🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.44 AU - 0.58 AU

Year: 239 Days

Day: 30.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,203,678 km

• M1: 66,870 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.62 AU - 0.7 AU

Year: 352 Days

Day: 36.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.8

Radius: 9.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.73 AU - 1.19 AU

Year: 617 Days

Day: 12.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 48,203,678 km

• M1: 121,174 km (0.119 R)
• M2: 191,485 km (0.104 R)
• M3: 257,159 km (0.096 R)
• M4: 319,092 km (0.069 R)
• M5: 399,726 km (0.083 R)
• M6: 464,053 km (0.089 R)
• M7: 535,411 km (0.116 R)
• M8: 664,663 km (0.093 R)
• M9: 756,217 km (0.109 R)
• M10: 827,127 km (0.089 R)
• M11: 919,877 km (0.026 R)
• M12: 992,881 km (0.044 R)
• M13: 1,054,067 km (0.061 R)
• M14: 1,256,921 km (0.106 R)
• M15: 1,353,711 km (0.114 R)
• M16: 1,460,823 km (0.117 R)
• M17: 1,523,505 km (0.089 R)
• M18: 1,615,059 km (0.113 R)
• M19: 1,754,035 km (0.108 R)
• M20: 1,875,658 km (0.102 R)
• M21: 1,944,024 km (0.099 R)
• M22: 2,105,440 km (0.062 R)
• M23: 2,199,089 km (0.102 R)
• M24: 2,330,735 km (0.104 R)
• M25: 2,474,349 km (0.101 R)
• M26: 2,549,597 km (0.101 R)
• M27: 2,673,763 km (0.118 R)
• M28: 2,751,105 km (0.115 R)
• M29: 2,903,096 km (0.056 R)
• M30: 3,093,385 km (0.1 R)
• M31: 3,169,680 km (0.087 R)
• M32: 3,360,417 km (0.112 R)
• M33: 3,433,570 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.9

Radius: 11.3

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.91 AU - 1.21 AU

Year: 716 Days

Day: 9.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 115.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 48,203,678 km

• M1: 143,913 km (0.03 R)
• M2: 222,452 km (0.117 R)
• M3: 302,487 km (0.052 R)
• M4: 385,364 km (0.105 R)
• M5: 484,996 km (0.094 R)
• M6: 598,541 km (0.059 R)
• M7: 669,600 km (0.062 R)
• M8: 784,342 km (0.097 R)
• M9: 886,816 km (0.026 R)
• M10: 994,227 km (0.03 R)
• M11: 1,068,428 km (0.075 R)
• M12: 1,166,115 km (0.114 R)
• M13: 1,244,953 km (0.119 R)
• M14: 1,385,127 km (0.108 R)
• M15: 1,459,477 km (0.086 R)
• M16: 1,786,647 km (0.074 R)
• M17: 1,904,381 km (0.063 R)
• M18: 2,019,422 km (0.059 R)
• M19: 2,120,849 km (0.108 R)
• M20: 2,196,695 km (0.09 R)
• M21: 2,373,520 km (0.115 R)
• M22: 2,514,890 km (0.076 R)
• M23: 2,635,914 km (0.071 R)
• M24: 2,776,836 km (0.096 R)
• M25: 2,865,996 km (0.09 R)
• M26: 2,968,471 km (0.073 R)
• M27: 3,078,275 km (0.096 R)
• M28: 3,170,727 km (0.055 R)
• M29: 3,270,509 km (0.112 R)
• M30: 3,403,052 km (0.109 R)
• M31: 3,628,048 km (0.091 R)
• M32: 3,758,796 km (0.107 R)
• M33: 3,857,979 km (0.051 R)
• M34: 4,052,158 km (0.044 R)
• M35: 4,160,616 km (0.087 R)
• M36: 4,235,864 km (0.114 R)
• M37: 4,366,762 km (0.12 R)
• M38: 4,478,063 km (0.103 R)
• M39: 4,576,348 km (0.027 R)
• M40: 4,703,656 km (0.057 R)
• M41: 4,932,990 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539

Radius: 8.4

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.03 AU - 1.57 AU

Year: 972 Days

Day: 9.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 48,203,678 km

• M1: 105,915 km (0.063 R)
• M2: 207,941 km (0.094 R)
• M3: 275,858 km (0.106 R)
• M4: 354,248 km (0.073 R)
• M5: 533,167 km (0.072 R)
• M6: 610,060 km (0.093 R)
• M7: 685,607 km (0.054 R)
• M8: 758,760 km (0.043 R)
• M9: 907,311 km (0.095 R)
• M10: 969,544 km (0.026 R)
• M11: 1,059,303 km (0.066 R)
• M12: 1,111,811 km (0.088 R)
• M13: 1,165,218 km (0.085 R)
• M14: 1,468,004 km (0.067 R)
• M15: 1,557,015 km (0.101 R)
• M16: 1,624,782 km (0.08 R)
• M17: 1,724,714 km (0.086 R)
• M18: 1,938,788 km (0.107 R)
• M19: 2,020,319 km (0.086 R)
• M20: 2,086,442 km (0.067 R)
• M21: 2,153,312 km (0.042 R)
• M22: 2,237,835 km (0.069 R)
• M23: 2,375,315 km (0.082 R)
• M24: 2,560,368 km (0.119 R)
• M25: 2,668,078 km (0.065 R)
• M26: 2,786,560 km (0.109 R)
• M27: 2,851,186 km (0.105 R)
• M28: 3,019,483 km (0.083 R)
• M29: 3,220,094 km (0.119 R)
• M30: 3,287,862 km (0.077 R)
• M31: 3,574,043 km (0.103 R)
• M32: 3,786,322 km (0.083 R)
• M33: 3,878,624 km (0.076 R)
• M34: 3,992,318 km (0.101 R)
• M35: 4,265,783 km (0.055 R)
• M36: 4,426,302 km (0.115 R)
• M37: 4,545,232 km (0.097 R)
• M38: 4,665,359 km (0.075 R)
• M39: 4,731,332 km (0.107 R)
• M40: 4,797,604 km (0.098 R)
• M41: 5,201,668 km (0.118 R)
• M42: 5,270,034 km (0.117 R)
• M43: 5,745,605 km (0.114 R)
• M44: 5,934,996 km (0.111 R)
• M45: 6,078,311 km (0.081 R)
• M46: 6,344,147 km (0.109 R)
• M47: 6,453,951 km (0.025 R)
• M48: 6,515,286 km (0.057 R)
• M49: 6,688,072 km (0.105 R)
• M50: 6,799,822 km (0.074 R)
• M51: 6,874,770 km (0.113 R)
• M52: 7,189,823 km (0.045 R)
• M53: 7,471,067 km (0.079 R)
• M54: 7,548,260 km (0.097 R)
• M55: 7,664,797 km (0.025 R)
• M56: 7,742,737 km (0.045 R)
• M57: 7,965,189 km (0.069 R)
• M58: 8,057,341 km (0.081 R)
• M59: 8,402,912 km (0.054 R)
• M60: 8,456,468 km (0.053 R)
• M61: 8,590,957 km (0.101 R)
• M62: 8,658,575 km (0.089 R)
• M63: 8,780,497 km (0.088 R)
• M64: 8,875,791 km (0.078 R)
• M65: 9,094,803 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.9

Radius: 10.4

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.93 AU - 2.71 AU

Year: 2318 Days

Day: 12.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 48,203,678 km

• M1: 143,913 km (0.065 R)
• M2: 236,813 km (0.076 R)
• M3: 380,876 km (0.104 R)
• M4: 470,037 km (0.116 R)
• M5: 574,456 km (0.105 R)
• M6: 702,512 km (0.047 R)
• M7: 864,975 km (0.068 R)
• M8: 1,006,046 km (0.052 R)
• M9: 1,155,195 km (0.11 R)
• M10: 1,368,970 km (0.057 R)
• M11: 1,515,426 km (0.104 R)
• M12: 1,656,946 km (0.105 R)
• M13: 1,920,986 km (0.109 R)
• M14: 1,986,361 km (0.114 R)
• M15: 2,187,270 km (0.096 R)
• M16: 2,301,713 km (0.056 R)
• M17: 2,441,886 km (0.084 R)
• M18: 2,608,987 km (0.102 R)
• M19: 3,056,284 km (0.072 R)
• M20: 3,210,670 km (0.088 R)
• M21: 3,288,909 km (0.076 R)
• M22: 3,434,019 km (0.108 R)
• M23: 3,594,837 km (0.119 R)
• M24: 3,785,574 km (0.114 R)
• M25: 3,937,715 km (0.083 R)
• M26: 4,092,100 km (0.09 R)
• M27: 4,191,284 km (0.113 R)
• M28: 4,406,704 km (0.088 R)
• M29: 4,493,920 km (0.087 R)
• M30: 4,655,336 km (0.06 R)
• M31: 4,923,565 km (0.062 R)
• M32: 5,710,899 km (0.078 R)
• M33: 5,982,120 km (0.091 R)
• M34: 6,306,597 km (0.03 R)
• M35: 6,570,338 km (0.076 R)
• M36: 6,770,650 km (0.11 R)
• M37: 6,854,574 km (0.086 R)
• M38: 7,108,891 km (0.09 R)
• M39: 7,245,623 km (0.06 R)
• M40: 7,366,199 km (0.071 R)
• M41: 7,556,787 km (0.03 R)
• M42: 7,731,517 km (0.061 R)
• M43: 7,801,828 km (0.066 R)
• M44: 8,031,760 km (0.061 R)
• M45: 8,317,791 km (0.074 R)
• M46: 8,680,117 km (0.087 R)
• M47: 8,808,173 km (0.048 R)
• M48: 9,121,730 km (0.058 R)
• M49: 9,233,181 km (0.066 R)
• M50: 9,476,576 km (0.115 R)
• M51: 9,570,673 km (0.066 R)
• M52: 9,931,204 km (0.037 R)
• M53: 10,007,649 km (0.034 R)
• M54: 10,199,732 km (0.082 R)
• M55: 10,296,223 km (0.117 R)
• M56: 10,431,759 km (0.051 R)
• M57: 10,548,445 km (0.106 R)
• M58: 10,626,535 km (0.066 R)
• M59: 10,704,775 km (0.095 R)
• M60: 11,598,173 km (0.119 R)
• M61: 12,043,676 km (0.065 R)
• M62: 12,268,521 km (0.115 R)
• M63: 12,432,929 km (0.087 R)
• M64: 12,536,152 km (0.096 R)
• M65: 12,784,784 km (0.055 R)
• M66: 13,160,873 km (0.082 R)
• M67: 13,244,947 km (0.09 R)
• M68: 14,332,523 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.5

Radius: 5.6

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.81 AU - 7.99 AU

Year: 13206 Days

Day: 21.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 48,203,678 km

• M1: 73,901 km (0.093 R)
• M2: 216,169 km (0.096 R)
• M3: 426,204 km (0.107 R)
• M4: 560,094 km (0.09 R)
• M5: 1,078,152 km (0.12 R)
• M6: 1,179,280 km (0.077 R)
• M7: 1,262,456 km (0.096 R)
• M8: 1,390,961 km (0.096 R)
• M9: 1,777,971 km (0.09 R)
• M10: 1,971,401 km (0.086 R)
• M11: 2,070,584 km (0.109 R)
• M12: 2,351,828 km (0.102 R)
• M13: 3,121,360 km (0.075 R)
• M14: 3,563,272 km (0.109 R)
• M15: 4,119,177 km (0.118 R)
• M16: 4,310,513 km (0.094 R)
• M17: 5,104,429 km (0.103 R)
• M18: 5,309,976 km (0.03 R)
• M19: 5,553,073 km (0.1 R)
• M20: 7,354,680 km (0.09 R)
• M21: 7,393,127 km (0.079 R)
• M22: 7,431,723 km (0.084 R)
• M23: 7,664,647 km (0.095 R)
• M24: 7,821,276 km (0.044 R)
• M25: 8,018,446 km (0.069 R)
• M26: 8,701,211 km (0.111 R)
• M27: 10,121,942 km (0.07 R)
• M28: 10,509,998 km (0.117 R)
• M29: 10,771,346 km (0.096 R)
• M30: 10,815,028 km (0.117 R)
• M31: 11,389,484 km (0.071 R)
• M32: 11,434,064 km (0.118 R)
• M33: 12,246,680 km (0.09 R)
• M34: 12,798,696 km (0.047 R)
• M35: 12,984,646 km (0.1 R)
• M36: 13,031,171 km (0.099 R)
• M37: 13,594,706 km (0.115 R)
• M38: 14,406,574 km (0.114 R)
• M39: 14,648,324 km (0.058 R)
• M40: 14,696,794 km (0.08 R)
• M41: 15,926,937 km (0.116 R)
• M42: 16,579,633 km (0.1 R)
• M43: 16,883,765 km (0.119 R)
• M44: 16,934,629 km (0.084 R)
• M45: 17,087,667 km (0.057 R)
• M46: 17,292,167 km (0.051 R)
• M47: 18,066,785 km (0.098 R)
• M48: 19,971,465 km (0.078 R)
• M49: 20,133,031 km (0.088 R)
• M50: 20,349,050 km (0.089 R)
• M51: 20,457,509 km (0.063 R)
• M52: 22,272,729 km (0.096 R)
• M53: 23,001,869 km (0.107 R)
• M54: 23,341,157 km (0.109 R)
• M55: 23,397,705 km (0.063 R)
• M56: 24,311,000 km (0.074 R)
• M57: 25,585,724 km (0.118 R)
• M58: 27,000,920 km (0.094 R)
• M59: 27,298,919 km (0.033 R)
• M60: 28,320,373 km (0.12 R)
• M61: 29,231,873 km (0.105 R)
• M62: 29,783,590 km (0.104 R)
• M63: 30,338,598 km (0.107 R)
• M64: 30,648,265 km (0.06 R)
• M65: 31,208,659 km (0.099 R)
• M66: 31,333,573 km (0.11 R)
• M67: 31,835,175 km (0.03 R)
• M68: 32,276,189 km (0.065 R)
• M69: 38,458,022 km (0.109 R)
• M70: 39,804,852 km (0.062 R)
• M71: 40,756,893 km (0.097 R)
• M72: 41,304,271 km (0.109 R)
• M73: 47,915,151 km (0.106 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: 428 - 19,667 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit