🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.58 AU - 0.58 AU

Year: 166 Days

Day: 13.3 Hours

Environment

Temp: 191 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.68 AU - 2.46 AU

Year: 1116 Days

Day: 32.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 167.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.1

Radius: 11.6

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.52 AU - 7.82 AU

Year: 7195 Days

Day: 10.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 27,922,555 km

• M1: 150,795 km (0.07 R)
• M2: 396,285 km (0.104 R)
• M3: 472,580 km (0.085 R)
• M4: 563,236 km (0.07 R)
• M5: 738,714 km (0.046 R)
• M6: 847,622 km (0.037 R)
• M7: 933,341 km (0.039 R)
• M8: 1,135,149 km (0.11 R)
• M9: 1,285,195 km (0.119 R)
• M10: 1,726,509 km (0.107 R)
• M11: 1,812,977 km (0.11 R)
• M12: 1,913,656 km (0.113 R)
• M13: 2,253,842 km (0.115 R)
• M14: 2,528,802 km (0.059 R)
• M15: 2,670,472 km (0.081 R)
• M16: 2,843,856 km (0.103 R)
• M17: 3,096,227 km (0.12 R)
• M18: 3,371,487 km (0.053 R)
• M19: 3,512,109 km (0.112 R)
• M20: 3,591,097 km (0.087 R)
• M21: 3,686,690 km (0.075 R)
• M22: 3,880,419 km (0.118 R)
• M23: 3,962,249 km (0.097 R)
• M24: 4,044,528 km (0.08 R)
• M25: 4,464,898 km (0.091 R)
• M26: 4,550,618 km (0.064 R)
• M27: 4,689,145 km (0.106 R)
• M28: 4,793,864 km (0.093 R)
• M29: 5,311,173 km (0.091 R)
• M30: 5,493,683 km (0.118 R)
• M31: 5,567,285 km (0.064 R)
• M32: 5,696,986 km (0.082 R)
• M33: 5,790,186 km (0.112 R)
• M34: 5,865,134 km (0.116 R)
• M35: 5,940,382 km (0.083 R)
• M36: 6,072,926 km (0.11 R)
• M37: 6,321,707 km (0.08 R)
• M38: 6,476,391 km (0.104 R)
• M39: 6,612,824 km (0.084 R)
• M40: 6,691,214 km (0.099 R)
• M41: 7,228,719 km (0.038 R)
• M42: 7,350,043 km (0.115 R)
• M43: 7,512,805 km (0.094 R)
• M44: 7,697,409 km (0.098 R)
• M45: 7,821,425 km (0.094 R)
• M46: 8,008,572 km (0.084 R)
• M47: 9,404,021 km (0.118 R)
• M48: 9,781,307 km (0.106 R)
• M49: 10,186,269 km (0.114 R)
• M50: 10,322,552 km (0.046 R)
• M51: 10,966,122 km (0.083 R)
• M52: 11,199,196 km (0.088 R)
• M53: 11,622,857 km (0.085 R)
• M54: 12,099,775 km (0.047 R)
• M55: 12,656,129 km (0.096 R)
• M56: 12,876,188 km (0.118 R)
• M57: 12,974,324 km (0.097 R)
• M58: 13,196,178 km (0.112 R)
• M59: 13,320,045 km (0.082 R)
• M60: 13,543,843 km (0.117 R)
• M61: 14,070,877 km (0.08 R)
• M62: 14,477,035 km (0.083 R)
• M63: 14,732,847 km (0.11 R)
• M64: 15,300,870 km (0.101 R)
• M65: 16,245,730 km (0.096 R)
• M66: 16,564,972 km (0.077 R)
• M67: 16,671,785 km (0.098 R)
• M68: 16,805,675 km (0.079 R)
• M69: 16,913,086 km (0.091 R)
• M70: 17,020,647 km (0.101 R)
• M71: 17,616,645 km (0.068 R)
• M72: 17,725,702 km (0.118 R)
• M73: 17,807,682 km (0.101 R)
• M74: 18,026,843 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.3

Radius: 3.6

Gravity: 33.13 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 10.31 AU - 17.03 AU

Year: 18940 Days

Day: 18.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 27,922,555 km

• M1: 455,675 km (0.07 R)
• M2: 528,080 km (0.063 R)
• M3: 565,630 km (0.103 R)
• M4: 623,973 km (0.11 R)
• M5: 967,001 km (0.085 R)
• M6: 990,188 km (0.086 R)
• M7: 1,133,054 km (0.114 R)
• M8: 1,257,071 km (0.118 R)
• M9: 1,738,926 km (0.118 R)
• M10: 1,767,349 km (0.066 R)
• M11: 1,940,434 km (0.114 R)
• M12: 2,334,026 km (0.096 R)
• M13: 2,396,707 km (0.059 R)
• M14: 2,751,554 km (0.088 R)
• M15: 2,851,186 km (0.1 R)
• M16: 2,884,696 km (0.116 R)
• M17: 3,122,706 km (0.089 R)
• M18: 3,191,820 km (0.085 R)
• M19: 3,653,778 km (0.094 R)
• M20: 4,876,741 km (0.108 R)
• M21: 5,200,620 km (0.051 R)
• M22: 5,406,467 km (0.114 R)
• M23: 5,741,566 km (0.106 R)
• M24: 5,911,509 km (0.097 R)
• M25: 6,256,632 km (0.097 R)
• M26: 6,519,774 km (0.046 R)
• M27: 7,284,519 km (0.098 R)
• M28: 8,267,826 km (0.117 R)
• M29: 9,242,306 km (0.092 R)
• M30: 9,591,767 km (0.094 R)
• M31: 9,642,032 km (0.05 R)
• M32: 9,743,010 km (0.118 R)
• M33: 10,047,591 km (0.062 R)
• M34: 10,149,767 km (0.083 R)
• M35: 12,102,617 km (0.087 R)
• M36: 14,454,296 km (0.109 R)
• M37: 14,685,425 km (0.1 R)
• M38: 15,563,115 km (0.076 R)
• M39: 17,063,283 km (0.102 R)
• M40: 17,676,185 km (0.068 R)
• M41: 17,985,254 km (0.085 R)
• M42: 18,483,715 km (0.06 R)
• M43: 18,986,513 km (0.029 R)
• M44: 20,005,723 km (0.079 R)
• M45: 20,327,807 km (0.11 R)
• M46: 21,304,382 km (0.072 R)
• M47: 21,699,321 km (0.065 R)
• M48: 22,296,216 km (0.072 R)
• M49: 22,563,248 km (0.076 R)
• M50: 24,187,433 km (0.034 R)
• M51: 24,255,948 km (0.099 R)
• M52: 26,551,976 km (0.094 R)
• M53: 26,764,106 km (0.082 R)
• M54: 27,118,952 km (0.118 R)
• M55: 29,061,780 km (0.113 R)
• M56: 29,939,620 km (0.089 R)
• M57: 30,381,682 km (0.042 R)
• M58: 31,571,284 km (0.105 R)
• M59: 31,796,130 km (0.097 R)
• M60: 32,021,424 km (0.064 R)
• M61: 32,700,299 km (0.12 R)
• M62: 33,766,035 km (0.12 R)
• M63: 34,688,455 km (0.068 R)
• M64: 35,152,807 km (0.113 R)
• M65: 35,230,299 km (0.035 R)
• M66: 35,307,940 km (0.078 R)
• M67: 36,794,045 km (0.043 R)
• M68: 37,267,522 km (0.103 R)
• M69: 38,061,139 km (0.093 R)
• M70: 38,780,256 km (0.104 R)
• M71: 38,940,625 km (0.096 R)
• M72: 40,556,581 km (0.071 R)
• M73: 41,372,787 km (0.088 R)
• M74: 41,947,393 km (0.095 R)
• M75: 42,359,385 km (0.111 R)
• M76: 42,607,269 km (0.105 R)
• M77: 42,938,478 km (0.115 R)
• M78: 44,607,392 km (0.119 R)
• M79: 45,365,255 km (0.03 R)
• M80: 46,042,634 km (0.058 R)
• M81: 46,893,846 km (0.085 R)
• M82: 47,235,827 km (0.086 R)
• M83: 47,407,116 km (0.109 R)
• M84: 47,578,556 km (0.042 R)
• M85: 48,094,369 km (0.08 R)
• M86: 49,131,381 km (0.105 R)
• M87: 50,700,663 km (0.108 R)
• M88: 50,875,992 km (0.065 R)
• M89: 52,197,839 km (0.066 R)
• M90: 56,139,593 km (0.071 R)
• M91: 60,176,043 km (0.107 R)
• M92: 61,106,392 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.9

Radius: 7.9

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 14.5 AU - 20.56 AU

Year: 27504 Days

Day: 16.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 27,922,555 km

• M1: 354,996 km (0.108 R)
• M2: 428,149 km (0.116 R)
• M3: 538,253 km (0.072 R)
• M4: 2,135,210 km (0.102 R)
• M5: 2,969,368 km (0.046 R)
• M6: 3,390,187 km (0.091 R)
• M7: 3,936,967 km (0.12 R)
• M8: 4,579,041 km (0.093 R)
• M9: 4,716,073 km (0.067 R)
• M10: 4,831,263 km (0.04 R)
• M11: 5,614,408 km (0.037 R)
• M12: 6,538,923 km (0.093 R)
• M13: 6,927,129 km (0.075 R)
• M14: 7,376,222 km (0.102 R)
• M15: 7,753,059 km (0.083 R)
• M16: 8,553,557 km (0.093 R)
• M17: 8,920,970 km (0.081 R)
• M18: 9,006,540 km (0.072 R)
• M19: 9,063,686 km (0.1 R)
• M20: 10,053,874 km (0.116 R)
• M21: 10,986,468 km (0.028 R)
• M22: 12,293,355 km (0.08 R)
• M23: 12,836,395 km (0.116 R)
• M24: 15,597,373 km (0.071 R)
• M25: 16,115,281 km (0.117 R)
• M26: 16,254,407 km (0.106 R)
• M27: 17,595,402 km (0.1 R)
• M28: 17,738,717 km (0.109 R)
• M29: 18,533,381 km (0.068 R)
• M30: 19,265,812 km (0.115 R)
• M31: 19,524,317 km (0.078 R)
• M32: 20,232,065 km (0.079 R)
• M33: 20,721,100 km (0.09 R)
• M34: 21,941,520 km (0.12 R)
• M35: 23,657,407 km (0.104 R)
• M36: 26,024,943 km (0.114 R)
• M37: 27,133,314 km (0.116 R)
• M38: 27,340,357 km (0.082 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: 167 - 18,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit