🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.58 AU - 0.64 AU

Year: 308 Days

Day: 29.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.9

Radius: 10.8

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.61 AU - 0.83 AU

Year: 394 Days

Day: 11.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,395,419 km

• M1: 139,724 km (0.097 R)
• M2: 231,129 km (0.06 R)
• M3: 302,038 km (0.082 R)
• M4: 466,297 km (0.059 R)
• M5: 545,135 km (0.111 R)
• M6: 632,201 km (0.105 R)
• M7: 735,722 km (0.104 R)
• M8: 851,661 km (0.094 R)
• M9: 930,499 km (0.082 R)
• M10: 1,031,178 km (0.084 R)
• M11: 1,119,291 km (0.107 R)
• M12: 1,206,656 km (0.042 R)
• M13: 1,349,373 km (0.047 R)
• M14: 1,450,202 km (0.074 R)
• M15: 1,531,284 km (0.062 R)
• M16: 1,803,702 km (0.114 R)
• M17: 1,871,320 km (0.115 R)
• M18: 1,964,220 km (0.086 R)
• M19: 2,046,200 km (0.065 R)
• M20: 2,146,281 km (0.066 R)
• M21: 2,329,688 km (0.095 R)
• M22: 2,408,077 km (0.099 R)
• M23: 2,509,504 km (0.111 R)
• M24: 2,716,697 km (0.042 R)
• M25: 2,986,123 km (0.096 R)
• M26: 3,128,989 km (0.076 R)
• M27: 3,401,706 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.7

Radius: 12

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.7 AU - 1.08 AU

Year: 542 Days

Day: 8.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 30,395,419 km

• M1: 155,881 km (0.075 R)
• M2: 252,372 km (0.052 R)
• M3: 329,714 km (0.05 R)
• M4: 437,574 km (0.088 R)
• M5: 577,149 km (0.108 R)
• M6: 672,592 km (0.057 R)
• M7: 905,965 km (0.117 R)
• M8: 994,975 km (0.095 R)
• M9: 1,303,147 km (0.115 R)
• M10: 1,410,858 km (0.063 R)
• M11: 1,599,351 km (0.11 R)
• M12: 1,758,822 km (0.101 R)
• M13: 1,872,367 km (0.117 R)
• M14: 1,969,007 km (0.105 R)
• M15: 2,073,875 km (0.09 R)
• M16: 2,201,183 km (0.06 R)
• M17: 2,351,679 km (0.09 R)
• M18: 2,491,702 km (0.119 R)
• M19: 2,584,154 km (0.115 R)
• M20: 2,728,815 km (0.091 R)
• M21: 2,816,928 km (0.115 R)
• M22: 3,033,845 km (0.064 R)
• M23: 3,163,696 km (0.114 R)
• M24: 3,556,241 km (0.101 R)
• M25: 3,652,731 km (0.078 R)
• M26: 3,766,575 km (0.077 R)
• M27: 3,865,011 km (0.08 R)
• M28: 3,947,738 km (0.092 R)
• M29: 4,022,836 km (0.103 R)
• M30: 4,165,852 km (0.1 R)
• M31: 4,259,201 km (0.054 R)
• M32: 4,604,922 km (0.112 R)
• M33: 4,977,869 km (0.103 R)
• M34: 5,104,429 km (0.117 R)
• M35: 5,195,384 km (0.119 R)
• M36: 5,305,339 km (0.112 R)
• M37: 5,555,766 km (0.112 R)
• M38: 5,649,414 km (0.07 R)
• M39: 5,809,933 km (0.047 R)
• M40: 5,933,650 km (0.078 R)
• M41: 6,154,905 km (0.082 R)
• M42: 6,251,845 km (0.089 R)
• M43: 6,496,736 km (0.11 R)
• M44: 6,595,471 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.1

Radius: 9.9

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.8 AU - 1.04 AU

Year: 570 Days

Day: 10.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 30,395,419 km

• M1: 123,717 km (0.114 R)
• M2: 190,588 km (0.105 R)
• M3: 286,181 km (0.083 R)
• M4: 358,586 km (0.091 R)
• M5: 495,169 km (0.041 R)
• M6: 623,225 km (0.102 R)
• M7: 841,937 km (0.11 R)
• M8: 928,255 km (0.099 R)
• M9: 1,046,587 km (0.098 R)
• M10: 1,231,490 km (0.103 R)
• M11: 1,416,542 km (0.116 R)
• M12: 1,509,742 km (0.101 R)
• M13: 1,633,459 km (0.1 R)
• M14: 1,772,436 km (0.117 R)
• M15: 1,849,478 km (0.119 R)
• M16: 1,915,451 km (0.094 R)
• M17: 2,012,989 km (0.118 R)
• M18: 2,124,739 km (0.06 R)
• M19: 2,290,044 km (0.108 R)
• M20: 2,354,670 km (0.106 R)
• M21: 2,667,031 km (0.118 R)
• M22: 2,831,738 km (0.046 R)
• M23: 2,999,737 km (0.11 R)
• M24: 3,301,924 km (0.078 R)
• M25: 3,397,517 km (0.112 R)
• M26: 3,479,048 km (0.115 R)
• M27: 3,561,327 km (0.083 R)
• M28: 3,674,572 km (0.116 R)
• M29: 3,896,875 km (0.07 R)
• M30: 4,076,392 km (0.099 R)
• M31: 4,378,879 km (0.101 R)
• M32: 4,459,812 km (0.044 R)
• M33: 4,541,193 km (0.07 R)
• M34: 4,606,567 km (0.116 R)
• M35: 4,763,346 km (0.035 R)
• M36: 4,838,145 km (0.062 R)
• M37: 5,014,371 km (0.083 R)
• M38: 5,226,950 km (0.114 R)
• M39: 5,295,615 km (0.088 R)
• M40: 5,381,933 km (0.096 R)
• M41: 5,529,586 km (0.083 R)
• M42: 5,608,424 km (0.062 R)
• M43: 5,714,040 km (0.071 R)
• M44: 6,052,730 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.1

Radius: 9

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.19 AU - 1.73 AU

Year: 1139 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 30,395,419 km

• M1: 164,408 km (0.119 R)
• M2: 222,302 km (0.113 R)
• M3: 374,743 km (0.102 R)
• M4: 449,990 km (0.025 R)
• M5: 525,687 km (0.03 R)
• M6: 618,438 km (0.076 R)
• M7: 698,173 km (0.065 R)
• M8: 1,068,129 km (0.064 R)
• M9: 1,158,187 km (0.064 R)
• M10: 1,282,353 km (0.056 R)
• M11: 1,346,231 km (0.074 R)
• M12: 1,435,840 km (0.102 R)
• M13: 1,621,192 km (0.091 R)
• M14: 1,681,779 km (0.092 R)
• M15: 1,743,264 km (0.107 R)
• M16: 1,814,473 km (0.084 R)
• M17: 2,024,658 km (0.059 R)
• M18: 2,147,029 km (0.104 R)
• M19: 2,359,757 km (0.092 R)
• M20: 2,418,998 km (0.038 R)
• M21: 2,569,343 km (0.08 R)
• M22: 2,671,369 km (0.095 R)
• M23: 3,006,768 km (0.114 R)
• M24: 3,125,249 km (0.037 R)
• M25: 3,388,990 km (0.119 R)
• M26: 3,729,026 km (0.116 R)
• M27: 3,914,976 km (0.091 R)
• M28: 4,127,704 km (0.054 R)
• M29: 4,199,511 km (0.109 R)
• M30: 4,380,824 km (0.119 R)
• M31: 4,453,977 km (0.068 R)
• M32: 4,539,996 km (0.046 R)
• M33: 4,601,780 km (0.047 R)
• M34: 4,688,696 km (0.09 R)
• M35: 4,763,645 km (0.107 R)
• M36: 4,839,042 km (0.102 R)
• M37: 4,965,602 km (0.056 R)
• M38: 5,325,684 km (0.068 R)
• M39: 5,430,104 km (0.094 R)
• M40: 5,521,957 km (0.046 R)
• M41: 5,614,558 km (0.117 R)
• M42: 5,707,458 km (0.115 R)
• M43: 5,800,957 km (0.117 R)
• M44: 5,908,518 km (0.093 R)
• M45: 6,003,213 km (0.115 R)
• M46: 6,235,090 km (0.04 R)
• M47: 6,400,545 km (0.081 R)
• M48: 6,962,584 km (0.105 R)
• M49: 7,235,151 km (0.06 R)
• M50: 7,672,725 km (0.074 R)
• M51: 7,924,498 km (0.027 R)
• M52: 8,088,906 km (0.083 R)
• M53: 8,178,964 km (0.04 R)
• M54: 8,254,362 km (0.082 R)
• M55: 8,512,418 km (0.069 R)
• M56: 8,711,533 km (0.115 R)
• M57: 8,943,110 km (0.119 R)
• M58: 9,114,250 km (0.036 R)
• M59: 9,459,971 km (0.106 R)
• M60: 9,698,131 km (0.089 R)
• M61: 9,793,873 km (0.063 R)
• M62: 9,889,915 km (0.045 R)
• M63: 10,115,509 km (0.074 R)
• M64: 10,261,367 km (0.091 R)
• M65: 10,457,041 km (0.076 R)
• M66: 10,604,544 km (0.08 R)
• M67: 11,167,930 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.7

Radius: 10.4

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.36 AU - 4.68 AU

Year: 6205 Days

Day: 8.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 30,395,419 km

• M1: 202,406 km (0.117 R)
• M2: 630,854 km (0.087 R)
• M3: 763,398 km (0.084 R)
• M4: 879,336 km (0.074 R)
• M5: 1,029,533 km (0.065 R)
• M6: 1,434,943 km (0.088 R)
• M7: 1,614,011 km (0.095 R)
• M8: 1,852,620 km (0.108 R)
• M9: 1,994,140 km (0.105 R)
• M10: 2,139,399 km (0.114 R)
• M11: 2,307,248 km (0.075 R)
• M12: 2,383,094 km (0.115 R)
• M13: 2,576,823 km (0.108 R)
• M14: 2,655,811 km (0.085 R)
• M15: 2,755,593 km (0.076 R)
• M16: 2,856,721 km (0.093 R)
• M17: 2,938,551 km (0.094 R)
• M18: 3,252,407 km (0.084 R)
• M19: 3,467,828 km (0.076 R)
• M20: 4,164,954 km (0.083 R)
• M21: 4,470,284 km (0.084 R)
• M22: 5,003,450 km (0.056 R)
• M23: 5,328,078 km (0.119 R)
• M24: 5,866,929 km (0.11 R)
• M25: 6,209,209 km (0.095 R)
• M26: 6,666,829 km (0.044 R)
• M27: 7,163,195 km (0.036 R)
• M28: 7,529,111 km (0.029 R)
• M29: 7,614,532 km (0.103 R)
• M30: 8,338,137 km (0.095 R)
• M31: 8,633,742 km (0.082 R)
• M32: 8,723,052 km (0.046 R)
• M33: 8,962,857 km (0.045 R)
• M34: 9,296,161 km (0.095 R)
• M35: 9,449,050 km (0.069 R)
• M36: 10,100,250 km (0.079 R)
• M37: 10,829,988 km (0.053 R)
• M38: 10,958,642 km (0.102 R)
• M39: 11,741,338 km (0.042 R)
• M40: 11,873,583 km (0.097 R)
• M41: 12,778,800 km (0.119 R)
• M42: 13,498,365 km (0.094 R)
• M43: 14,020,312 km (0.107 R)
• M44: 14,548,842 km (0.062 R)
• M45: 15,335,876 km (0.103 R)
• M46: 15,771,056 km (0.053 R)
• M47: 15,990,217 km (0.102 R)
• M48: 16,210,276 km (0.11 R)
• M49: 16,876,734 km (0.069 R)
• M50: 17,213,180 km (0.106 R)
• M51: 17,741,260 km (0.109 R)
• M52: 18,236,280 km (0.118 R)
• M53: 18,466,212 km (0.064 R)
• M54: 19,435,007 km (0.102 R)
• M55: 19,591,487 km (0.059 R)
• M56: 21,260,251 km (0.094 R)
• M57: 22,070,772 km (0.108 R)
• M58: 22,275,123 km (0.111 R)
• M59: 23,015,483 km (0.119 R)
• M60: 23,889,583 km (0.066 R)
• M61: 24,732,118 km (0.082 R)
• M62: 26,057,107 km (0.113 R)
• M63: 26,619,744 km (0.118 R)
• M64: 26,793,577 km (0.06 R)
• M65: 27,229,954 km (0.098 R)
• M66: 27,405,283 km (0.073 R)
• M67: 27,492,947 km (0.086 R)
• M68: 27,712,706 km (0.053 R)
• M69: 28,021,476 km (0.055 R)
• M70: 28,109,889 km (0.115 R)
• M71: 28,198,301 km (0.07 R)
• M72: 28,331,294 km (0.098 R)
• M73: 28,998,949 km (0.112 R)
• M74: 29,088,408 km (0.086 R)
• M75: 29,267,627 km (0.108 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: 451 - 13,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit