11,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit