🌌 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: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.78 AU - 0.82 AU

Year: 317 Days

Day: 12.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,363,291 km

• M1: 165,006 km (0.103 R)
• M2: 326,423 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.06 AU - 1.16 AU

Year: 518 Days

Day: 32.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.11 AU - 1.47 AU

Year: 649 Days

Day: 13.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.16 AU - 1.74 AU

Year: 773 Days

Day: 31.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,363,291 km

• M1: 267,331 km (0.059 R)

Asteroid Belt

Center: 2.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.5

Radius: 9.5

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.44 AU - 3.8 AU

Year: 2441 Days

Day: 11.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 36,363,291 km

• M1: 118,781 km (0.099 R)
• M2: 223,948 km (0.078 R)
• M3: 345,870 km (0.063 R)
• M4: 417,528 km (0.077 R)
• M5: 544,835 km (0.113 R)
• M6: 640,877 km (0.056 R)
• M7: 752,627 km (0.113 R)
• M8: 861,235 km (0.047 R)
• M9: 964,757 km (0.117 R)
• M10: 1,094,907 km (0.096 R)
• M11: 1,349,074 km (0.102 R)
• M12: 1,470,846 km (0.112 R)
• M13: 1,558,361 km (0.12 R)
• M14: 1,994,888 km (0.115 R)
• M15: 2,064,301 km (0.095 R)
• M16: 2,191,310 km (0.099 R)
• M17: 2,262,967 km (0.118 R)
• M18: 2,453,255 km (0.1 R)
• M19: 2,740,932 km (0.04 R)
• M20: 3,071,543 km (0.098 R)
• M21: 3,299,082 km (0.037 R)
• M22: 3,365,055 km (0.05 R)
• M23: 3,464,986 km (0.11 R)
• M24: 3,616,678 km (0.079 R)
• M25: 4,299,443 km (0.095 R)
• M26: 4,444,553 km (0.114 R)
• M27: 4,628,109 km (0.117 R)
• M28: 4,776,810 km (0.08 R)
• M29: 5,097,996 km (0.079 R)
• M30: 5,174,590 km (0.044 R)
• M31: 5,622,636 km (0.108 R)
• M32: 5,821,302 km (0.09 R)
• M33: 5,881,291 km (0.06 R)
• M34: 7,190,122 km (0.049 R)
• M35: 7,319,375 km (0.12 R)
• M36: 7,405,843 km (0.076 R)
• M37: 7,645,798 km (0.056 R)
• M38: 7,821,874 km (0.098 R)
• M39: 7,888,296 km (0.109 R)
• M40: 8,267,975 km (0.077 R)
• M41: 8,380,772 km (0.11 R)
• M42: 8,539,645 km (0.086 R)
• M43: 8,676,527 km (0.077 R)
• M44: 8,952,535 km (0.112 R)
• M45: 9,278,359 km (0.097 R)
• M46: 9,631,709 km (0.105 R)
• M47: 9,702,918 km (0.104 R)
• M48: 10,375,959 km (0.093 R)
• M49: 10,964,776 km (0.062 R)
• M50: 11,970,223 km (0.107 R)
• M51: 12,046,967 km (0.076 R)
• M52: 12,432,331 km (0.079 R)
• M53: 12,743,644 km (0.117 R)
• M54: 12,874,094 km (0.088 R)
• M55: 13,136,488 km (0.093 R)
• M56: 13,506,593 km (0.098 R)
• M57: 13,907,067 km (0.116 R)
• M58: 13,987,551 km (0.069 R)
• M59: 14,068,333 km (0.113 R)
• M60: 14,419,888 km (0.084 R)
• M61: 15,186,877 km (0.089 R)
• M62: 15,826,856 km (0.081 R)
• M63: 16,305,570 km (0.055 R)
• M64: 16,789,070 km (0.066 R)
• M65: 16,874,939 km (0.067 R)
• M66: 16,989,531 km (0.089 R)
• M67: 17,508,636 km (0.119 R)
• M68: 17,740,961 km (0.11 R)
• M69: 18,948,066 km (0.081 R)
• M70: 19,007,606 km (0.082 R)
• M71: 19,456,250 km (0.065 R)
• M72: 20,059,878 km (0.075 R)
• M73: 20,242,237 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.8

Radius: 10.9

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.47 AU - 4.57 AU

Year: 3570 Days

Day: 11.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 36,363,291 km

• M1: 139,874 km (0.063 R)
• M2: 226,790 km (0.108 R)
• M3: 314,305 km (0.091 R)
• M4: 454,778 km (0.12 R)
• M5: 529,726 km (0.09 R)
• M6: 806,931 km (0.043 R)
• M7: 1,013,077 km (0.082 R)
• M8: 1,291,927 km (0.12 R)
• M9: 1,433,447 km (0.079 R)
• M10: 1,520,812 km (0.038 R)
• M11: 1,763,161 km (0.028 R)
• M12: 1,841,550 km (0.119 R)
• M13: 1,937,292 km (0.064 R)
• M14: 2,100,504 km (0.117 R)
• M15: 2,183,830 km (0.067 R)
• M16: 2,354,072 km (0.088 R)
• M17: 2,511,000 km (0.109 R)
• M18: 2,635,466 km (0.06 R)
• M19: 2,965,329 km (0.082 R)
• M20: 3,347,402 km (0.112 R)
• M21: 3,425,791 km (0.11 R)
• M22: 3,504,779 km (0.103 R)
• M23: 3,765,678 km (0.075 R)
• M24: 3,929,338 km (0.096 R)
• M25: 4,074,597 km (0.103 R)
• M26: 4,370,502 km (0.115 R)
• M27: 4,542,839 km (0.109 R)
• M28: 5,050,574 km (0.035 R)
• M29: 5,163,371 km (0.083 R)
• M30: 5,254,176 km (0.105 R)
• M31: 5,599,747 km (0.096 R)
• M32: 5,857,953 km (0.069 R)
• M33: 6,072,028 km (0.115 R)
• M34: 6,508,106 km (0.101 R)
• M35: 6,631,075 km (0.1 R)
• M36: 6,904,241 km (0.081 R)
• M37: 7,004,472 km (0.113 R)
• M38: 7,282,724 km (0.095 R)
• M39: 7,876,328 km (0.105 R)
• M40: 8,033,854 km (0.071 R)
• M41: 8,218,907 km (0.098 R)
• M42: 8,351,900 km (0.112 R)
• M43: 8,728,138 km (0.114 R)
• M44: 9,220,166 km (0.108 R)
• M45: 9,303,043 km (0.086 R)
• M46: 10,088,581 km (0.079 R)
• M47: 10,230,998 km (0.099 R)
• M48: 10,374,313 km (0.081 R)
• M49: 10,633,716 km (0.096 R)
• M50: 10,983,027 km (0.088 R)
• M51: 11,217,896 km (0.088 R)
• M52: 11,782,627 km (0.114 R)
• M53: 11,932,824 km (0.117 R)
• M54: 12,235,011 km (0.03 R)
• M55: 12,908,800 km (0.054 R)
• M56: 13,156,834 km (0.09 R)
• M57: 13,437,778 km (0.086 R)
• M58: 13,594,706 km (0.059 R)
• M59: 13,720,668 km (0.105 R)
• M60: 14,388,473 km (0.091 R)
• M61: 14,839,510 km (0.094 R)
• M62: 15,164,587 km (0.043 R)
• M63: 15,755,648 km (0.058 R)
• M64: 16,555,398 km (0.106 R)
• M65: 16,892,592 km (0.101 R)
• M66: 17,163,962 km (0.106 R)
• M67: 17,266,137 km (0.108 R)
• M68: 17,779,857 km (0.116 R)
• M69: 17,986,750 km (0.088 R)
• M70: 18,194,392 km (0.086 R)
• M71: 18,682,231 km (0.092 R)
• M72: 19,350,933 km (0.103 R)
• M73: 19,635,020 km (0.06 R)
• M74: 19,741,833 km (0.065 R)
• M75: 21,440,965 km (0.08 R)
• M76: 22,252,234 km (0.073 R)
• M77: 22,363,685 km (0.061 R)
• M78: 22,624,434 km (0.065 R)
• M79: 23,073,676 km (0.095 R)
• M80: 24,133,428 km (0.044 R)
• M81: 24,477,353 km (0.071 R)
• M82: 25,869,661 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.8

Radius: 11

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.75 AU - 7.51 AU

Year: 6722 Days

Day: 8.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 36,363,291 km

• M1: 210,185 km (0.091 R)
• M2: 415,882 km (0.061 R)
• M3: 494,271 km (0.062 R)
• M4: 591,360 km (0.074 R)
• M5: 723,306 km (0.12 R)
• M6: 1,003,054 km (0.118 R)
• M7: 1,147,715 km (0.053 R)
• M8: 1,494,632 km (0.116 R)
• M9: 1,973,794 km (0.097 R)
• M10: 2,766,214 km (0.087 R)
• M11: 2,857,319 km (0.081 R)
• M12: 2,926,434 km (0.046 R)
• M13: 3,066,308 km (0.076 R)
• M14: 3,401,257 km (0.061 R)
• M15: 3,773,457 km (0.071 R)
• M16: 3,900,465 km (0.102 R)
• M17: 4,028,970 km (0.082 R)
• M18: 4,290,168 km (0.107 R)
• M19: 4,449,489 km (0.109 R)
• M20: 5,050,723 km (0.111 R)
• M21: 5,275,868 km (0.096 R)
• M22: 5,504,154 km (0.08 R)
• M23: 6,510,948 km (0.095 R)
• M24: 7,318,777 km (0.064 R)
• M25: 7,994,361 km (0.062 R)
• M26: 8,125,259 km (0.116 R)
• M27: 8,223,993 km (0.057 R)
• M28: 8,589,311 km (0.105 R)
• M29: 9,962,171 km (0.069 R)
• M30: 10,103,092 km (0.065 R)
• M31: 10,387,179 km (0.107 R)
• M32: 10,673,958 km (0.114 R)
• M33: 10,999,632 km (0.111 R)
• M34: 11,218,644 km (0.12 R)
• M35: 11,586,804 km (0.095 R)
• M36: 11,735,055 km (0.093 R)
• M37: 11,809,555 km (0.051 R)
• M38: 12,108,900 km (0.068 R)
• M39: 12,259,396 km (0.065 R)
• M40: 12,638,627 km (0.03 R)
• M41: 12,829,663 km (0.067 R)
• M42: 12,944,853 km (0.094 R)
• M43: 13,214,728 km (0.056 R)
• M44: 13,369,711 km (0.029 R)
• M45: 14,035,571 km (0.112 R)
• M46: 14,472,248 km (0.097 R)
• M47: 14,551,983 km (0.048 R)
• M48: 15,358,765 km (0.044 R)
• M49: 15,521,826 km (0.119 R)
• M50: 15,890,884 km (0.112 R)
• M51: 16,679,564 km (0.101 R)
• M52: 17,184,307 km (0.078 R)
• M53: 17,268,830 km (0.078 R)
• M54: 17,395,988 km (0.109 R)
• M55: 17,736,623 km (0.103 R)
• M56: 18,165,520 km (0.033 R)
• M57: 19,164,983 km (0.119 R)
• M58: 20,048,508 km (0.095 R)
• M59: 20,316,288 km (0.061 R)
• M60: 20,764,932 km (0.052 R)
• M61: 21,035,854 km (0.033 R)
• M62: 21,307,823 km (0.109 R)
• M63: 21,489,884 km (0.045 R)
• M64: 22,176,837 km (0.075 R)
• M65: 22,546,194 km (0.109 R)
• M66: 22,917,646 km (0.074 R)
• M67: 23,478,638 km (0.104 R)
• M68: 23,996,845 km (0.105 R)
• M69: 24,900,715 km (0.067 R)
• M70: 25,815,805 km (0.059 R)
• M71: 25,961,214 km (0.116 R)
• M72: 26,204,311 km (0.075 R)
• M73: 26,301,699 km (0.049 R)
• M74: 27,036,524 km (0.088 R)
• M75: 27,381,646 km (0.047 R)
• M76: 27,728,265 km (0.049 R)
• M77: 28,425,989 km (0.041 R)
• M78: 29,078,984 km (0.096 R)
• M79: 30,195,283 km (0.058 R)
• M80: 31,067,588 km (0.065 R)
• M81: 32,260,781 km (0.058 R)
• M82: 34,211,537 km (0.047 R)
• M83: 34,371,457 km (0.118 R)
• M84: 35,389,620 km (0.041 R)
• M85: 35,551,186 km (0.099 R)
• M86: 35,713,200 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 18,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit