🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.64 AU - 0.96 AU

Year: 264 Days

Day: 40.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.88 AU - 1.04 AU

Year: 347 Days

Day: 39.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,550,724 km

• M1: 121,922 km (0.075 R)

Asteroid Belt

Center: 2.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.5

Radius: 9.6

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.18 AU - 5.12 AU

Year: 3700 Days

Day: 6 Hours

Environment

Temp: -147 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 28,550,724 km

• M1: 121,473 km (0.11 R)
• M2: 212,579 km (0.043 R)
• M3: 337,044 km (0.064 R)
• M4: 432,039 km (0.112 R)
• M5: 876,494 km (0.113 R)
• M6: 991,684 km (0.116 R)
• M7: 1,212,192 km (0.092 R)
• M8: 1,315,414 km (0.066 R)
• M9: 1,462,469 km (0.033 R)
• M10: 1,729,202 km (0.105 R)
• M11: 1,860,998 km (0.094 R)
• M12: 2,229,158 km (0.09 R)
• M13: 2,373,071 km (0.066 R)
• M14: 3,121,060 km (0.106 R)
• M15: 3,391,982 km (0.111 R)
• M16: 3,558,185 km (0.077 R)
• M17: 3,708,232 km (0.077 R)
• M18: 3,803,077 km (0.09 R)
• M19: 4,837,098 km (0.093 R)
• M20: 5,256,869 km (0.064 R)
• M21: 5,342,290 km (0.072 R)
• M22: 5,406,617 km (0.037 R)
• M23: 5,601,243 km (0.104 R)
• M24: 5,997,379 km (0.102 R)
• M25: 6,153,858 km (0.113 R)
• M26: 6,448,267 km (0.047 R)
• M27: 6,956,899 km (0.107 R)
• M28: 7,050,697 km (0.108 R)
• M29: 7,287,361 km (0.118 R)
• M30: 7,598,824 km (0.11 R)
• M31: 7,719,699 km (0.108 R)
• M32: 7,865,706 km (0.119 R)
• M33: 8,012,612 km (0.111 R)
• M34: 8,111,047 km (0.116 R)
• M35: 9,015,366 km (0.113 R)
• M36: 9,401,478 km (0.096 R)
• M37: 9,714,437 km (0.075 R)
• M38: 10,057,166 km (0.101 R)
• M39: 10,323,599 km (0.111 R)
• M40: 10,484,567 km (0.052 R)
• M41: 10,592,427 km (0.113 R)
• M42: 10,673,509 km (0.103 R)
• M43: 11,301,970 km (0.028 R)
• M44: 11,412,522 km (0.085 R)
• M45: 11,551,200 km (0.05 R)
• M46: 11,634,675 km (0.081 R)
• M47: 11,858,174 km (0.059 R)
• M48: 12,252,963 km (0.09 R)
• M49: 12,451,928 km (0.094 R)
• M50: 12,738,109 km (0.077 R)
• M51: 12,968,490 km (0.063 R)
• M52: 13,609,517 km (0.093 R)
• M53: 14,141,636 km (0.085 R)
• M54: 14,350,325 km (0.078 R)
• M55: 14,891,870 km (0.104 R)
• M56: 15,013,044 km (0.12 R)
• M57: 15,073,930 km (0.114 R)
• M58: 15,409,478 km (0.096 R)
• M59: 15,624,301 km (0.119 R)
• M60: 15,778,387 km (0.114 R)
• M61: 15,870,988 km (0.117 R)
• M62: 16,556,296 km (0.116 R)
• M63: 16,776,354 km (0.111 R)
• M64: 17,251,178 km (0.036 R)
• M65: 17,794,667 km (0.101 R)
• M66: 18,246,602 km (0.12 R)
• M67: 19,029,896 km (0.111 R)
• M68: 19,260,427 km (0.111 R)
• M69: 20,057,933 km (0.09 R)
• M70: 20,393,331 km (0.119 R)
• M71: 20,696,865 km (0.108 R)
• M72: 21,001,895 km (0.114 R)
• M73: 21,822,589 km (0.075 R)
• M74: 21,960,369 km (0.086 R)
• M75: 22,098,448 km (0.045 R)
• M76: 22,167,562 km (0.107 R)
• M77: 22,306,090 km (0.101 R)
• M78: 22,514,480 km (0.085 R)
• M79: 22,618,899 km (0.064 R)
• M80: 22,898,048 km (0.111 R)
• M81: 23,495,094 km (0.095 R)
• M82: 23,636,464 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939

Radius: 10.4

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.94 AU - 6.4 AU

Year: 4337 Days

Day: 5.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 28,550,724 km

• M1: 264,190 km (0.103 R)
• M2: 345,571 km (0.118 R)
• M3: 448,794 km (0.064 R)
• M4: 632,799 km (0.07 R)
• M5: 855,849 km (0.071 R)
• M6: 977,024 km (0.056 R)
• M7: 1,133,653 km (0.104 R)
• M8: 1,408,015 km (0.059 R)
• M9: 1,504,356 km (0.097 R)
• M10: 1,737,878 km (0.06 R)
• M11: 1,806,693 km (0.096 R)
• M12: 2,165,579 km (0.111 R)
• M13: 2,665,236 km (0.117 R)
• M14: 3,221,590 km (0.105 R)
• M15: 3,371,637 km (0.093 R)
• M16: 3,858,727 km (0.108 R)
• M17: 3,949,683 km (0.119 R)
• M18: 4,203,551 km (0.076 R)
• M19: 4,415,232 km (0.042 R)
• M20: 4,534,461 km (0.116 R)
• M21: 4,922,967 km (0.116 R)
• M22: 5,171,299 km (0.035 R)
• M23: 6,205,469 km (0.041 R)
• M24: 6,718,740 km (0.062 R)
• M25: 7,161,699 km (0.08 R)
• M26: 7,245,773 km (0.069 R)
• M27: 7,330,296 km (0.055 R)
• M28: 7,959,504 km (0.063 R)
• M29: 8,104,913 km (0.113 R)
• M30: 8,457,665 km (0.119 R)
• M31: 8,606,066 km (0.057 R)
• M32: 8,875,492 km (0.096 R)
• M33: 9,239,015 km (0.081 R)
• M34: 9,793,574 km (0.074 R)
• M35: 10,517,777 km (0.079 R)
• M36: 10,838,067 km (0.06 R)
• M37: 11,521,130 km (0.027 R)
• M38: 11,917,714 km (0.059 R)
• M39: 12,051,006 km (0.112 R)
• M40: 13,548,630 km (0.035 R)
• M41: 13,687,756 km (0.113 R)
• M42: 14,002,361 km (0.07 R)
• M43: 14,284,053 km (0.082 R)
• M44: 15,866,500 km (0.096 R)
• M45: 16,197,111 km (0.03 R)
• M46: 16,865,066 km (0.114 R)
• M47: 17,164,710 km (0.099 R)
• M48: 17,428,451 km (0.112 R)
• M49: 17,693,539 km (0.083 R)
• M50: 18,036,267 km (0.108 R)
• M51: 18,304,347 km (0.095 R)
• M52: 18,651,115 km (0.078 R)
• M53: 19,155,708 km (0.043 R)
• M54: 19,272,843 km (0.064 R)
• M55: 19,390,128 km (0.069 R)
• M56: 19,586,101 km (0.097 R)
• M57: 19,704,134 km (0.12 R)
• M58: 19,822,316 km (0.115 R)
• M59: 20,656,324 km (0.109 R)
• M60: 21,299,446 km (0.071 R)
• M61: 21,582,784 km (0.056 R)
• M62: 21,908,309 km (0.074 R)
• M63: 22,071,670 km (0.119 R)
• M64: 23,309,592 km (0.089 R)
• M65: 24,189,527 km (0.104 R)
• M66: 25,465,447 km (0.086 R)
• M67: 25,680,120 km (0.103 R)
• M68: 25,895,541 km (0.094 R)
• M69: 26,806,742 km (0.118 R)
• M70: 27,112,669 km (0.06 R)
• M71: 27,463,925 km (0.118 R)
• M72: 27,640,151 km (0.101 R)
• M73: 27,860,808 km (0.071 R)
• M74: 28,437,508 km (0.087 R)
• M75: 29,062,827 km (0.102 R)
• M76: 30,281,900 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.4

Radius: 12.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.31 AU - 5.77 AU

Year: 4811 Days

Day: 6.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 28,550,724 km

• M1: 179,517 km (0.059 R)
• M2: 292,165 km (0.072 R)
• M3: 377,884 km (0.047 R)
• M4: 525,388 km (0.06 R)
• M5: 707,748 km (0.107 R)
• M6: 1,057,059 km (0.093 R)
• M7: 1,489,995 km (0.072 R)
• M8: 1,598,902 km (0.101 R)
• M9: 1,825,094 km (0.111 R)
• M10: 2,131,620 km (0.1 R)
• M11: 2,291,391 km (0.085 R)
• M12: 2,833,084 km (0.07 R)
• M13: 2,930,473 km (0.086 R)
• M14: 3,149,035 km (0.118 R)
• M15: 3,665,597 km (0.064 R)
• M16: 4,164,506 km (0.032 R)
• M17: 4,478,960 km (0.089 R)
• M18: 4,754,520 km (0.115 R)
• M19: 4,847,719 km (0.068 R)
• M20: 5,371,012 km (0.06 R)
• M21: 6,139,048 km (0.096 R)
• M22: 6,497,335 km (0.06 R)
• M23: 6,809,845 km (0.12 R)
• M24: 7,261,032 km (0.108 R)
• M25: 7,368,742 km (0.096 R)
• M26: 7,914,775 km (0.088 R)
• M27: 8,081,127 km (0.104 R)
• M28: 8,276,652 km (0.118 R)
• M29: 8,361,025 km (0.069 R)
• M30: 8,644,214 km (0.11 R)
• M31: 8,988,139 km (0.092 R)
• M32: 9,659,983 km (0.109 R)
• M33: 9,987,004 km (0.092 R)
• M34: 10,136,901 km (0.098 R)
• M35: 10,317,765 km (0.049 R)
• M36: 10,866,789 km (0.117 R)
• M37: 11,300,474 km (0.088 R)
• M38: 11,645,147 km (0.114 R)
• M39: 12,057,140 km (0.11 R)
• M40: 12,506,083 km (0.098 R)
• M41: 12,895,187 km (0.091 R)
• M42: 14,390,118 km (0.12 R)
• M43: 14,491,695 km (0.096 R)
• M44: 15,416,958 km (0.106 R)
• M45: 15,555,635 km (0.087 R)
• M46: 15,694,761 km (0.046 R)
• M47: 15,869,342 km (0.029 R)
• M48: 16,114,683 km (0.094 R)
• M49: 16,502,740 km (0.115 R)
• M50: 16,715,767 km (0.083 R)
• M51: 17,288,278 km (0.073 R)
• M52: 17,831,019 km (0.119 R)
• M53: 18,305,693 km (0.064 R)
• M54: 18,452,748 km (0.117 R)
• M55: 18,563,151 km (0.067 R)
• M56: 18,970,057 km (0.066 R)
• M57: 20,933,380 km (0.085 R)
• M58: 21,048,570 km (0.083 R)
• M59: 21,241,102 km (0.106 R)
• M60: 22,212,441 km (0.07 R)
• M61: 22,330,025 km (0.067 R)
• M62: 22,447,759 km (0.102 R)
• M63: 22,802,306 km (0.088 R)
• M64: 22,960,431 km (0.119 R)
• M65: 23,198,441 km (0.119 R)
• M66: 23,917,109 km (0.109 R)
• M67: 24,643,108 km (0.082 R)
• M68: 24,805,421 km (0.096 R)
• M69: 25,049,565 km (0.087 R)
• M70: 25,212,776 km (0.09 R)
• M71: 25,663,515 km (0.112 R)
• M72: 26,739,273 km (0.115 R)
• M73: 28,041,223 km (0.051 R)
• M74: 28,210,718 km (0.079 R)
• M75: 28,550,754 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 15,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit