🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.57 AU - 0.59 AU

Year: 285 Days

Day: 20.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,292,987 km

• M1: 154,684 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.3

Radius: 11.4

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.69 AU - 0.69 AU

Year: 370 Days

Day: 5.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,292,987 km

• M1: 141,819 km (0.081 R)
• M2: 215,870 km (0.06 R)
• M3: 292,613 km (0.09 R)
• M4: 385,663 km (0.095 R)
• M5: 457,470 km (0.107 R)
• M6: 550,520 km (0.101 R)
• M7: 627,713 km (0.119 R)
• M8: 711,787 km (0.111 R)
• M9: 895,493 km (0.093 R)
• M10: 983,606 km (0.114 R)
• M11: 1,075,010 km (0.104 R)
• M12: 1,196,484 km (0.066 R)
• M13: 1,282,353 km (0.066 R)
• M14: 1,470,397 km (0.084 R)
• M15: 1,556,267 km (0.093 R)
• M16: 1,630,318 km (0.12 R)
• M17: 1,722,769 km (0.106 R)
• M18: 1,827,787 km (0.078 R)
• M19: 1,938,639 km (0.095 R)
• M20: 2,048,144 km (0.104 R)
• M21: 2,189,814 km (0.096 R)
• M22: 2,273,439 km (0.073 R)
• M23: 2,393,117 km (0.094 R)
• M24: 2,471,506 km (0.092 R)
• M25: 2,570,690 km (0.102 R)
• M26: 2,663,141 km (0.101 R)
• M27: 2,859,713 km (0.107 R)

Asteroid Belt

Center: 2.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.2

Radius: 13.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.12 AU - 4.32 AU

Year: 4633 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 149.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 38,292,987 km

• M1: 184,903 km (0.076 R)
• M2: 287,228 km (0.112 R)
• M3: 410,646 km (0.12 R)
• M4: 512,971 km (0.05 R)
• M5: 984,803 km (0.079 R)
• M6: 1,382,284 km (0.1 R)
• M7: 1,525,898 km (0.113 R)
• M8: 2,110,228 km (0.109 R)
• M9: 2,581,012 km (0.119 R)
• M10: 2,821,266 km (0.081 R)
• M11: 3,736,356 km (0.1 R)
• M12: 3,837,784 km (0.097 R)
• M13: 4,147,751 km (0.072 R)
• M14: 4,253,067 km (0.074 R)
• M15: 4,556,003 km (0.056 R)
• M16: 4,792,517 km (0.088 R)
• M17: 5,661,831 km (0.078 R)
• M18: 5,995,583 km (0.098 R)
• M19: 6,174,802 km (0.044 R)
• M20: 6,376,160 km (0.07 R)
• M21: 6,785,460 km (0.085 R)
• M22: 6,993,401 km (0.081 R)
• M23: 7,224,380 km (0.106 R)
• M24: 7,309,202 km (0.101 R)
• M25: 7,522,230 km (0.109 R)
• M26: 7,651,183 km (0.084 R)
• M27: 7,976,708 km (0.073 R)
• M28: 8,108,205 km (0.106 R)
• M29: 8,240,449 km (0.06 R)
• M30: 8,799,048 km (0.117 R)
• M31: 9,117,242 km (0.109 R)
• M32: 9,718,476 km (0.072 R)
• M33: 10,308,640 km (0.098 R)
• M34: 10,547,996 km (0.096 R)
• M35: 10,764,913 km (0.091 R)
• M36: 10,959,091 km (0.119 R)
• M37: 11,056,629 km (0.094 R)
• M38: 11,449,473 km (0.1 R)
• M39: 11,897,070 km (0.089 R)
• M40: 12,022,433 km (0.117 R)
• M41: 12,502,792 km (0.081 R)
• M42: 13,222,357 km (0.087 R)
• M43: 13,352,208 km (0.089 R)
• M44: 13,691,945 km (0.067 R)
• M45: 13,796,963 km (0.048 R)
• M46: 14,353,317 km (0.055 R)
• M47: 14,567,093 km (0.097 R)
• M48: 14,782,065 km (0.099 R)
• M49: 15,160,697 km (0.117 R)
• M50: 15,707,178 km (0.116 R)
• M51: 16,538,942 km (0.071 R)
• M52: 16,819,438 km (0.104 R)
• M53: 17,016,758 km (0.063 R)
• M54: 17,813,666 km (0.115 R)
• M55: 18,101,193 km (0.092 R)
• M56: 18,361,194 km (0.09 R)
• M57: 18,797,571 km (0.11 R)
• M58: 19,090,334 km (0.065 R)
• M59: 19,207,768 km (0.103 R)
• M60: 19,414,064 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.3

Radius: 6

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.5 AU - 7.92 AU

Year: 11223 Days

Day: 18.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 38,292,987 km

• M1: 96,939 km (0.069 R)
• M2: 174,730 km (0.103 R)
• M3: 234,869 km (0.091 R)
• M4: 273,166 km (0.094 R)
• M5: 324,927 km (0.107 R)
• M6: 391,946 km (0.118 R)
• M7: 514,766 km (0.045 R)
• M8: 636,240 km (0.108 R)
• M9: 955,631 km (0.072 R)
• M10: 1,038,508 km (0.108 R)
• M11: 1,106,575 km (0.114 R)
• M12: 1,211,444 km (0.097 R)
• M13: 1,468,901 km (0.104 R)
• M14: 1,663,379 km (0.118 R)
• M15: 1,991,447 km (0.115 R)
• M16: 2,076,568 km (0.117 R)
• M17: 2,163,036 km (0.063 R)
• M18: 2,406,880 km (0.115 R)
• M19: 2,636,214 km (0.107 R)
• M20: 2,968,919 km (0.113 R)
• M21: 3,042,073 km (0.111 R)
• M22: 3,340,371 km (0.111 R)
• M23: 3,991,421 km (0.08 R)
• M24: 4,045,276 km (0.112 R)
• M25: 4,099,281 km (0.089 R)
• M26: 4,153,585 km (0.07 R)
• M27: 4,794,761 km (0.117 R)
• M28: 4,851,908 km (0.114 R)
• M29: 4,909,353 km (0.093 R)
• M30: 5,229,343 km (0.101 R)
• M31: 5,858,851 km (0.119 R)
• M32: 6,260,521 km (0.077 R)
• M33: 6,928,177 km (0.096 R)
• M34: 7,057,878 km (0.109 R)
• M35: 7,988,227 km (0.059 R)
• M36: 8,606,515 km (0.086 R)
• M37: 9,888,569 km (0.11 R)
• M38: 10,181,481 km (0.106 R)
• M39: 10,626,236 km (0.057 R)
• M40: 10,663,635 km (0.114 R)
• M41: 10,701,035 km (0.096 R)
• M42: 11,229,115 km (0.109 R)
• M43: 11,381,556 km (0.084 R)
• M44: 11,611,637 km (0.071 R)
• M45: 11,881,811 km (0.05 R)
• M46: 12,076,139 km (0.068 R)
• M47: 12,115,034 km (0.038 R)
• M48: 12,349,903 km (0.103 R)
• M49: 13,183,462 km (0.102 R)
• M50: 14,446,966 km (0.116 R)
• M51: 14,612,870 km (0.057 R)
• M52: 14,820,960 km (0.086 R)
• M53: 14,862,698 km (0.098 R)
• M54: 15,114,172 km (0.071 R)
• M55: 16,219,551 km (0.095 R)
• M56: 17,043,685 km (0.12 R)
• M57: 17,482,905 km (0.111 R)
• M58: 17,970,295 km (0.068 R)
• M59: 18,014,875 km (0.104 R)
• M60: 19,550,796 km (0.1 R)
• M61: 19,826,206 km (0.108 R)
• M62: 20,102,812 km (0.114 R)
• M63: 22,218,276 km (0.063 R)
• M64: 22,313,869 km (0.078 R)
• M65: 22,361,740 km (0.086 R)
• M66: 23,229,408 km (0.11 R)
• M67: 24,304,867 km (0.118 R)
• M68: 24,600,921 km (0.052 R)
• M69: 25,396,333 km (0.073 R)
• M70: 25,897,635 km (0.094 R)
• M71: 26,250,686 km (0.097 R)
• M72: 26,554,370 km (0.086 R)
• M73: 26,605,233 km (0.103 R)
• M74: 26,706,810 km (0.119 R)
• M75: 26,859,400 km (0.055 R)
• M76: 27,421,439 km (0.119 R)
• M77: 27,729,611 km (0.081 R)
• M78: 30,608,173 km (0.035 R)
• M79: 30,821,201 km (0.107 R)
• M80: 31,355,863 km (0.081 R)
• M81: 31,463,125 km (0.096 R)
• M82: 31,516,831 km (0.111 R)
• M83: 31,947,672 km (0.053 R)
• M84: 32,488,768 km (0.118 R)
• M85: 32,651,680 km (0.091 R)
• M86: 36,304,112 km (0.114 R)
• M87: 37,436,269 km (0.105 R)
• M88: 37,778,249 km (0.114 R)
• M89: 38,006,685 km (0.112 R)
• M90: 38,063,832 km (0.088 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: 281 - 16,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit