🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.5 AU - 0.58 AU

Year: 139 Days

Day: 39.4 Hours

Environment

Temp: 241 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,075,666 km

• M1: 453,880 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.51 AU - 0.69 AU

Year: 163 Days

Day: 41.8 Hours

Environment

Temp: 239 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.55 AU - 0.77 AU

Year: 188 Days

Day: 33.6 Hours

Environment

Temp: 237 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,075,666 km

• M1: 298,747 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.89 AU - 2.89 AU

Year: 1299 Days

Day: 22.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,075,666 km

• M1: 161,715 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.08 AU - 3.08 AU

Year: 1456 Days

Day: 23.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.9

Radius: 12

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.06 AU - 9.14 AU

Year: 8102 Days

Day: 7.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 51,075,666 km

• M1: 155,432 km (0.106 R)
• M2: 263,741 km (0.061 R)
• M3: 634,594 km (0.047 R)
• M4: 787,334 km (0.054 R)
• M5: 937,679 km (0.106 R)
• M6: 1,357,152 km (0.04 R)
• M7: 1,540,858 km (0.086 R)
• M8: 1,655,151 km (0.083 R)
• M9: 2,015,831 km (0.09 R)
• M10: 2,141,643 km (0.095 R)
• M11: 2,445,476 km (0.117 R)
• M12: 2,625,592 km (0.05 R)
• M13: 2,833,533 km (0.1 R)
• M14: 3,167,885 km (0.045 R)
• M15: 3,439,554 km (0.088 R)
• M16: 3,641,960 km (0.078 R)
• M17: 4,111,997 km (0.089 R)
• M18: 4,245,887 km (0.105 R)
• M19: 4,327,118 km (0.101 R)
• M20: 4,712,632 km (0.078 R)
• M21: 4,994,774 km (0.091 R)
• M22: 5,137,939 km (0.051 R)
• M23: 5,224,556 km (0.064 R)
• M24: 5,516,870 km (0.104 R)
• M25: 5,965,215 km (0.095 R)
• M26: 6,301,511 km (0.081 R)
• M27: 6,394,411 km (0.041 R)
• M28: 7,153,471 km (0.092 R)
• M29: 7,315,186 km (0.105 R)
• M30: 8,413,085 km (0.081 R)
• M31: 9,812,124 km (0.081 R)
• M32: 10,685,776 km (0.072 R)
• M33: 10,945,328 km (0.062 R)
• M34: 11,660,406 km (0.101 R)
• M35: 11,965,885 km (0.066 R)
• M36: 12,119,671 km (0.117 R)
• M37: 14,300,360 km (0.095 R)
• M38: 14,709,659 km (0.065 R)
• M39: 14,957,244 km (0.076 R)
• M40: 15,122,998 km (0.094 R)
• M41: 15,372,677 km (0.077 R)
• M42: 15,456,302 km (0.114 R)
• M43: 15,581,965 km (0.046 R)
• M44: 16,003,232 km (0.084 R)
• M45: 16,300,334 km (0.069 R)
• M46: 16,385,604 km (0.097 R)
• M47: 17,463,457 km (0.053 R)
• M48: 17,681,720 km (0.1 R)
• M49: 18,253,783 km (0.047 R)
• M50: 18,342,195 km (0.086 R)
• M51: 19,325,502 km (0.044 R)
• M52: 19,732,707 km (0.083 R)
• M53: 20,142,755 km (0.089 R)
• M54: 20,280,086 km (0.097 R)
• M55: 21,623,325 km (0.073 R)
• M56: 22,093,212 km (0.109 R)
• M57: 22,614,112 km (0.111 R)
• M58: 22,709,106 km (0.067 R)
• M59: 23,234,793 km (0.114 R)
• M60: 23,378,706 km (0.114 R)
• M61: 23,667,730 km (0.103 R)
• M62: 23,957,949 km (0.098 R)
• M63: 25,080,981 km (0.111 R)
• M64: 25,179,566 km (0.092 R)
• M65: 25,376,885 km (0.078 R)
• M66: 25,624,320 km (0.097 R)
• M67: 25,872,503 km (0.07 R)
• M68: 26,823,048 km (0.049 R)
• M69: 27,176,099 km (0.112 R)
• M70: 27,632,223 km (0.03 R)
• M71: 28,142,202 km (0.103 R)
• M72: 28,244,527 km (0.059 R)
• M73: 28,398,313 km (0.062 R)
• M74: 28,603,711 km (0.097 R)
• M75: 29,223,046 km (0.078 R)
• M76: 29,638,330 km (0.107 R)
• M77: 29,846,720 km (0.09 R)
• M78: 31,001,616 km (0.096 R)
• M79: 31,957,546 km (0.038 R)
• M80: 33,734,769 km (0.087 R)
• M81: 34,498,615 km (0.079 R)
• M82: 36,655,966 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.3

Radius: 8.1

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.49 AU - 11.69 AU

Year: 11265 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 51,075,666 km

• M1: 145,708 km (0.111 R)
• M2: 197,469 km (0.08 R)
• M3: 272,418 km (0.06 R)
• M4: 387,907 km (0.047 R)
• M5: 475,272 km (0.113 R)
• M6: 553,662 km (0.052 R)
• M7: 854,802 km (0.049 R)
• M8: 1,497,923 km (0.116 R)
• M9: 1,690,456 km (0.036 R)
• M10: 1,764,656 km (0.115 R)
• M11: 2,073,127 km (0.108 R)
• M12: 2,179,641 km (0.063 R)
• M13: 2,739,885 km (0.094 R)
• M14: 3,188,230 km (0.092 R)
• M15: 3,374,180 km (0.087 R)
• M16: 3,627,449 km (0.041 R)
• M17: 4,085,817 km (0.066 R)
• M18: 4,807,178 km (0.117 R)
• M19: 5,164,567 km (0.051 R)
• M20: 5,530,484 km (0.099 R)
• M21: 5,679,334 km (0.032 R)
• M22: 6,287,599 km (0.109 R)
• M23: 6,599,510 km (0.111 R)
• M24: 7,524,175 km (0.073 R)
• M25: 7,896,972 km (0.038 R)
• M26: 8,275,904 km (0.119 R)
• M27: 8,747,137 km (0.116 R)
• M28: 9,007,737 km (0.088 R)
• M29: 9,183,065 km (0.119 R)
• M30: 9,492,284 km (0.038 R)
• M31: 9,940,180 km (0.074 R)
• M32: 12,136,127 km (0.113 R)
• M33: 12,573,103 km (0.109 R)
• M34: 12,670,940 km (0.06 R)
• M35: 12,916,579 km (0.119 R)
• M36: 13,362,830 km (0.077 R)
• M37: 14,474,641 km (0.096 R)
• M38: 15,615,923 km (0.115 R)
• M39: 16,038,089 km (0.105 R)
• M40: 17,381,477 km (0.088 R)
• M41: 17,545,137 km (0.094 R)
• M42: 18,426,419 km (0.093 R)
• M43: 18,649,020 km (0.075 R)
• M44: 18,928,469 km (0.047 R)
• M45: 19,096,767 km (0.082 R)
• M46: 19,209,264 km (0.083 R)
• M47: 19,265,663 km (0.118 R)
• M48: 19,946,034 km (0.094 R)
• M49: 20,060,177 km (0.079 R)
• M50: 20,289,211 km (0.058 R)
• M51: 22,270,186 km (0.106 R)
• M52: 23,826,303 km (0.073 R)
• M53: 24,985,537 km (0.093 R)
• M54: 25,108,656 km (0.079 R)
• M55: 25,727,094 km (0.08 R)
• M56: 26,350,618 km (0.079 R)
• M57: 26,538,662 km (0.036 R)
• M58: 26,727,156 km (0.109 R)
• M59: 27,676,055 km (0.089 R)
• M60: 28,058,726 km (0.055 R)
• M61: 28,443,193 km (0.1 R)
• M62: 31,050,534 km (0.101 R)
• M63: 32,718,401 km (0.05 R)
• M64: 33,665,056 km (0.109 R)
• M65: 34,895,499 km (0.065 R)
• M66: 36,349,440 km (0.099 R)
• M67: 37,259,444 km (0.1 R)
• M68: 37,400,216 km (0.055 R)
• M69: 37,540,987 km (0.114 R)
• M70: 38,106,168 km (0.05 R)
• M71: 38,176,928 km (0.089 R)
• M72: 39,316,415 km (0.104 R)
• M73: 39,890,272 km (0.091 R)
• M74: 40,466,822 km (0.114 R)
• M75: 41,337,033 km (0.108 R)
• M76: 41,774,457 km (0.096 R)
• M77: 41,847,461 km (0.086 R)
• M78: 41,920,615 km (0.093 R)
• M79: 42,213,378 km (0.069 R)
• M80: 42,727,396 km (0.06 R)
• M81: 45,478,501 km (0.099 R)
• M82: 46,231,876 km (0.091 R)
• M83: 46,534,362 km (0.067 R)
• M84: 47,369,717 km (0.073 R)
• M85: 49,286,365 km (0.112 R)
• M86: 50,293,009 km (0.075 R)
• M87: 51,306,535 km (0.073 R)
• M88: 51,384,774 km (0.116 R)
• M89: 52,247,954 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.2

Radius: 8.7

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 9.52 AU - 14.18 AU

Year: 14337 Days

Day: 9.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 51,075,666 km

• M1: 109,805 km (0.094 R)
• M2: 211,382 km (0.114 R)
• M3: 413,788 km (0.026 R)
• M4: 546,930 km (0.099 R)
• M5: 627,563 km (0.085 R)
• M6: 747,690 km (0.096 R)
• M7: 1,768,546 km (0.069 R)
• M8: 1,842,298 km (0.1 R)
• M9: 2,044,255 km (0.106 R)
• M10: 2,893,223 km (0.093 R)
• M11: 3,524,227 km (0.109 R)
• M12: 3,743,836 km (0.102 R)
• M13: 4,463,252 km (0.051 R)
• M14: 4,838,893 km (0.073 R)
• M15: 5,295,914 km (0.103 R)
• M16: 5,511,634 km (0.106 R)
• M17: 5,951,602 km (0.089 R)
• M18: 6,100,751 km (0.118 R)
• M19: 6,326,793 km (0.079 R)
• M20: 6,787,405 km (0.112 R)
• M21: 7,179,501 km (0.113 R)
• M22: 7,498,444 km (0.119 R)
• M23: 8,108,953 km (0.119 R)
• M24: 8,441,209 km (0.078 R)
• M25: 8,608,909 km (0.099 R)
• M26: 8,693,282 km (0.105 R)
• M27: 8,862,627 km (0.097 R)
• M28: 9,420,926 km (0.116 R)
• M29: 9,990,595 km (0.096 R)
• M30: 10,346,638 km (0.086 R)
• M31: 10,481,276 km (0.1 R)
• M32: 11,163,143 km (0.078 R)
• M33: 11,254,996 km (0.109 R)
• M34: 12,000,143 km (0.06 R)
• M35: 12,141,662 km (0.076 R)
• M36: 12,905,509 km (0.092 R)
• M37: 13,050,469 km (0.098 R)
• M38: 14,630,073 km (0.087 R)
• M39: 14,831,881 km (0.059 R)
• M40: 16,951,832 km (0.09 R)
• M41: 17,323,134 km (0.098 R)
• M42: 17,590,017 km (0.09 R)
• M43: 17,804,540 km (0.088 R)
• M44: 17,965,956 km (0.096 R)
• M45: 18,181,976 km (0.097 R)
• M46: 18,398,893 km (0.118 R)
• M47: 18,453,197 km (0.097 R)
• M48: 18,725,764 km (0.062 R)
• M49: 18,780,517 km (0.093 R)
• M50: 19,219,886 km (0.112 R)
• M51: 19,330,139 km (0.03 R)
• M52: 20,276,795 km (0.116 R)
• M53: 20,389,143 km (0.08 R)
• M54: 20,614,587 km (0.107 R)
• M55: 21,352,553 km (0.107 R)
• M56: 21,524,142 km (0.113 R)
• M57: 21,696,179 km (0.111 R)
• M58: 23,500,330 km (0.069 R)
• M59: 23,559,271 km (0.083 R)
• M60: 25,050,163 km (0.085 R)
• M61: 25,959,270 km (0.069 R)
• M62: 26,509,939 km (0.102 R)
• M63: 27,560,565 km (0.102 R)
• M64: 27,872,178 km (0.1 R)
• M65: 29,066,866 km (0.083 R)
• M66: 29,447,593 km (0.096 R)
• M67: 30,085,927 km (0.11 R)
• M68: 30,599,796 km (0.049 R)
• M69: 30,664,272 km (0.118 R)
• M70: 31,246,208 km (0.113 R)
• M71: 32,618,469 km (0.111 R)
• M72: 33,080,278 km (0.083 R)
• M73: 33,411,338 km (0.083 R)
• M74: 36,031,844 km (0.07 R)
• M75: 36,782,825 km (0.056 R)
• M76: 36,920,006 km (0.115 R)
• M77: 38,300,346 km (0.049 R)
• M78: 38,369,759 km (0.041 R)
• M79: 39,838,212 km (0.106 R)
• M80: 40,543,865 km (0.076 R)
• M81: 40,756,294 km (0.068 R)
• M82: 40,898,263 km (0.06 R)
• M83: 41,467,333 km (0.101 R)
• M84: 43,697,538 km (0.071 R)
• M85: 44,425,182 km (0.048 R)
• M86: 44,717,496 km (0.068 R)
• M87: 45,303,770 km (0.067 R)
• M88: 46,632,199 km (0.118 R)
• M89: 50,465,346 km (0.073 R)
• M90: 50,770,226 km (0.084 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 12,958 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit