🌌 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: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.53 AU - 0.67 AU

Year: 197 Days

Day: 23.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.59 AU - 0.73 AU

Year: 228 Days

Day: 34.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 24,150,779 km

• M1: 176,226 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.62 AU - 0.78 AU

Year: 249 Days

Day: 30.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.88 AU - 1.04 AU

Year: 399 Days

Day: 15.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.81 AU - 1.87 AU

Year: 1060 Days

Day: 12.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.15 AU - 2.95 AU

Year: 1729 Days

Day: 45.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 177.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.6

Radius: 13.7

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.76 AU - 4.42 AU

Year: 3512 Days

Day: 8.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 24,150,779 km

• M1: 207,043 km (0.115 R)
• M2: 342,430 km (0.062 R)
• M3: 442,511 km (0.069 R)
• M4: 648,507 km (0.103 R)
• M5: 793,318 km (0.085 R)
• M6: 1,308,832 km (0.096 R)
• M7: 1,402,480 km (0.059 R)
• M8: 1,684,771 km (0.098 R)
• M9: 2,136,108 km (0.073 R)
• M10: 2,390,424 km (0.047 R)
• M11: 2,550,943 km (0.116 R)
• M12: 2,669,873 km (0.066 R)
• M13: 2,975,801 km (0.092 R)
• M14: 3,069,898 km (0.039 R)
• M15: 3,212,764 km (0.103 R)
• M16: 3,309,404 km (0.108 R)
• M17: 3,439,704 km (0.116 R)
• M18: 3,638,519 km (0.072 R)
• M19: 3,790,062 km (0.068 R)
• M20: 3,875,333 km (0.043 R)
• M21: 4,134,736 km (0.098 R)
• M22: 4,543,736 km (0.107 R)
• M23: 4,762,299 km (0.114 R)
• M24: 4,854,451 km (0.108 R)
• M25: 5,191,196 km (0.07 R)
• M26: 5,343,337 km (0.085 R)
• M27: 5,986,757 km (0.109 R)
• M28: 6,551,938 km (0.11 R)
• M29: 6,654,712 km (0.115 R)
• M30: 7,071,192 km (0.119 R)
• M31: 7,582,218 km (0.089 R)
• M32: 8,617,585 km (0.102 R)
• M33: 8,889,105 km (0.092 R)
• M34: 9,301,696 km (0.096 R)
• M35: 9,440,673 km (0.101 R)
• M36: 9,838,005 km (0.101 R)
• M37: 9,932,401 km (0.095 R)
• M38: 10,050,733 km (0.119 R)
• M39: 10,312,679 km (0.115 R)
• M40: 10,456,592 km (0.045 R)
• M41: 10,940,990 km (0.059 R)
• M42: 11,756,298 km (0.111 R)
• M43: 12,183,999 km (0.102 R)
• M44: 12,437,866 km (0.111 R)
• M45: 12,847,914 km (0.107 R)
• M46: 13,132,449 km (0.08 R)
• M47: 13,392,899 km (0.118 R)
• M48: 13,786,790 km (0.115 R)
• M49: 14,024,950 km (0.102 R)
• M50: 14,237,828 km (0.065 R)
• M51: 14,586,092 km (0.108 R)
• M52: 14,720,730 km (0.111 R)
• M53: 14,909,971 km (0.101 R)
• M54: 15,018,579 km (0.069 R)
• M55: 15,482,632 km (0.043 R)
• M56: 15,592,586 km (0.049 R)
• M57: 15,730,366 km (0.095 R)
• M58: 15,979,297 km (0.049 R)
• M59: 16,173,774 km (0.052 R)
• M60: 17,844,632 km (0.114 R)
• M61: 18,075,462 km (0.12 R)
• M62: 18,920,391 km (0.068 R)
• M63: 19,332,832 km (0.119 R)
• M64: 20,076,782 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.9

Radius: 13.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.16 AU - 6.93 AU

Year: 5537 Days

Day: 11.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 24,150,779 km

• M1: 172,337 km (0.107 R)
• M2: 256,710 km (0.06 R)
• M3: 1,095,056 km (0.084 R)
• M4: 1,303,297 km (0.084 R)
• M5: 1,560,306 km (0.119 R)
• M6: 1,704,518 km (0.107 R)
• M7: 1,834,369 km (0.111 R)
• M8: 1,929,364 km (0.076 R)
• M9: 2,224,371 km (0.061 R)
• M10: 2,387,881 km (0.069 R)
• M11: 2,924,788 km (0.08 R)
• M12: 3,059,426 km (0.072 R)
• M13: 3,666,345 km (0.063 R)
• M14: 3,787,519 km (0.076 R)
• M15: 3,959,257 km (0.04 R)
• M16: 4,058,740 km (0.107 R)
• M17: 5,071,218 km (0.045 R)
• M18: 5,675,893 km (0.103 R)
• M19: 5,873,063 km (0.075 R)
• M20: 6,245,412 km (0.106 R)
• M21: 6,419,993 km (0.072 R)
• M22: 6,537,277 km (0.116 R)
• M23: 7,164,541 km (0.066 R)
• M24: 7,286,314 km (0.087 R)
• M25: 7,408,685 km (0.107 R)
• M26: 8,221,001 km (0.113 R)
• M27: 8,444,501 km (0.071 R)
• M28: 8,605,468 km (0.082 R)
• M29: 8,799,945 km (0.034 R)
• M30: 8,930,394 km (0.055 R)
• M31: 9,895,750 km (0.047 R)
• M32: 10,167,868 km (0.067 R)
• M33: 10,964,028 km (0.119 R)
• M34: 11,139,805 km (0.109 R)
• M35: 11,529,657 km (0.1 R)
• M36: 11,780,234 km (0.099 R)
• M37: 11,924,147 km (0.086 R)
• M38: 12,105,011 km (0.099 R)
• M39: 12,359,626 km (0.116 R)
• M40: 12,911,343 km (0.102 R)
• M41: 13,134,244 km (0.068 R)
• M42: 13,283,543 km (0.09 R)
• M43: 14,076,860 km (0.095 R)
• M44: 14,306,344 km (0.12 R)
• M45: 14,963,377 km (0.075 R)
• M46: 15,551,297 km (0.098 R)
• M47: 15,709,422 km (0.106 R)
• M48: 16,066,961 km (0.098 R)
• M49: 16,387,100 km (0.115 R)
• M50: 16,547,918 km (0.074 R)
• M51: 16,749,726 km (0.071 R)
• M52: 16,952,431 km (0.112 R)
• M53: 17,812,469 km (0.08 R)
• M54: 18,519,020 km (0.086 R)
• M55: 18,896,904 km (0.104 R)
• M56: 19,489,611 km (0.11 R)
• M57: 20,088,600 km (0.064 R)
• M58: 20,998,305 km (0.091 R)
• M59: 21,744,649 km (0.095 R)
• M60: 21,877,193 km (0.05 R)
• M61: 22,365,779 km (0.088 R)
• M62: 22,544,250 km (0.03 R)
• M63: 22,633,709 km (0.098 R)
• M64: 23,761,827 km (0.095 R)
• M65: 24,080,919 km (0.096 R)
• M66: 24,264,027 km (0.082 R)
• M67: 24,493,360 km (0.085 R)
• M68: 26,590,573 km (0.068 R)
• M69: 27,397,653 km (0.113 R)
• M70: 27,924,238 km (0.11 R)
• M71: 28,116,621 km (0.028 R)
• M72: 28,212,962 km (0.094 R)
• M73: 28,890,341 km (0.111 R)
• M74: 31,753,195 km (0.067 R)
• M75: 32,004,220 km (0.033 R)
• M76: 32,306,259 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.7

Radius: 8.4

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.63 AU - 10.69 AU

Year: 11771 Days

Day: 11.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 24,150,779 km

• M1: 123,867 km (0.115 R)
• M2: 498,011 km (0.081 R)
• M3: 556,205 km (0.092 R)
• M4: 719,117 km (0.103 R)
• M5: 841,488 km (0.097 R)
• M6: 1,365,230 km (0.034 R)
• M7: 1,466,957 km (0.098 R)
• M8: 1,843,195 km (0.034 R)
• M9: 1,918,144 km (0.092 R)
• M10: 1,975,141 km (0.084 R)
• M11: 2,189,066 km (0.082 R)
• M12: 2,918,654 km (0.06 R)
• M13: 4,328,315 km (0.087 R)
• M14: 4,709,491 km (0.11 R)
• M15: 4,890,953 km (0.073 R)
• M16: 5,640,438 km (0.071 R)
• M17: 6,655,759 km (0.104 R)
• M18: 8,250,622 km (0.071 R)
• M19: 8,754,467 km (0.088 R)
• M20: 8,913,939 km (0.077 R)
• M21: 9,496,024 km (0.098 R)
• M22: 9,890,962 km (0.11 R)
• M23: 10,459,734 km (0.11 R)
• M24: 10,833,429 km (0.086 R)
• M25: 11,349,990 km (0.067 R)
• M26: 11,419,404 km (0.075 R)
• M27: 11,945,091 km (0.116 R)
• M28: 12,015,851 km (0.096 R)
• M29: 12,514,610 km (0.084 R)
• M30: 13,275,315 km (0.116 R)
• M31: 13,458,722 km (0.085 R)
• M32: 13,532,324 km (0.058 R)
• M33: 13,827,930 km (0.097 R)
• M34: 14,088,379 km (0.075 R)
• M35: 14,200,578 km (0.111 R)
• M36: 14,350,475 km (0.094 R)
• M37: 15,376,417 km (0.102 R)
• M38: 15,723,634 km (0.074 R)
• M39: 16,701,705 km (0.048 R)
• M40: 18,470,400 km (0.11 R)
• M41: 19,961,442 km (0.115 R)
• M42: 20,255,701 km (0.098 R)
• M43: 21,275,959 km (0.071 R)
• M44: 21,533,566 km (0.094 R)
• M45: 21,749,137 km (0.118 R)
• M46: 21,835,604 km (0.056 R)
• M47: 22,225,756 km (0.1 R)
• M48: 23,057,221 km (0.085 R)
• M49: 23,233,597 km (0.057 R)
• M50: 24,256,098 km (0.087 R)
• M51: 24,525,374 km (0.116 R)
• M52: 24,660,311 km (0.076 R)
• M53: 24,885,755 km (0.038 R)
• M54: 24,976,113 km (0.053 R)
• M55: 25,111,947 km (0.103 R)
• M56: 25,520,798 km (0.116 R)
• M57: 26,714,141 km (0.05 R)
• M58: 26,806,742 km (0.035 R)
• M59: 27,085,143 km (0.078 R)
• M60: 29,298,145 km (0.057 R)
• M61: 30,595,457 km (0.118 R)
• M62: 30,692,397 km (0.116 R)
• M63: 31,666,428 km (0.094 R)
• M64: 32,157,259 km (0.113 R)
• M65: 32,354,279 km (0.074 R)
• M66: 32,947,884 km (0.114 R)
• M67: 33,146,550 km (0.051 R)
• M68: 33,246,032 km (0.083 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.7

Radius: 10.3

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.96 AU - 9.82 AU

Year: 12217 Days

Day: 7.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 24,150,779 km

• M1: 136,583 km (0.12 R)
• M2: 223,050 km (0.077 R)
• M3: 334,800 km (0.086 R)
• M4: 463,604 km (0.091 R)
• M5: 671,694 km (0.112 R)
• M6: 787,483 km (0.104 R)
• M7: 933,790 km (0.1 R)
• M8: 1,427,164 km (0.076 R)
• M9: 1,509,742 km (0.059 R)
• M10: 1,916,947 km (0.08 R)
• M11: 2,149,123 km (0.098 R)
• M12: 2,970,266 km (0.094 R)
• M13: 3,112,982 km (0.064 R)
• M14: 3,860,373 km (0.04 R)
• M15: 3,938,014 km (0.116 R)
• M16: 4,702,759 km (0.076 R)
• M17: 5,059,699 km (0.117 R)
• M18: 5,144,970 km (0.037 R)
• M19: 5,317,008 km (0.114 R)
• M20: 5,381,933 km (0.057 R)
• M21: 5,447,307 km (0.068 R)
• M22: 5,822,050 km (0.097 R)
• M23: 6,228,208 km (0.054 R)
• M24: 6,319,762 km (0.05 R)
• M25: 7,211,216 km (0.065 R)
• M26: 7,355,578 km (0.107 R)
• M27: 7,428,133 km (0.067 R)
• M28: 7,549,606 km (0.072 R)
• M29: 7,671,828 km (0.088 R)
• M30: 8,017,249 km (0.074 R)
• M31: 8,443,603 km (0.097 R)
• M32: 8,570,462 km (0.079 R)
• M33: 8,697,919 km (0.101 R)
• M34: 8,800,394 km (0.117 R)
• M35: 9,188,002 km (0.076 R)
• M36: 9,687,210 km (0.083 R)
• M37: 10,033,828 km (0.072 R)
• M38: 10,141,240 km (0.055 R)
• M39: 10,357,409 km (0.073 R)
• M40: 10,739,332 km (0.1 R)
• M41: 11,070,242 km (0.068 R)
• M42: 11,153,568 km (0.047 R)
• M43: 11,629,439 km (0.1 R)
• M44: 11,912,478 km (0.079 R)
• M45: 12,226,484 km (0.098 R)
• M46: 12,456,566 km (0.09 R)
• M47: 12,630,099 km (0.104 R)
• M48: 12,804,381 km (0.085 R)
• M49: 13,184,808 km (0.083 R)
• M50: 13,717,676 km (0.055 R)
• M51: 13,896,894 km (0.112 R)
• M52: 14,136,999 km (0.114 R)
• M53: 14,318,012 km (0.111 R)
• M54: 15,887,593 km (0.09 R)
• M55: 16,044,372 km (0.12 R)
• M56: 16,454,569 km (0.107 R)
• M57: 17,575,805 km (0.087 R)
• M58: 18,326,038 km (0.117 R)
• M59: 19,622,005 km (0.116 R)
• M60: 19,790,302 km (0.081 R)
• M61: 20,094,435 km (0.087 R)
• M62: 20,298,187 km (0.091 R)
• M63: 20,468,280 km (0.092 R)
• M64: 20,810,111 km (0.053 R)
• M65: 21,085,072 km (0.113 R)
• M66: 21,568,871 km (0.072 R)
• M67: 22,301,602 km (0.098 R)
• M68: 22,759,222 km (0.078 R)
• M69: 23,006,956 km (0.097 R)
• M70: 23,148,924 km (0.101 R)
• M71: 23,291,192 km (0.085 R)
• M72: 23,469,363 km (0.104 R)
• M73: 23,540,871 km (0.112 R)
• M74: 23,863,104 km (0.041 R)
• M75: 23,934,911 km (0.11 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: 323 - 12,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit