🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.58 AU - 0.62 AU

Year: 166 Days

Day: 40.6 Hours

Environment

Temp: 245 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,786,289 km

• M1: 357,090 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.64 AU - 0.8 AU

Year: 219 Days

Day: 20.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.87 AU - 0.91 AU

Year: 301 Days

Day: 42.1 Hours

Environment

Temp: 138 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 63,786,289 km

• M1: 323,281 km (0.092 R)
• M2: 377,136 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.4 AU - 2.2 AU

Year: 865 Days

Day: 32.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.81 AU - 2.23 AU

Year: 1028 Days

Day: 31.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,786,289 km

• M1: 382,522 km (0.097 R)
• M2: 518,805 km (0.096 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.25 AU - 3.51 AU

Year: 1751 Days

Day: 21.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.75 AU - 3.57 AU

Year: 2012 Days

Day: 17.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,786,289 km

• M1: 1,815,071 km (0.116 R)

Asteroid Belt

Center: 4.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.6

Radius: 9.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.74 AU - 5.86 AU

Year: 5003 Days

Day: 10.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 63,786,289 km

• M1: 244,293 km (0.092 R)
• M2: 333,454 km (0.089 R)
• M3: 458,667 km (0.102 R)
• M4: 650,751 km (0.08 R)
• M5: 752,627 km (0.08 R)
• M6: 1,062,294 km (0.091 R)
• M7: 1,311,973 km (0.108 R)
• M8: 1,523,056 km (0.084 R)
• M9: 1,903,783 km (0.071 R)
• M10: 2,118,007 km (0.111 R)
• M11: 2,326,995 km (0.093 R)
• M12: 2,515,488 km (0.069 R)
• M13: 2,611,680 km (0.113 R)
• M14: 2,737,043 km (0.101 R)
• M15: 2,864,650 km (0.089 R)
• M16: 3,258,990 km (0.093 R)
• M17: 3,455,112 km (0.058 R)
• M18: 3,748,773 km (0.111 R)
• M19: 4,376,935 km (0.115 R)
• M20: 4,476,567 km (0.108 R)
• M21: 4,543,287 km (0.115 R)
• M22: 4,644,116 km (0.084 R)
• M23: 4,745,693 km (0.09 R)
• M24: 5,055,062 km (0.052 R)
• M25: 5,264,798 km (0.059 R)
• M26: 5,388,665 km (0.101 R)
• M27: 5,513,280 km (0.056 R)
• M28: 5,603,039 km (0.102 R)
• M29: 5,675,145 km (0.063 R)
• M30: 6,095,814 km (0.094 R)
• M31: 6,319,313 km (0.078 R)
• M32: 6,545,505 km (0.112 R)
• M33: 7,083,758 km (0.113 R)
• M34: 7,200,894 km (0.118 R)
• M35: 7,318,777 km (0.089 R)
• M36: 7,476,902 km (0.096 R)
• M37: 7,857,030 km (0.103 R)
• M38: 8,202,601 km (0.039 R)
• M39: 8,284,580 km (0.089 R)
• M40: 8,573,753 km (0.104 R)
• M41: 8,803,386 km (0.073 R)
• M42: 8,866,367 km (0.108 R)
• M43: 9,035,113 km (0.102 R)
• M44: 9,119,785 km (0.096 R)
• M45: 9,183,514 km (0.1 R)
• M46: 9,396,990 km (0.108 R)
• M47: 9,482,859 km (0.041 R)
• M48: 9,742,113 km (0.103 R)
• M49: 9,959,927 km (0.118 R)
• M50: 10,289,641 km (0.066 R)
• M51: 10,444,774 km (0.117 R)
• M52: 10,667,675 km (0.119 R)
• M53: 11,186,330 km (0.064 R)
• M54: 11,598,024 km (0.083 R)
• M55: 12,131,340 km (0.053 R)
• M56: 12,365,760 km (0.111 R)
• M57: 12,554,253 km (0.092 R)
• M58: 12,696,371 km (0.101 R)
• M59: 12,791,366 km (0.115 R)
• M60: 12,862,874 km (0.093 R)
• M61: 12,958,168 km (0.117 R)
• M62: 13,125,867 km (0.119 R)
• M63: 13,197,823 km (0.071 R)
• M64: 13,925,467 km (0.113 R)
• M65: 14,368,277 km (0.101 R)
• M66: 14,591,477 km (0.073 R)
• M67: 14,790,741 km (0.116 R)
• M68: 15,368,937 km (0.114 R)
• M69: 15,826,557 km (0.11 R)
• M70: 15,954,463 km (0.051 R)
• M71: 16,443,648 km (0.027 R)
• M72: 17,121,028 km (0.055 R)
• M73: 17,674,839 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.8

Radius: 3.6

Gravity: 47.44 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 13.33 AU - 13.91 AU

Year: 18003 Days

Day: 20.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 63,786,289 km

• M1: 103,223 km (0.06 R)
• M2: 183,108 km (0.105 R)
• M3: 1,075,010 km (0.099 R)
• M4: 1,100,442 km (0.088 R)
• M5: 1,284,148 km (0.111 R)
• M6: 1,739,374 km (0.076 R)
• M7: 2,505,465 km (0.052 R)
• M8: 2,539,424 km (0.064 R)
• M9: 2,573,532 km (0.106 R)
• M10: 3,898,670 km (0.103 R)
• M11: 4,462,056 km (0.096 R)
• M12: 4,503,345 km (0.093 R)
• M13: 5,530,035 km (0.078 R)
• M14: 6,069,335 km (0.095 R)
• M15: 6,531,443 km (0.045 R)
• M16: 7,489,169 km (0.063 R)
• M17: 8,540,991 km (0.081 R)
• M18: 10,558,169 km (0.101 R)
• M19: 11,056,629 km (0.043 R)
• M20: 11,168,379 km (0.113 R)
• M21: 11,224,478 km (0.046 R)
• M22: 11,562,719 km (0.117 R)
• M23: 12,831,009 km (0.076 R)
• M24: 13,362,531 km (0.119 R)
• M25: 13,961,520 km (0.116 R)
• M26: 14,021,808 km (0.053 R)
• M27: 15,747,270 km (0.098 R)
• M28: 15,999,193 km (0.1 R)
• M29: 16,379,620 km (0.1 R)
• M30: 16,507,078 km (0.105 R)
• M31: 16,634,834 km (0.114 R)
• M32: 17,278,554 km (0.108 R)
• M33: 19,124,143 km (0.119 R)
• M34: 19,191,312 km (0.115 R)
• M35: 20,548,913 km (0.074 R)
• M36: 20,686,244 km (0.087 R)
• M37: 21,447,697 km (0.1 R)
• M38: 22,713,445 km (0.096 R)
• M39: 23,930,872 km (0.103 R)
• M40: 24,949,334 km (0.076 R)
• M41: 25,022,637 km (0.105 R)
• M42: 25,463,802 km (0.114 R)
• M43: 26,428,558 km (0.057 R)
• M44: 27,178,792 km (0.102 R)
• M45: 27,783,915 km (0.119 R)
• M46: 28,317,231 km (0.115 R)
• M47: 28,546,714 km (0.066 R)
• M48: 29,161,861 km (0.101 R)
• M49: 30,326,929 km (0.07 R)
• M50: 31,191,006 km (0.104 R)
• M51: 32,622,209 km (0.086 R)
• M52: 33,023,580 km (0.118 R)
• M53: 33,426,597 km (0.04 R)
• M54: 33,831,259 km (0.097 R)
• M55: 34,318,948 km (0.07 R)
• M56: 35,054,820 km (0.064 R)
• M57: 35,383,636 km (0.116 R)
• M58: 36,126,988 km (0.084 R)
• M59: 38,218,815 km (0.12 R)
• M60: 38,303,188 km (0.039 R)
• M61: 38,896,344 km (0.108 R)
• M62: 41,299,185 km (0.057 R)
• M63: 42,869,065 km (0.073 R)
• M64: 43,484,810 km (0.118 R)
• M65: 43,661,186 km (0.096 R)
• M66: 44,458,243 km (0.044 R)
• M67: 45,439,007 km (0.087 R)
• M68: 45,707,685 km (0.078 R)
• M69: 46,066,720 km (0.115 R)
• M70: 46,877,989 km (0.098 R)
• M71: 49,708,530 km (0.113 R)
• M72: 49,893,134 km (0.063 R)
• M73: 51,284,244 km (0.108 R)
• M74: 52,312,431 km (0.031 R)
• M75: 52,406,228 km (0.104 R)
• M76: 54,199,159 km (0.119 R)
• M77: 56,492,644 km (0.1 R)
• M78: 57,457,550 km (0.061 R)
• M79: 58,233,365 km (0.052 R)
• M80: 59,012,620 km (0.115 R)
• M81: 60,778,623 km (0.032 R)
• M82: 62,860,876 km (0.092 R)
• M83: 63,860,638 km (0.103 R)
• M84: 64,462,919 km (0.058 R)
• M85: 64,563,449 km (0.108 R)
• M86: 65,774,444 km (0.03 R)
• M87: 66,789,316 km (0.114 R)
• M88: 66,891,042 km (0.04 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.3

Radius: 6.2

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 14.82 AU - 15.84 AU

Year: 21497 Days

Day: 24.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 63,786,289 km

• M1: 79,137 km (0.116 R)
• M2: 194,178 km (0.067 R)
• M3: 876,494 km (0.099 R)
• M4: 1,060,649 km (0.109 R)
• M5: 1,942,528 km (0.118 R)
• M6: 2,031,689 km (0.08 R)
• M7: 2,091,827 km (0.079 R)
• M8: 2,497,088 km (0.098 R)
• M9: 4,269,673 km (0.112 R)
• M10: 4,503,345 km (0.079 R)
• M11: 4,741,056 km (0.09 R)
• M12: 5,105,476 km (0.054 R)
• M13: 5,395,098 km (0.079 R)
• M14: 5,904,179 km (0.119 R)
• M15: 7,334,933 km (0.109 R)
• M16: 8,329,161 km (0.081 R)
• M17: 8,719,013 km (0.107 R)
• M18: 8,916,183 km (0.059 R)
• M19: 9,415,391 km (0.068 R)
• M20: 9,465,805 km (0.066 R)
• M21: 10,597,962 km (0.091 R)
• M22: 10,967,169 km (0.063 R)
• M23: 11,179,898 km (0.116 R)
• M24: 11,718,001 km (0.116 R)
• M25: 12,099,625 km (0.083 R)
• M26: 12,485,438 km (0.089 R)
• M27: 13,838,252 km (0.069 R)
• M28: 14,532,087 km (0.087 R)
• M29: 14,648,773 km (0.086 R)
• M30: 15,773,151 km (0.102 R)
• M31: 16,558,390 km (0.106 R)
• M32: 16,863,719 km (0.099 R)
• M33: 17,109,508 km (0.066 R)
• M34: 18,041,204 km (0.106 R)
• M35: 18,103,886 km (0.095 R)
• M36: 18,355,360 km (0.116 R)
• M37: 19,373,074 km (0.09 R)
• M38: 20,083,365 km (0.051 R)
• M39: 20,409,039 km (0.097 R)
• M40: 21,795,662 km (0.103 R)
• M41: 22,669,313 km (0.089 R)
• M42: 23,076,369 km (0.118 R)
• M43: 23,622,850 km (0.114 R)
• M44: 25,358,036 km (0.061 R)
• M45: 25,921,870 km (0.066 R)
• M46: 26,846,983 km (0.045 R)
• M47: 26,918,641 km (0.104 R)
• M48: 26,990,298 km (0.104 R)
• M49: 28,437,059 km (0.083 R)
• M50: 29,538,548 km (0.09 R)
• M51: 29,908,803 km (0.065 R)
• M52: 31,028,842 km (0.119 R)
• M53: 31,556,175 km (0.088 R)
• M54: 33,079,231 km (0.087 R)
• M55: 33,772,318 km (0.113 R)
• M56: 33,927,002 km (0.054 R)
• M57: 34,314,760 km (0.097 R)
• M58: 35,094,613 km (0.116 R)
• M59: 35,329,781 km (0.053 R)
• M60: 36,513,100 km (0.064 R)
• M61: 39,161,880 km (0.065 R)
• M62: 39,405,725 km (0.095 R)
• M63: 39,568,637 km (0.081 R)
• M64: 39,650,168 km (0.079 R)
• M65: 39,731,698 km (0.085 R)
• M66: 40,058,570 km (0.044 R)
• M67: 43,207,455 km (0.09 R)
• M68: 43,880,496 km (0.111 R)
• M69: 44,472,305 km (0.103 R)
• M70: 45,066,658 km (0.032 R)
• M71: 46,005,983 km (0.105 R)
• M72: 46,779,404 km (0.072 R)
• M73: 47,124,376 km (0.106 R)
• M74: 47,557,013 km (0.116 R)
• M75: 47,817,164 km (0.109 R)
• M76: 50,798,500 km (0.115 R)
• M77: 51,865,133 km (0.049 R)
• M78: 53,118,763 km (0.116 R)
• M79: 53,388,638 km (0.025 R)
• M80: 53,568,903 km (0.09 R)
• M81: 53,659,111 km (0.107 R)
• M82: 57,031,047 km (0.068 R)
• M83: 57,307,504 km (0.07 R)
• M84: 57,676,711 km (0.104 R)
• M85: 58,510,420 km (0.044 R)
• M86: 60,095,858 km (0.099 R)
• M87: 60,564,848 km (0.051 R)
• M88: 63,118,483 km (0.106 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 18,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit