🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.47 AU - 0.57 AU

Year: 246 Days

Day: 14.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.46 AU - 0.62 AU

Year: 260 Days

Day: 22.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.54 AU - 0.56 AU

Year: 268 Days

Day: 40.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,178,054 km

• M1: 346,169 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.57 AU - 0.63 AU

Year: 305 Days

Day: 29 Hours

Environment

Temp: -124 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,178,054 km

• M1: 151,243 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.4

Radius: 13.7

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.87 AU - 0.97 AU

Year: 579 Days

Day: 8.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,178,054 km

• M1: 175,777 km (0.079 R)
• M2: 264,190 km (0.084 R)
• M3: 439,519 km (0.059 R)
• M4: 525,089 km (0.116 R)
• M5: 658,231 km (0.045 R)
• M6: 834,457 km (0.108 R)
• M7: 979,417 km (0.106 R)
• M8: 1,167,911 km (0.036 R)
• M9: 1,260,960 km (0.099 R)
• M10: 1,424,321 km (0.09 R)
• M11: 1,607,878 km (0.046 R)
• M12: 1,840,353 km (0.097 R)
• M13: 1,957,488 km (0.061 R)
• M14: 2,055,774 km (0.091 R)
• M15: 2,192,058 km (0.068 R)
• M16: 2,324,003 km (0.06 R)
• M17: 2,443,681 km (0.065 R)
• M18: 2,557,824 km (0.092 R)
• M19: 2,767,860 km (0.119 R)
• M20: 2,886,940 km (0.072 R)
• M21: 2,999,886 km (0.095 R)
• M22: 3,138,863 km (0.094 R)
• M23: 3,491,913 km (0.082 R)
• M24: 3,690,729 km (0.1 R)
• M25: 3,804,872 km (0.094 R)
• M26: 4,000,546 km (0.06 R)
• M27: 4,108,855 km (0.106 R)
• M28: 4,542,240 km (0.115 R)
• M29: 4,674,335 km (0.097 R)
• M30: 4,922,817 km (0.118 R)
• M31: 5,254,625 km (0.049 R)
• M32: 5,423,222 km (0.086 R)
• M33: 5,939,933 km (0.077 R)
• M34: 6,230,602 km (0.104 R)
• M35: 6,345,942 km (0.084 R)
• M36: 6,653,664 km (0.051 R)
• M37: 6,771,697 km (0.119 R)
• M38: 6,912,170 km (0.077 R)
• M39: 7,151,975 km (0.109 R)
• M40: 7,306,061 km (0.103 R)
• M41: 7,584,014 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.5

Radius: 8.8

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.55 AU - 2.19 AU

Year: 1678 Days

Day: 13.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 68,178,054 km

• M1: 114,592 km (0.058 R)
• M2: 197,320 km (0.053 R)
• M3: 298,448 km (0.102 R)
• M4: 380,876 km (0.078 R)
• M5: 441,015 km (0.111 R)
• M6: 579,841 km (0.104 R)
• M7: 718,668 km (0.108 R)
• M8: 828,323 km (0.118 R)
• M9: 918,681 km (0.065 R)
• M10: 1,073,963 km (0.057 R)
• M11: 1,191,547 km (0.053 R)
• M12: 1,247,347 km (0.096 R)
• M13: 1,352,066 km (0.11 R)
• M14: 1,499,719 km (0.027 R)
• M15: 1,601,146 km (0.115 R)
• M16: 1,832,574 km (0.062 R)
• M17: 1,919,490 km (0.111 R)
• M18: 2,030,043 km (0.05 R)
• M19: 2,188,467 km (0.074 R)
• M20: 2,481,679 km (0.088 R)
• M21: 2,725,224 km (0.104 R)
• M22: 2,963,833 km (0.103 R)
• M23: 3,040,726 km (0.112 R)
• M24: 3,209,323 km (0.055 R)
• M25: 3,341,268 km (0.05 R)
• M26: 3,542,478 km (0.082 R)
• M27: 4,141,467 km (0.075 R)
• M28: 4,213,125 km (0.101 R)
• M29: 4,328,764 km (0.061 R)
• M30: 4,667,005 km (0.061 R)
• M31: 4,801,643 km (0.044 R)
• M32: 4,892,150 km (0.077 R)
• M33: 5,510,288 km (0.097 R)
• M34: 5,620,990 km (0.101 R)
• M35: 5,828,483 km (0.081 R)
• M36: 6,038,668 km (0.082 R)
• M37: 6,103,743 km (0.093 R)
• M38: 6,399,797 km (0.087 R)
• M39: 6,482,973 km (0.097 R)
• M40: 6,683,883 km (0.103 R)
• M41: 6,852,929 km (0.105 R)
• M42: 6,972,009 km (0.028 R)
• M43: 7,074,633 km (0.079 R)
• M44: 7,754,406 km (0.112 R)
• M45: 8,400,220 km (0.118 R)
• M46: 8,527,827 km (0.11 R)
• M47: 8,637,781 km (0.118 R)
• M48: 8,988,738 km (0.11 R)
• M49: 9,609,718 km (0.079 R)
• M50: 9,838,902 km (0.112 R)
• M51: 10,031,285 km (0.047 R)
• M52: 10,166,671 km (0.102 R)
• M53: 10,556,972 km (0.094 R)
• M54: 10,833,130 km (0.1 R)
• M55: 11,372,430 km (0.088 R)
• M56: 11,574,387 km (0.061 R)
• M57: 11,859,222 km (0.116 R)
• M58: 12,394,184 km (0.107 R)
• M59: 12,664,507 km (0.099 R)
• M60: 12,727,338 km (0.109 R)
• M61: 13,000,055 km (0.057 R)
• M62: 13,508,987 km (0.099 R)
• M63: 13,679,977 km (0.079 R)
• M64: 14,045,894 km (0.116 R)
• M65: 14,502,317 km (0.117 R)
• M66: 14,655,505 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47

Radius: 12.5

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.35 AU - 5.51 AU

Year: 7181 Days

Day: 11.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 68,178,054 km

• M1: 181,313 km (0.085 R)
• M2: 413,638 km (0.107 R)
• M3: 685,607 km (0.104 R)
• M4: 852,259 km (0.11 R)
• M5: 1,033,572 km (0.078 R)
• M6: 1,325,437 km (0.059 R)
• M7: 1,570,030 km (0.115 R)
• M8: 1,998,777 km (0.051 R)
• M9: 2,126,384 km (0.116 R)
• M10: 2,402,243 km (0.106 R)
• M11: 2,702,785 km (0.095 R)
• M12: 2,792,693 km (0.102 R)
• M13: 2,923,142 km (0.067 R)
• M14: 3,409,186 km (0.038 R)
• M15: 3,506,724 km (0.111 R)
• M16: 3,647,794 km (0.057 R)
• M17: 4,381,123 km (0.089 R)
• M18: 4,780,550 km (0.11 R)
• M19: 5,663,925 km (0.039 R)
• M20: 5,947,263 km (0.086 R)
• M21: 7,216,302 km (0.091 R)
• M22: 7,651,482 km (0.099 R)
• M23: 8,661,717 km (0.074 R)
• M24: 8,776,608 km (0.067 R)
• M25: 8,891,948 km (0.115 R)
• M26: 9,496,174 km (0.096 R)
• M27: 9,733,735 km (0.111 R)
• M28: 10,641,645 km (0.113 R)
• M29: 11,074,730 km (0.03 R)
• M30: 11,661,154 km (0.12 R)
• M31: 11,788,013 km (0.114 R)
• M32: 12,021,984 km (0.047 R)
• M33: 12,150,339 km (0.04 R)
• M34: 12,581,331 km (0.081 R)
• M35: 12,842,229 km (0.11 R)
• M36: 13,149,054 km (0.111 R)
• M37: 13,635,996 km (0.077 R)
• M38: 13,948,954 km (0.101 R)
• M39: 14,151,360 km (0.108 R)
• M40: 15,109,086 km (0.117 R)

Asteroid Belt

Center: 7.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.6

Radius: 3.4

Gravity: 45.21 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.53 AU - 10.61 AU

Year: 19421 Days

Day: 21.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 68,178,054 km

• M1: 180,116 km (0.033 R)
• M2: 567,126 km (0.059 R)
• M3: 649,853 km (0.099 R)
• M4: 1,469,799 km (0.051 R)
• M5: 1,584,092 km (0.108 R)
• M6: 1,881,941 km (0.069 R)
• M7: 2,261,920 km (0.088 R)
• M8: 2,494,245 km (0.074 R)
• M9: 3,611,442 km (0.042 R)
• M10: 3,843,319 km (0.033 R)
• M11: 4,040,190 km (0.118 R)
• M12: 4,200,110 km (0.118 R)
• M13: 4,280,893 km (0.059 R)
• M14: 4,484,944 km (0.089 R)
• M15: 4,567,522 km (0.114 R)
• M16: 4,650,549 km (0.07 R)
• M17: 4,692,287 km (0.115 R)
• M18: 4,734,025 km (0.1 R)
• M19: 5,596,307 km (0.064 R)
• M20: 6,366,437 km (0.106 R)
• M21: 6,459,337 km (0.083 R)
• M22: 6,599,211 km (0.108 R)
• M23: 6,693,158 km (0.07 R)
• M24: 6,882,250 km (0.036 R)
• M25: 7,265,819 km (0.087 R)
• M26: 8,053,452 km (0.103 R)
• M27: 8,153,682 km (0.108 R)
• M28: 8,204,097 km (0.116 R)
• M29: 8,254,511 km (0.098 R)
• M30: 8,867,713 km (0.119 R)
• M31: 9,284,642 km (0.111 R)
• M32: 9,389,810 km (0.111 R)
• M33: 10,903,890 km (0.095 R)
• M34: 11,070,542 km (0.114 R)
• M35: 11,294,190 km (0.111 R)
• M36: 11,916,518 km (0.082 R)
• M37: 12,318,337 km (0.093 R)
• M38: 12,550,065 km (0.082 R)
• M39: 13,789,483 km (0.084 R)
• M40: 14,211,199 km (0.114 R)
• M41: 14,882,445 km (0.036 R)
• M42: 16,192,324 km (0.101 R)
• M43: 16,573,350 km (0.057 R)
• M44: 17,473,630 km (0.092 R)
• M45: 17,799,155 km (0.093 R)
• M46: 18,192,298 km (0.063 R)
• M47: 18,455,889 km (0.105 R)
• M48: 18,522,012 km (0.032 R)
• M49: 19,053,832 km (0.093 R)
• M50: 19,725,526 km (0.095 R)
• M51: 19,793,145 km (0.105 R)
• M52: 20,268,567 km (0.053 R)
• M53: 21,369,158 km (0.073 R)
• M54: 24,639,517 km (0.08 R)
• M55: 27,758,483 km (0.084 R)
• M56: 27,986,022 km (0.041 R)
• M57: 28,748,672 km (0.051 R)
• M58: 28,825,415 km (0.113 R)
• M59: 29,286,775 km (0.054 R)
• M60: 29,673,037 km (0.069 R)
• M61: 30,842,144 km (0.097 R)
• M62: 31,313,976 km (0.092 R)
• M63: 32,344,406 km (0.096 R)
• M64: 33,789,372 km (0.054 R)
• M65: 34,764,451 km (0.069 R)
• M66: 35,009,642 km (0.106 R)
• M67: 35,583,948 km (0.11 R)
• M68: 35,831,084 km (0.095 R)
• M69: 35,996,090 km (0.069 R)
• M70: 38,164,661 km (0.103 R)
• M71: 38,333,258 km (0.054 R)
• M72: 40,546,857 km (0.09 R)
• M73: 41,842,674 km (0.09 R)
• M74: 44,120,900 km (0.095 R)
• M75: 44,563,560 km (0.093 R)
• M76: 44,652,272 km (0.049 R)
• M77: 45,631,988 km (0.111 R)
• M78: 47,340,994 km (0.03 R)
• M79: 47,612,664 km (0.098 R)
• M80: 48,339,859 km (0.114 R)
• M81: 50,450,984 km (0.075 R)
• M82: 50,543,436 km (0.105 R)
• M83: 51,937,090 km (0.06 R)
• M84: 52,404,583 km (0.114 R)
• M85: 52,873,273 km (0.083 R)
• M86: 54,477,561 km (0.114 R)
• M87: 54,952,384 km (0.057 R)
• M88: 57,154,315 km (0.105 R)
• M89: 57,540,278 km (0.096 R)
• M90: 57,733,558 km (0.113 R)
• M91: 62,933,131 km (0.093 R)
• M92: 63,132,246 km (0.076 R)
• M93: 63,631,006 km (0.069 R)
• M94: 65,840,865 km (0.059 R)
• M95: 66,853,792 km (0.1 R)
• M96: 67,260,250 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 15,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit