🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.7 AU - 0.72 AU

Year: 267 Days

Day: 33.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.78 AU - 0.86 AU

Year: 331 Days

Day: 39.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 80.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.85 AU - 0.93 AU

Year: 375 Days

Day: 15.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.28 AU - 1.36 AU

Year: 677 Days

Day: 21.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.36 AU - 1.46 AU

Year: 747 Days

Day: 47.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,334,449 km

• M1: 88,263 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.8

Radius: 15

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.35 AU - 3.49 AU

Year: 2822 Days

Day: 5.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 92,334,449 km

• M1: 217,814 km (0.053 R)
• M2: 373,097 km (0.082 R)
• M3: 606,470 km (0.12 R)
• M4: 722,857 km (0.115 R)
• M5: 895,343 km (0.114 R)
• M6: 1,052,571 km (0.12 R)
• M7: 1,453,942 km (0.105 R)
• M8: 1,582,745 km (0.047 R)
• M9: 1,764,956 km (0.098 R)
• M10: 1,877,902 km (0.052 R)
• M11: 2,019,272 km (0.054 R)
• M12: 2,137,754 km (0.069 R)
• M13: 2,409,872 km (0.092 R)
• M14: 2,722,382 km (0.085 R)
• M15: 2,883,798 km (0.112 R)
• M16: 3,139,611 km (0.077 R)
• M17: 3,247,171 km (0.107 R)
• M18: 3,418,760 km (0.111 R)
• M19: 3,641,661 km (0.091 R)
• M20: 3,820,281 km (0.068 R)
• M21: 3,935,471 km (0.098 R)
• M22: 4,425,105 km (0.117 R)
• M23: 5,024,244 km (0.084 R)
• M24: 5,499,816 km (0.074 R)
• M25: 5,743,212 km (0.082 R)
• M26: 5,951,901 km (0.118 R)
• M27: 6,143,835 km (0.101 R)
• M28: 6,357,461 km (0.042 R)
• M29: 6,593,227 km (0.081 R)
• M30: 6,732,203 km (0.057 R)
• M31: 6,831,985 km (0.118 R)
• M32: 6,972,607 km (0.103 R)
• M33: 7,114,127 km (0.077 R)
• M34: 7,236,348 km (0.066 R)
• M35: 7,503,380 km (0.093 R)
• M36: 7,606,902 km (0.117 R)
• M37: 7,731,966 km (0.049 R)
• M38: 8,004,982 km (0.116 R)
• M39: 8,324,074 km (0.055 R)
• M40: 8,647,355 km (0.097 R)
• M41: 8,930,993 km (0.076 R)
• M42: 9,040,947 km (0.113 R)
• M43: 9,373,354 km (0.104 R)
• M44: 10,096,061 km (0.056 R)
• M45: 10,556,823 km (0.047 R)
• M46: 10,743,221 km (0.118 R)
• M47: 11,166,284 km (0.039 R)
• M48: 11,427,632 km (0.033 R)
• M49: 11,523,225 km (0.051 R)
• M50: 11,715,009 km (0.094 R)
• M51: 11,859,670 km (0.113 R)
• M52: 12,493,217 km (0.054 R)
• M53: 12,764,588 km (0.087 R)
• M54: 12,963,254 km (0.052 R)
• M55: 14,022,706 km (0.107 R)
• M56: 14,227,655 km (0.112 R)
• M57: 15,770,009 km (0.106 R)
• M58: 16,574,546 km (0.12 R)
• M59: 16,927,448 km (0.092 R)
• M60: 17,091,108 km (0.057 R)
• M61: 17,392,548 km (0.098 R)
• M62: 17,530,178 km (0.029 R)
• M63: 17,806,485 km (0.041 R)
• M64: 18,195,739 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.8

Radius: 11.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.46 AU - 3.76 AU

Year: 3061 Days

Day: 12.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 92,334,449 km

• M1: 139,874 km (0.112 R)
• M2: 223,948 km (0.093 R)
• M3: 404,812 km (0.058 R)
• M4: 540,497 km (0.053 R)
• M5: 880,982 km (0.109 R)
• M6: 986,149 km (0.072 R)
• M7: 1,095,954 km (0.088 R)
• M8: 1,178,532 km (0.052 R)
• M9: 1,328,279 km (0.036 R)
• M10: 1,659,340 km (0.04 R)
• M11: 2,054,876 km (0.088 R)
• M12: 2,158,398 km (0.115 R)
• M13: 2,290,343 km (0.062 R)
• M14: 2,452,208 km (0.093 R)
• M15: 2,604,200 km (0.066 R)
• M16: 2,801,968 km (0.115 R)
• M17: 3,303,271 km (0.106 R)
• M18: 3,721,397 km (0.116 R)
• M19: 3,800,684 km (0.106 R)
• M20: 4,107,359 km (0.095 R)
• M21: 4,321,733 km (0.107 R)
• M22: 4,455,623 km (0.067 R)
• M23: 4,556,901 km (0.097 R)
• M24: 4,761,850 km (0.083 R)
• M25: 4,882,725 km (0.12 R)
• M26: 5,022,300 km (0.109 R)
• M27: 5,358,895 km (0.118 R)
• M28: 5,611,715 km (0.111 R)
• M29: 5,702,970 km (0.111 R)
• M30: 5,831,624 km (0.102 R)
• M31: 5,979,876 km (0.033 R)
• M32: 6,110,475 km (0.069 R)
• M33: 6,336,816 km (0.109 R)
• M34: 6,914,563 km (0.109 R)
• M35: 8,431,934 km (0.068 R)
• M36: 8,684,156 km (0.073 R)
• M37: 9,174,389 km (0.073 R)
• M38: 9,325,333 km (0.114 R)
• M39: 9,629,765 km (0.077 R)
• M40: 9,981,918 km (0.057 R)
• M41: 10,070,480 km (0.049 R)
• M42: 10,159,491 km (0.081 R)
• M43: 10,293,381 km (0.12 R)
• M44: 10,472,749 km (0.106 R)
• M45: 10,562,956 km (0.114 R)
• M46: 10,926,030 km (0.098 R)
• M47: 11,132,026 km (0.118 R)
• M48: 11,293,143 km (0.104 R)
• M49: 12,228,878 km (0.087 R)
• M50: 12,922,862 km (0.112 R)
• M51: 13,043,738 km (0.061 R)
• M52: 13,408,906 km (0.087 R)
• M53: 13,826,733 km (0.103 R)
• M54: 13,950,450 km (0.099 R)
• M55: 14,273,881 km (0.1 R)
• M56: 14,398,795 km (0.086 R)
• M57: 14,675,252 km (0.113 R)
• M58: 15,156,807 km (0.108 R)
• M59: 15,284,414 km (0.095 R)
• M60: 15,566,406 km (0.032 R)
• M61: 16,135,477 km (0.087 R)
• M62: 16,213,567 km (0.084 R)
• M63: 16,344,166 km (0.055 R)
• M64: 16,422,555 km (0.109 R)
• M65: 16,553,603 km (0.04 R)
• M66: 17,373,998 km (0.109 R)
• M67: 17,991,238 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.1

Radius: 3.9

Gravity: 42.02 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 14.93 AU - 16.41 AU

Year: 27679 Days

Day: 15.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 92,334,449 km

• M1: 71,807 km (0.084 R)
• M2: 102,624 km (0.079 R)
• M3: 201,359 km (0.045 R)
• M4: 349,610 km (0.115 R)
• M5: 1,271,432 km (0.116 R)
• M6: 1,684,921 km (0.106 R)
• M7: 1,906,176 km (0.078 R)
• M8: 1,944,024 km (0.114 R)
• M9: 2,836,525 km (0.106 R)
• M10: 3,099,219 km (0.085 R)
• M11: 3,741,742 km (0.086 R)
• M12: 3,884,758 km (0.099 R)
• M13: 3,981,099 km (0.11 R)
• M14: 4,575,301 km (0.107 R)
• M15: 5,038,905 km (0.1 R)
• M16: 5,144,072 km (0.107 R)
• M17: 5,463,464 km (0.092 R)
• M18: 5,517,469 km (0.103 R)
• M19: 5,844,340 km (0.092 R)
• M20: 6,177,644 km (0.101 R)
• M21: 6,804,609 km (0.058 R)
• M22: 7,037,533 km (0.081 R)
• M23: 7,451,470 km (0.085 R)
• M24: 8,056,444 km (0.119 R)
• M25: 8,302,831 km (0.101 R)
• M26: 8,426,998 km (0.055 R)
• M27: 8,551,613 km (0.115 R)
• M28: 9,184,561 km (0.116 R)
• M29: 9,766,796 km (0.082 R)
• M30: 9,897,844 km (0.077 R)
• M31: 9,963,667 km (0.098 R)
• M32: 10,029,490 km (0.095 R)
• M33: 10,361,149 km (0.113 R)
• M34: 10,899,102 km (0.04 R)
• M35: 11,722,938 km (0.081 R)
• M36: 12,212,721 km (0.043 R)
• M37: 13,942,073 km (0.031 R)
• M38: 14,460,729 km (0.039 R)
• M39: 14,759,924 km (0.092 R)
• M40: 15,288,454 km (0.115 R)
• M41: 15,823,266 km (0.09 R)
• M42: 16,832,453 km (0.075 R)
• M43: 18,830,782 km (0.031 R)
• M44: 18,912,312 km (0.025 R)
• M45: 19,075,673 km (0.092 R)
• M46: 19,403,741 km (0.072 R)
• M47: 20,065,413 km (0.113 R)
• M48: 23,834,382 km (0.114 R)
• M49: 24,187,582 km (0.114 R)
• M50: 25,617,738 km (0.12 R)
• M51: 26,525,498 km (0.093 R)
• M52: 29,689,642 km (0.114 R)
• M53: 31,799,571 km (0.051 R)
• M54: 31,896,510 km (0.087 R)
• M55: 33,265,630 km (0.064 R)
• M56: 35,959,439 km (0.068 R)
• M57: 36,872,734 km (0.112 R)
• M58: 38,929,704 km (0.055 R)
• M59: 39,241,466 km (0.057 R)
• M60: 39,345,586 km (0.096 R)
• M61: 43,261,161 km (0.075 R)
• M62: 43,799,863 km (0.107 R)
• M63: 45,647,546 km (0.101 R)
• M64: 47,077,552 km (0.081 R)
• M65: 49,530,957 km (0.059 R)
• M66: 50,320,236 km (0.039 R)
• M67: 52,942,836 km (0.097 R)
• M68: 53,634,277 km (0.104 R)
• M69: 55,142,523 km (0.034 R)
• M70: 58,200,752 km (0.081 R)
• M71: 58,914,334 km (0.076 R)
• M72: 59,272,172 km (0.061 R)
• M73: 61,072,134 km (0.062 R)
• M74: 62,282,082 km (0.084 R)
• M75: 62,525,028 km (0.111 R)
• M76: 64,479,973 km (0.085 R)
• M77: 67,200,411 km (0.079 R)
• M78: 67,948,849 km (0.114 R)
• M79: 68,951,005 km (0.105 R)
• M80: 69,831,987 km (0.093 R)
• M81: 72,114,252 km (0.097 R)
• M82: 72,880,492 km (0.086 R)
• M83: 73,264,660 km (0.103 R)
• M84: 77,403,434 km (0.077 R)
• M85: 77,664,632 km (0.079 R)
• M86: 81,086,683 km (0.101 R)
• M87: 81,351,920 km (0.102 R)
• M88: 82,282,569 km (0.099 R)
• M89: 83,216,808 km (0.057 R)
• M90: 84,154,637 km (0.072 R)
• M91: 84,423,165 km (0.101 R)
• M92: 86,446,476 km (0.104 R)
• M93: 87,396,123 km (0.075 R)
• M94: 87,804,226 km (0.083 R)
• M95: 88,349,211 km (0.085 R)
• M96: 88,758,810 km (0.106 R)
• M97: 90,678,301 km (0.049 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: 491 - 10,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit