🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.6 AU - 0.66 AU

Year: 180 Days

Day: 28.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,028,912 km

• M1: 410,197 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.37 AU - 2.11 AU

Year: 826 Days

Day: 44.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 68.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.68 AU - 5.18 AU

Year: 3356 Days

Day: 15.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.3

Radius: 14.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.64 AU - 5.68 AU

Year: 4846 Days

Day: 7.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 84,028,912 km

• M1: 236,215 km (0.088 R)
• M2: 340,934 km (0.084 R)
• M3: 559,047 km (0.115 R)
• M4: 707,000 km (0.093 R)
• M5: 1,005,746 km (0.078 R)
• M6: 1,119,740 km (0.114 R)
• M7: 1,409,212 km (0.084 R)
• M8: 1,571,675 km (0.063 R)
• M9: 1,775,278 km (0.102 R)
• M10: 1,898,247 km (0.115 R)
• M11: 2,005,958 km (0.049 R)
• M12: 2,097,512 km (0.116 R)
• M13: 2,636,513 km (0.092 R)
• M14: 2,757,687 km (0.088 R)
• M15: 4,330,709 km (0.119 R)
• M16: 4,620,330 km (0.103 R)
• M17: 4,991,333 km (0.102 R)
• M18: 5,346,478 km (0.084 R)
• M19: 5,449,402 km (0.087 R)
• M20: 5,657,492 km (0.117 R)
• M21: 5,841,647 km (0.095 R)
• M22: 5,974,490 km (0.094 R)
• M23: 6,570,937 km (0.118 R)
• M24: 7,073,287 km (0.066 R)
• M25: 7,357,672 km (0.099 R)
• M26: 7,674,969 km (0.087 R)
• M27: 7,879,320 km (0.081 R)
• M28: 8,174,327 km (0.093 R)
• M29: 8,473,074 km (0.062 R)
• M30: 8,744,893 km (0.114 R)
• M31: 8,897,333 km (0.07 R)
• M32: 9,142,823 km (0.088 R)
• M33: 9,266,541 km (0.097 R)
• M34: 9,640,685 km (0.056 R)
• M35: 9,798,212 km (0.093 R)
• M36: 10,565,798 km (0.09 R)
• M37: 10,728,112 km (0.078 R)
• M38: 11,452,465 km (0.09 R)
• M39: 12,023,031 km (0.113 R)
• M40: 12,844,473 km (0.094 R)
• M41: 12,983,150 km (0.069 R)
• M42: 14,039,012 km (0.101 R)
• M43: 15,269,006 km (0.113 R)
• M44: 15,489,663 km (0.114 R)
• M45: 15,674,416 km (0.112 R)
• M46: 16,195,465 km (0.086 R)
• M47: 17,140,026 km (0.057 R)
• M48: 17,331,063 km (0.111 R)
• M49: 17,638,187 km (0.098 R)
• M50: 17,869,914 km (0.083 R)
• M51: 18,024,748 km (0.037 R)
• M52: 18,219,076 km (0.116 R)
• M53: 19,638,760 km (0.099 R)
• M54: 19,878,864 km (0.086 R)
• M55: 20,483,389 km (0.029 R)
• M56: 20,808,166 km (0.108 R)
• M57: 21,175,728 km (0.117 R)
• M58: 21,421,966 km (0.039 R)
• M59: 21,586,674 km (0.103 R)
• M60: 22,000,162 km (0.118 R)
• M61: 22,374,606 km (0.074 R)
• M62: 23,003,365 km (0.111 R)
• M63: 23,341,008 km (0.111 R)
• M64: 23,722,931 km (0.11 R)
• M65: 23,893,323 km (0.075 R)
• M66: 24,751,417 km (0.08 R)
• M67: 25,663,365 km (0.104 R)
• M68: 25,969,742 km (0.061 R)
• M69: 26,189,351 km (0.088 R)
• M70: 26,674,796 km (0.041 R)
• M71: 26,940,781 km (0.12 R)
• M72: 27,430,714 km (0.1 R)
• M73: 27,878,610 km (0.081 R)
• M74: 28,419,407 km (0.089 R)
• M75: 28,645,748 km (0.119 R)
• M76: 28,918,166 km (0.058 R)
• M77: 29,145,854 km (0.03 R)
• M78: 29,602,875 km (0.09 R)
• M79: 29,694,729 km (0.05 R)
• M80: 30,339,346 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.5

Radius: 3.1

Gravity: 68.21 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 13.68 AU - 18.96 AU

Year: 23727 Days

Day: 19.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 84,028,912 km

• M1: 350,807 km (0.101 R)
• M2: 977,622 km (0.099 R)
• M3: 1,151,604 km (0.034 R)
• M4: 1,527,843 km (0.102 R)
• M5: 2,615,270 km (0.101 R)
• M6: 4,966,799 km (0.088 R)
• M7: 5,363,682 km (0.086 R)
• M8: 5,515,075 km (0.117 R)
• M9: 5,977,632 km (0.086 R)
• M10: 6,399,348 km (0.053 R)
• M11: 6,506,161 km (0.069 R)
• M12: 6,830,489 km (0.115 R)
• M13: 7,270,905 km (0.091 R)
• M14: 8,237,008 km (0.103 R)
• M15: 8,295,052 km (0.038 R)
• M16: 10,286,350 km (0.086 R)
• M17: 11,887,645 km (0.112 R)
• M18: 12,952,333 km (0.09 R)
• M19: 13,087,570 km (0.095 R)
• M20: 13,223,255 km (0.074 R)
• M21: 13,291,172 km (0.115 R)
• M22: 13,701,819 km (0.106 R)
• M23: 14,186,067 km (0.113 R)
• M24: 14,465,217 km (0.083 R)
• M25: 15,888,341 km (0.08 R)
• M26: 16,689,886 km (0.103 R)
• M27: 17,206,747 km (0.115 R)
• M28: 17,579,096 km (0.086 R)
• M29: 17,803,792 km (0.071 R)
• M30: 19,403,293 km (0.104 R)
• M31: 19,790,751 km (0.087 R)
• M32: 22,574,169 km (0.096 R)
• M33: 23,063,504 km (0.119 R)
• M34: 23,227,313 km (0.108 R)
• M35: 23,391,572 km (0.077 R)
• M36: 23,886,741 km (0.114 R)
• M37: 24,552,302 km (0.074 R)
• M38: 26,413,598 km (0.059 R)
• M39: 27,101,599 km (0.114 R)
• M40: 27,447,769 km (0.1 R)
• M41: 28,057,230 km (0.103 R)
• M42: 29,289,318 km (0.101 R)
• M43: 29,555,603 km (0.088 R)
• M44: 32,813,395 km (0.057 R)
• M45: 33,552,708 km (0.066 R)
• M46: 33,831,409 km (0.046 R)
• M47: 34,390,905 km (0.066 R)
• M48: 36,182,938 km (0.101 R)
• M49: 40,546,708 km (0.046 R)
• M50: 40,645,442 km (0.094 R)
• M51: 41,240,243 km (0.111 R)
• M52: 41,339,576 km (0.092 R)
• M53: 43,647,722 km (0.107 R)
• M54: 44,664,239 km (0.075 R)
• M55: 45,688,536 km (0.082 R)
• M56: 46,306,824 km (0.109 R)
• M57: 46,616,940 km (0.119 R)
• M58: 51,887,124 km (0.028 R)
• M59: 52,316,769 km (0.108 R)
• M60: 55,686,611 km (0.089 R)
• M61: 56,126,428 km (0.067 R)
• M62: 56,788,549 km (0.074 R)
• M63: 56,899,101 km (0.077 R)
• M64: 57,231,358 km (0.103 R)
• M65: 57,342,210 km (0.104 R)
• M66: 57,453,062 km (0.077 R)
• M67: 59,912,002 km (0.118 R)
• M68: 60,814,526 km (0.041 R)
• M69: 61,835,382 km (0.099 R)
• M70: 61,949,077 km (0.113 R)
• M71: 63,778,958 km (0.065 R)
• M72: 64,354,311 km (0.082 R)
• M73: 64,815,970 km (0.045 R)
• M74: 68,195,237 km (0.107 R)
• M75: 68,312,820 km (0.096 R)
• M76: 69,255,586 km (0.098 R)
• M77: 71,153,983 km (0.112 R)
• M78: 76,951,050 km (0.111 R)
• M79: 77,073,421 km (0.068 R)
• M80: 79,040,185 km (0.061 R)
• M81: 79,782,040 km (0.087 R)
• M82: 81,521,864 km (0.083 R)
• M83: 81,646,628 km (0.118 R)
• M84: 82,021,221 km (0.097 R)
• M85: 83,777,052 km (0.091 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 20,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit