🌌 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: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.5 AU - 0.66 AU

Year: 281 Days

Day: 12.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.48 AU - 0.72 AU

Year: 296 Days

Day: 16.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,428,129 km

• M1: 68,067 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.57 AU - 0.75 AU

Year: 341 Days

Day: 39.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,428,129 km

• M1: 621,430 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.9

Radius: 13.8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.68 AU - 0.9 AU

Year: 446 Days

Day: 14.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 41,428,129 km

• M1: 196,422 km (0.103 R)
• M2: 415,732 km (0.105 R)
• M3: 502,948 km (0.06 R)
• M4: 634,594 km (0.098 R)
• M5: 837,150 km (0.116 R)
• M6: 968,945 km (0.101 R)
• M7: 1,117,795 km (0.097 R)
• M8: 1,221,766 km (0.071 R)
• M9: 1,379,143 km (0.12 R)
• M10: 1,548,787 km (0.09 R)
• M11: 1,666,071 km (0.095 R)
• M12: 1,808,788 km (0.12 R)
• M13: 2,018,973 km (0.095 R)
• M14: 2,112,621 km (0.042 R)
• M15: 2,225,568 km (0.102 R)
• M16: 2,353,025 km (0.054 R)
• M17: 2,439,343 km (0.109 R)
• M18: 2,545,707 km (0.111 R)
• M19: 2,717,894 km (0.094 R)
• M20: 2,874,224 km (0.107 R)
• M21: 3,080,819 km (0.036 R)
• M22: 3,285,468 km (0.119 R)
• M23: 3,473,663 km (0.104 R)
• M24: 3,643,905 km (0.118 R)
• M25: 3,751,765 km (0.096 R)
• M26: 3,875,333 km (0.09 R)
• M27: 4,007,727 km (0.093 R)
• M28: 4,149,097 km (0.089 R)
• M29: 4,239,304 km (0.112 R)
• M30: 4,368,108 km (0.1 R)
• M31: 4,482,999 km (0.057 R)
• M32: 4,637,684 km (0.098 R)
• M33: 4,920,723 km (0.069 R)
• M34: 5,064,337 km (0.047 R)
• M35: 5,160,977 km (0.084 R)
• M36: 5,298,757 km (0.093 R)
• M37: 5,396,893 km (0.097 R)
• M38: 5,644,776 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.1

Radius: 14.8

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.59 AU - 2.03 AU

Year: 1548 Days

Day: 5.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 41,428,129 km

• M1: 224,696 km (0.107 R)
• M2: 379,829 km (0.068 R)
• M3: 473,627 km (0.099 R)
• M4: 625,319 km (0.095 R)
• M5: 752,328 km (0.083 R)
• M6: 961,914 km (0.112 R)
• M7: 1,183,319 km (0.116 R)
• M8: 1,328,579 km (0.108 R)
• M9: 1,678,339 km (0.04 R)
• M10: 1,896,303 km (0.061 R)
• M11: 1,992,793 km (0.064 R)
• M12: 2,213,151 km (0.075 R)
• M13: 2,372,473 km (0.091 R)
• M14: 2,523,866 km (0.108 R)
• M15: 2,775,489 km (0.099 R)
• M16: 3,434,318 km (0.05 R)
• M17: 3,553,249 km (0.104 R)
• M18: 3,646,897 km (0.111 R)
• M19: 3,754,757 km (0.085 R)
• M20: 3,863,814 km (0.1 R)
• M21: 3,960,005 km (0.09 R)
• M22: 4,382,021 km (0.1 R)
• M23: 4,803,737 km (0.092 R)
• M24: 5,057,306 km (0.112 R)
• M25: 5,608,574 km (0.098 R)
• M26: 5,733,787 km (0.04 R)
• M27: 6,002,914 km (0.079 R)
• M28: 6,276,229 km (0.054 R)
• M29: 6,390,073 km (0.096 R)
• M30: 6,586,794 km (0.111 R)
• M31: 6,768,855 km (0.113 R)
• M32: 7,019,730 km (0.063 R)
• M33: 7,154,967 km (0.079 R)
• M34: 7,445,037 km (0.049 R)
• M35: 7,756,350 km (0.105 R)
• M36: 7,861,219 km (0.115 R)
• M37: 8,036,846 km (0.08 R)
• M38: 8,789,025 km (0.097 R)
• M39: 8,934,733 km (0.107 R)
• M40: 9,063,088 km (0.056 R)
• M41: 9,173,491 km (0.031 R)
• M42: 9,433,043 km (0.067 R)
• M43: 9,713,689 km (0.095 R)
• M44: 10,283,507 km (0.106 R)
• M45: 10,572,530 km (0.086 R)
• M46: 11,356,423 km (0.096 R)
• M47: 11,615,227 km (0.119 R)
• M48: 11,735,355 km (0.031 R)
• M49: 12,444,299 km (0.108 R)
• M50: 12,628,753 km (0.09 R)
• M51: 12,772,965 km (0.06 R)
• M52: 13,146,362 km (0.09 R)
• M53: 13,797,711 km (0.106 R)
• M54: 14,095,261 km (0.09 R)
• M55: 14,438,139 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 9.8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.9 AU - 5.34 AU

Year: 7366 Days

Day: 13.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 41,428,129 km

• M1: 123,717 km (0.068 R)
• M2: 260,749 km (0.089 R)
• M3: 359,035 km (0.116 R)
• M4: 441,463 km (0.099 R)
• M5: 506,389 km (0.086 R)
• M6: 685,009 km (0.05 R)
• M7: 762,650 km (0.057 R)
• M8: 885,171 km (0.1 R)
• M9: 1,036,863 km (0.12 R)
• M10: 1,174,044 km (0.108 R)
• M11: 1,479,373 km (0.115 R)
• M12: 1,661,434 km (0.087 R)
• M13: 2,105,141 km (0.098 R)
• M14: 2,492,151 km (0.105 R)
• M15: 2,885,444 km (0.086 R)
• M16: 3,114,328 km (0.106 R)
• M17: 3,197,505 km (0.118 R)
• M18: 3,315,238 km (0.083 R)
• M19: 3,589,900 km (0.056 R)
• M20: 4,308,568 km (0.112 R)
• M21: 4,457,717 km (0.117 R)
• M22: 4,646,360 km (0.097 R)
• M23: 5,071,069 km (0.055 R)
• M24: 5,228,595 km (0.116 R)
• M25: 5,327,779 km (0.06 R)
• M26: 5,487,998 km (0.089 R)
• M27: 5,895,502 km (0.114 R)
• M28: 6,631,973 km (0.087 R)
• M29: 6,739,534 km (0.063 R)
• M30: 6,847,843 km (0.063 R)
• M31: 7,131,779 km (0.119 R)
• M32: 7,375,175 km (0.112 R)
• M33: 7,870,194 km (0.097 R)
• M34: 8,236,859 km (0.098 R)
• M35: 8,306,272 km (0.081 R)
• M36: 8,515,560 km (0.113 R)
• M37: 9,539,856 km (0.116 R)
• M38: 10,277,374 km (0.053 R)
• M39: 10,703,428 km (0.098 R)
• M40: 11,109,736 km (0.088 R)
• M41: 11,676,712 km (0.064 R)
• M42: 11,859,072 km (0.109 R)
• M43: 12,305,921 km (0.117 R)
• M44: 12,385,357 km (0.088 R)
• M45: 12,731,527 km (0.074 R)
• M46: 12,946,050 km (0.114 R)
• M47: 13,161,920 km (0.107 R)
• M48: 13,351,760 km (0.048 R)
• M49: 15,157,555 km (0.108 R)
• M50: 15,356,521 km (0.037 R)
• M51: 15,527,810 km (0.067 R)
• M52: 15,786,016 km (0.079 R)
• M53: 15,929,929 km (0.067 R)
• M54: 16,074,441 km (0.071 R)
• M55: 16,277,445 km (0.051 R)
• M56: 16,452,026 km (0.088 R)
• M57: 16,773,811 km (0.118 R)
• M58: 17,423,814 km (0.108 R)
• M59: 17,871,560 km (0.059 R)
• M60: 18,444,370 km (0.093 R)
• M61: 18,839,608 km (0.088 R)
• M62: 18,961,829 km (0.073 R)
• M63: 19,023,015 km (0.079 R)
• M64: 19,115,018 km (0.065 R)
• M65: 19,176,353 km (0.113 R)
• M66: 19,268,505 km (0.088 R)
• M67: 19,391,624 km (0.115 R)
• M68: 19,669,577 km (0.097 R)
• M69: 19,855,677 km (0.088 R)
• M70: 20,104,757 km (0.071 R)
• M71: 20,857,982 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.8

Radius: 7.6

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.14 AU - 7.78 AU

Year: 10440 Days

Day: 15.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 41,428,129 km

• M1: 113,694 km (0.118 R)
• M2: 248,183 km (0.037 R)
• M3: 365,168 km (0.08 R)
• M4: 425,157 km (0.094 R)
• M5: 994,975 km (0.106 R)
• M6: 1,247,945 km (0.063 R)
• M7: 1,500,915 km (0.09 R)
• M8: 1,685,519 km (0.062 R)
• M9: 1,899,295 km (0.115 R)
• M10: 1,965,267 km (0.041 R)
• M11: 2,329,688 km (0.078 R)
• M12: 2,915,363 km (0.05 R)
• M13: 3,277,390 km (0.104 R)
• M14: 3,463,789 km (0.047 R)
• M15: 3,930,983 km (0.071 R)
• M16: 4,215,070 km (0.114 R)
• M17: 4,447,246 km (0.087 R)
• M18: 5,015,269 km (0.116 R)
• M19: 5,958,034 km (0.112 R)
• M20: 6,350,280 km (0.116 R)
• M21: 6,449,613 km (0.115 R)
• M22: 6,920,248 km (0.096 R)
• M23: 7,297,833 km (0.094 R)
• M24: 7,752,760 km (0.061 R)
• M25: 8,325,122 km (0.093 R)
• M26: 8,689,841 km (0.082 R)
• M27: 8,911,246 km (0.055 R)
• M28: 9,284,193 km (0.079 R)
• M29: 10,045,647 km (0.12 R)
• M30: 10,161,585 km (0.082 R)
• M31: 12,035,149 km (0.095 R)
• M32: 12,364,414 km (0.089 R)
• M33: 13,200,965 km (0.1 R)
• M34: 13,370,310 km (0.115 R)
• M35: 13,711,542 km (0.047 R)
• M36: 13,797,262 km (0.117 R)
• M37: 14,185,169 km (0.083 R)
• M38: 14,358,852 km (0.101 R)
• M39: 14,927,923 km (0.114 R)
• M40: 15,415,163 km (0.111 R)
• M41: 15,683,242 km (0.081 R)
• M42: 16,178,561 km (0.119 R)
• M43: 16,405,351 km (0.103 R)
• M44: 16,770,520 km (0.078 R)
• M45: 17,230,683 km (0.066 R)
• M46: 17,601,985 km (0.118 R)
• M47: 17,928,856 km (0.094 R)
• M48: 18,352,218 km (0.082 R)
• M49: 18,683,727 km (0.096 R)
• M50: 19,400,749 km (0.098 R)
• M51: 19,497,090 km (0.112 R)
• M52: 19,641,752 km (0.047 R)
• M53: 20,911,090 km (0.066 R)
• M54: 21,158,225 km (0.099 R)
• M55: 21,705,305 km (0.098 R)
• M56: 22,559,957 km (0.111 R)
• M57: 22,711,949 km (0.11 R)
• M58: 24,405,845 km (0.089 R)
• M59: 24,457,756 km (0.074 R)
• M60: 25,084,272 km (0.106 R)
• M61: 25,346,816 km (0.043 R)
• M62: 25,399,474 km (0.119 R)
• M63: 26,941,529 km (0.094 R)
• M64: 27,426,226 km (0.101 R)
• M65: 28,022,524 km (0.107 R)
• M66: 29,117,580 km (0.086 R)
• M67: 29,614,993 km (0.028 R)
• M68: 30,618,196 km (0.085 R)
• M69: 30,730,245 km (0.111 R)
• M70: 31,011,339 km (0.07 R)
• M71: 31,349,580 km (0.094 R)
• M72: 31,462,676 km (0.117 R)
• M73: 31,802,563 km (0.057 R)
• M74: 32,543,222 km (0.099 R)
• M75: 33,174,375 km (0.042 R)
• M76: 33,404,905 km (0.106 R)
• M77: 34,623,829 km (0.111 R)
• M78: 36,568,601 km (0.05 R)
• M79: 36,628,141 km (0.084 R)
• M80: 36,985,680 km (0.113 R)
• M81: 37,704,348 km (0.115 R)
• M82: 38,609,116 km (0.08 R)
• M83: 38,730,290 km (0.104 R)
• M84: 38,973,088 km (0.117 R)
• M85: 40,255,740 km (0.114 R)
• M86: 40,748,066 km (0.08 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: 445 - 20,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit