🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.46 AU - 0.68 AU

Year: 282 Days

Day: 15.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.7

Radius: 12.3

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.62 AU - 0.78 AU

Year: 384 Days

Day: 10.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 11,112,658 km

• M1: 154,385 km (0.092 R)
• M2: 234,420 km (0.084 R)
• M3: 325,525 km (0.039 R)
• M4: 458,817 km (0.071 R)
• M5: 558,449 km (0.105 R)
• M6: 652,097 km (0.117 R)
• M7: 751,879 km (0.085 R)
• M8: 849,417 km (0.084 R)
• M9: 947,254 km (0.028 R)
• M10: 1,076,656 km (0.119 R)
• M11: 1,178,981 km (0.086 R)
• M12: 1,314,516 km (0.108 R)
• M13: 1,450,202 km (0.112 R)
• M14: 1,575,116 km (0.03 R)
• M15: 1,703,621 km (0.119 R)
• M16: 1,802,505 km (0.107 R)
• M17: 2,081,654 km (0.118 R)
• M18: 2,164,083 km (0.117 R)
• M19: 2,283,761 km (0.101 R)
• M20: 2,399,550 km (0.081 R)
• M21: 2,517,433 km (0.087 R)
• M22: 2,618,262 km (0.048 R)
• M23: 2,714,005 km (0.079 R)
• M24: 2,817,377 km (0.119 R)
• M25: 2,895,916 km (0.096 R)
• M26: 3,008,413 km (0.078 R)
• M27: 3,102,211 km (0.099 R)
• M28: 3,203,788 km (0.071 R)
• M29: 3,487,126 km (0.095 R)
• M30: 3,778,842 km (0.107 R)
• M31: 3,894,930 km (0.089 R)
• M32: 4,034,206 km (0.107 R)
• M33: 4,160,317 km (0.107 R)
• M34: 4,370,951 km (0.081 R)
• M35: 4,485,243 km (0.081 R)
• M36: 4,600,583 km (0.112 R)
• M37: 4,849,963 km (0.119 R)
• M38: 4,976,373 km (0.108 R)
• M39: 5,159,930 km (0.091 R)
• M40: 5,297,111 km (0.072 R)
• M41: 5,435,489 km (0.05 R)
• M42: 5,599,897 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.5

Radius: 10.5

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.17 AU - 2.47 AU

Year: 2318 Days

Day: 10.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 11,112,658 km

• M1: 131,197 km (0.097 R)
• M2: 209,287 km (0.098 R)
• M3: 372,798 km (0.118 R)
• M4: 441,763 km (0.089 R)
• M5: 930,798 km (0.101 R)
• M6: 1,041,351 km (0.112 R)
• M7: 1,114,205 km (0.076 R)
• M8: 1,412,054 km (0.036 R)
• M9: 1,517,072 km (0.116 R)
• M10: 1,588,580 km (0.101 R)
• M11: 1,835,416 km (0.082 R)
• M12: 1,924,726 km (0.095 R)
• M13: 2,148,076 km (0.068 R)
• M14: 2,242,472 km (0.104 R)
• M15: 2,324,601 km (0.058 R)
• M16: 2,548,549 km (0.12 R)
• M17: 2,620,057 km (0.043 R)
• M18: 2,868,240 km (0.084 R)
• M19: 3,154,570 km (0.101 R)
• M20: 3,340,371 km (0.102 R)
• M21: 3,434,618 km (0.069 R)
• M22: 3,657,967 km (0.108 R)
• M23: 3,935,770 km (0.117 R)
• M24: 4,052,158 km (0.109 R)
• M25: 4,408,350 km (0.063 R)
• M26: 4,668,950 km (0.044 R)
• M27: 4,863,277 km (0.044 R)
• M28: 5,296,662 km (0.07 R)
• M29: 5,536,617 km (0.11 R)
• M30: 5,667,366 km (0.09 R)
• M31: 5,780,163 km (0.116 R)
• M32: 6,200,533 km (0.09 R)
• M33: 6,355,815 km (0.093 R)
• M34: 6,453,503 km (0.089 R)
• M35: 6,532,041 km (0.105 R)
• M36: 6,709,913 km (0.038 R)
• M37: 7,253,253 km (0.109 R)
• M38: 7,873,635 km (0.05 R)
• M39: 8,063,176 km (0.089 R)
• M40: 8,169,091 km (0.096 R)
• M41: 8,467,987 km (0.052 R)
• M42: 9,231,385 km (0.062 R)
• M43: 9,789,984 km (0.075 R)
• M44: 9,971,147 km (0.113 R)
• M45: 10,039,364 km (0.097 R)
• M46: 10,107,730 km (0.117 R)
• M47: 10,267,799 km (0.051 R)
• M48: 10,382,691 km (0.074 R)
• M49: 10,729,907 km (0.113 R)
• M50: 10,893,268 km (0.098 R)
• M51: 11,674,618 km (0.089 R)
• M52: 12,449,385 km (0.098 R)
• M53: 12,596,590 km (0.098 R)
• M54: 12,695,025 km (0.098 R)
• M55: 12,818,294 km (0.079 R)
• M56: 13,870,415 km (0.103 R)
• M57: 13,997,574 km (0.077 R)
• M58: 14,074,018 km (0.045 R)
• M59: 14,794,332 km (0.112 R)
• M60: 15,237,441 km (0.102 R)
• M61: 15,923,646 km (0.086 R)
• M62: 16,003,531 km (0.082 R)
• M63: 16,136,823 km (0.078 R)
• M64: 16,270,564 km (0.081 R)
• M65: 16,350,898 km (0.103 R)
• M66: 16,619,875 km (0.049 R)
• M67: 16,700,957 km (0.087 R)
• M68: 17,107,863 km (0.055 R)
• M69: 17,189,543 km (0.086 R)
• M70: 17,271,523 km (0.11 R)
• M71: 17,545,437 km (0.096 R)
• M72: 17,627,865 km (0.039 R)
• M73: 18,320,204 km (0.102 R)
• M74: 18,767,950 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.9

Radius: 10.3

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.79 AU - 2.93 AU

Year: 2378 Days

Day: 10 Hours

Environment

Temp: -195 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 11,112,658 km

• M1: 140,772 km (0.043 R)
• M2: 222,602 km (0.094 R)
• M3: 322,832 km (0.086 R)
• M4: 400,324 km (0.094 R)
• M5: 491,130 km (0.111 R)
• M6: 666,907 km (0.094 R)
• M7: 818,001 km (0.083 R)
• M8: 891,304 km (0.077 R)
• M9: 1,443,919 km (0.099 R)
• M10: 1,525,898 km (0.108 R)
• M11: 1,669,213 km (0.06 R)
• M12: 1,781,860 km (0.093 R)
• M13: 1,933,104 km (0.088 R)
• M14: 2,471,207 km (0.109 R)
• M15: 2,540,471 km (0.093 R)
• M16: 2,620,356 km (0.108 R)
• M17: 2,711,312 km (0.047 R)
• M18: 2,938,252 km (0.075 R)
• M19: 3,032,947 km (0.115 R)
• M20: 3,312,246 km (0.114 R)
• M21: 3,466,183 km (0.102 R)
• M22: 3,577,483 km (0.072 R)
• M23: 3,849,752 km (0.086 R)
• M24: 4,140,570 km (0.084 R)
• M25: 4,258,902 km (0.106 R)
• M26: 4,450,686 km (0.106 R)
• M27: 4,559,743 km (0.111 R)
• M28: 4,657,580 km (0.11 R)
• M29: 4,743,748 km (0.064 R)
• M30: 4,892,598 km (0.029 R)
• M31: 5,042,944 km (0.088 R)
• M32: 5,182,220 km (0.113 R)
• M33: 5,348,573 km (0.105 R)
• M34: 5,438,780 km (0.094 R)
• M35: 5,516,571 km (0.091 R)
• M36: 5,791,831 km (0.106 R)
• M37: 5,857,953 km (0.041 R)
• M38: 6,017,874 km (0.045 R)
• M39: 6,179,290 km (0.05 R)
• M40: 6,492,548 km (0.079 R)
• M41: 6,644,240 km (0.06 R)
• M42: 7,092,285 km (0.102 R)
• M43: 7,262,827 km (0.116 R)
• M44: 7,506,672 km (0.104 R)
• M45: 7,782,530 km (0.1 R)
• M46: 7,899,815 km (0.068 R)
• M47: 8,017,548 km (0.041 R)
• M48: 8,121,070 km (0.098 R)
• M49: 8,359,379 km (0.063 R)
• M50: 8,675,629 km (0.103 R)
• M51: 8,751,475 km (0.048 R)
• M52: 8,827,621 km (0.067 R)
• M53: 9,118,888 km (0.117 R)
• M54: 9,195,931 km (0.044 R)
• M55: 9,335,506 km (0.088 R)
• M56: 9,444,413 km (0.064 R)
• M57: 9,758,120 km (0.088 R)
• M58: 9,884,530 km (0.117 R)
• M59: 9,995,531 km (0.112 R)
• M60: 10,075,267 km (0.068 R)
• M61: 10,203,024 km (0.066 R)
• M62: 10,283,208 km (0.039 R)
• M63: 10,395,706 km (0.118 R)
• M64: 10,541,115 km (0.09 R)
• M65: 10,605,891 km (0.091 R)
• M66: 10,703,279 km (0.059 R)
• M67: 10,981,082 km (0.081 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 12,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit