🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.9

Radius: 13.1

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.81 AU - 1.04 AU

Year: 620 Days

Day: 7.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 79.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,983,321 km

• M1: 179,817 km (0.09 R)
• M2: 463,005 km (0.087 R)
• M3: 927,507 km (0.071 R)
• M4: 1,734,139 km (0.095 R)
• M5: 2,031,389 km (0.102 R)
• M6: 2,281,218 km (0.113 R)
• M7: 2,529,850 km (0.104 R)
• M8: 3,087,102 km (0.108 R)
• M9: 4,332,953 km (0.083 R)
• M10: 4,868,962 km (0.116 R)
• M11: 5,998,127 km (0.107 R)
• M12: 6,295,976 km (0.112 R)
• M13: 7,471,217 km (0.097 R)
• M14: 7,727,777 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.4

Radius: 9.5

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.38 AU - 1.7 AU

Year: 1343 Days

Day: 9.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,983,321 km

• M1: 227,538 km (0.115 R)
• M2: 678,426 km (0.087 R)
• M3: 927,058 km (0.099 R)
• M4: 1,155,344 km (0.064 R)
• M5: 1,359,396 km (0.115 R)
• M6: 2,385,637 km (0.094 R)
• M7: 3,209,622 km (0.046 R)
• M8: 4,160,915 km (0.12 R)
• M9: 4,385,761 km (0.106 R)
• M10: 5,031,874 km (0.098 R)
• M11: 5,492,336 km (0.07 R)
• M12: 5,709,702 km (0.025 R)
• M13: 7,524,773 km (0.061 R)
• M14: 8,202,900 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.2

Radius: 8.4

Gravity: 13.34 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.7 AU - 2.6 AU

Year: 2216 Days

Day: 12.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,983,321 km

• M1: 108,758 km (0.086 R)
• M2: 318,494 km (0.076 R)
• M3: 495,767 km (0.117 R)
• M4: 1,052,421 km (0.095 R)
• M5: 1,457,233 km (0.111 R)
• M6: 1,647,970 km (0.059 R)
• M7: 2,018,075 km (0.048 R)
• M8: 2,951,566 km (0.066 R)
• M9: 3,288,012 km (0.046 R)
• M10: 3,999,948 km (0.077 R)
• M11: 4,465,197 km (0.081 R)
• M12: 4,840,987 km (0.068 R)
• M13: 5,113,255 km (0.114 R)
• M14: 5,869,472 km (0.117 R)
• M15: 7,232,309 km (0.114 R)
• M16: 7,493,357 km (0.064 R)
• M17: 8,054,499 km (0.088 R)
• M18: 8,254,511 km (0.108 R)
• M19: 9,265,045 km (0.085 R)
• M20: 10,819,367 km (0.08 R)
• M21: 11,522,776 km (0.086 R)
• M22: 12,901,919 km (0.073 R)
• M23: 13,767,043 km (0.084 R)
• M24: 14,392,961 km (0.089 R)
• M25: 15,169,224 km (0.105 R)
• M26: 15,756,246 km (0.09 R)
• M27: 16,389,943 km (0.106 R)
• M28: 16,639,771 km (0.102 R)
• M29: 16,891,544 km (0.087 R)
• M30: 17,145,262 km (0.037 R)
• M31: 18,442,126 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.4

Radius: 12.7

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.36 AU - 4.06 AU

Year: 5023 Days

Day: 11.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,983,321 km

• M1: 204,650 km (0.09 R)
• M2: 905,067 km (0.1 R)
• M3: 1,270,236 km (0.072 R)
• M4: 1,733,839 km (0.109 R)
• M5: 2,277,777 km (0.12 R)
• M6: 3,607,403 km (0.095 R)
• M7: 5,052,070 km (0.12 R)
• M8: 7,096,624 km (0.112 R)
• M9: 8,164,902 km (0.041 R)
• M10: 10,267,201 km (0.108 R)
• M11: 12,833,104 km (0.068 R)
• M12: 13,651,853 km (0.112 R)
• M13: 14,109,174 km (0.106 R)
• M14: 14,574,273 km (0.076 R)
• M15: 16,510,519 km (0.116 R)
• M16: 21,836,951 km (0.08 R)
• M17: 22,805,597 km (0.057 R)
• M18: 25,838,993 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.8

Radius: 15

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.54 AU - 4.08 AU

Year: 5228 Days

Day: 10.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,983,321 km

• M1: 187,446 km (0.108 R)
• M2: 557,402 km (0.069 R)
• M3: 1,223,860 km (0.104 R)
• M4: 1,657,694 km (0.087 R)
• M5: 2,039,767 km (0.078 R)
• M6: 2,528,204 km (0.11 R)
• M7: 2,835,179 km (0.039 R)
• M8: 3,752,962 km (0.048 R)
• M9: 4,719,214 km (0.084 R)
• M10: 5,898,794 km (0.093 R)
• M11: 6,813,435 km (0.114 R)
• M12: 7,627,547 km (0.097 R)
• M13: 7,994,959 km (0.076 R)
• M14: 8,341,876 km (0.099 R)
• M15: 8,786,182 km (0.095 R)
• M16: 10,287,397 km (0.072 R)
• M17: 11,423,742 km (0.117 R)
• M18: 12,049,809 km (0.085 R)
• M19: 12,369,201 km (0.114 R)
• M20: 13,915,893 km (0.111 R)
• M21: 14,763,066 km (0.106 R)
• M22: 15,918,261 km (0.119 R)
• M23: 19,333,879 km (0.039 R)
• M24: 19,829,647 km (0.09 R)
• M25: 21,781,151 km (0.114 R)
• M26: 24,224,982 km (0.093 R)
• M27: 24,577,584 km (0.077 R)
• M28: 25,034,605 km (0.115 R)
• M29: 25,547,427 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.8

Radius: 4.4

Gravity: 39.97 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.81 AU - 6.23 AU

Year: 10383 Days

Day: 15.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 78,983,321 km

• M1: 89,310 km (0.071 R)
• M2: 251,324 km (0.096 R)
• M3: 1,235,978 km (0.063 R)
• M4: 1,396,646 km (0.096 R)
• M5: 1,692,999 km (0.097 R)
• M6: 2,418,250 km (0.109 R)
• M7: 2,620,207 km (0.105 R)
• M8: 3,123,903 km (0.1 R)
• M9: 3,537,840 km (0.073 R)
• M10: 4,534,611 km (0.093 R)
• M11: 4,748,984 km (0.086 R)
• M12: 4,968,444 km (0.09 R)
• M13: 5,422,175 km (0.118 R)
• M14: 5,622,935 km (0.09 R)
• M15: 6,426,126 km (0.109 R)
• M16: 7,245,025 km (0.061 R)
• M17: 8,358,781 km (0.1 R)
• M18: 10,134,508 km (0.054 R)
• M19: 10,271,091 km (0.102 R)
• M20: 10,733,348 km (0.104 R)
• M21: 12,131,639 km (0.106 R)
• M22: 12,583,126 km (0.082 R)
• M23: 13,615,949 km (0.111 R)
• M24: 14,635,010 km (0.086 R)
• M25: 14,964,425 km (0.081 R)
• M26: 16,089,401 km (0.082 R)
• M27: 17,195,976 km (0.1 R)
• M28: 20,027,714 km (0.119 R)
• M29: 22,192,545 km (0.102 R)
• M30: 24,186,984 km (0.063 R)
• M31: 26,930,459 km (0.111 R)
• M32: 27,078,860 km (0.089 R)
• M33: 31,082,997 km (0.072 R)
• M34: 32,778,539 km (0.117 R)
• M35: 34,771,332 km (0.109 R)
• M36: 34,940,079 km (0.072 R)
• M37: 35,704,524 km (0.108 R)
• M38: 36,046,804 km (0.089 R)
• M39: 38,135,489 km (0.084 R)
• M40: 38,312,164 km (0.077 R)
• M41: 44,754,597 km (0.111 R)
• M42: 47,866,681 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.3

Radius: 7

Gravity: 16.97 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 8.97 AU - 9.17 AU

Year: 19201 Days

Day: 17.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,983,321 km

• M1: 88,263 km (0.106 R)
• M2: 300,393 km (0.051 R)
• M3: 643,720 km (0.098 R)
• M4: 814,112 km (0.043 R)
• M5: 990,338 km (0.11 R)
• M6: 1,300,155 km (0.081 R)
• M7: 1,461,721 km (0.111 R)
• M8: 1,677,890 km (0.058 R)
• M9: 1,934,001 km (0.094 R)
• M10: 2,421,092 km (0.103 R)
• M11: 3,870,995 km (0.11 R)
• M12: 4,260,697 km (0.073 R)
• M13: 5,137,191 km (0.106 R)
• M14: 8,783,340 km (0.076 R)
• M15: 9,100,487 km (0.104 R)
• M16: 10,368,928 km (0.116 R)
• M17: 11,181,842 km (0.086 R)
• M18: 19,107,388 km (0.114 R)
• M19: 20,931,136 km (0.031 R)
• M20: 21,750,034 km (0.065 R)
• M21: 23,779,928 km (0.094 R)
• M22: 24,740,645 km (0.103 R)
• M23: 27,924,537 km (0.085 R)
• M24: 29,252,218 km (0.113 R)
• M25: 31,103,492 km (0.066 R)
• M26: 32,706,582 km (0.067 R)
• M27: 34,142,572 km (0.061 R)
• M28: 34,767,443 km (0.083 R)
• M29: 35,821,509 km (0.027 R)
• M30: 36,999,144 km (0.09 R)
• M31: 38,746,297 km (0.112 R)
• M32: 52,749,406 km (0.107 R)
• M33: 58,438,763 km (0.11 R)
• M34: 59,666,363 km (0.088 R)
• M35: 66,140,959 km (0.092 R)
• M36: 68,031,277 km (0.093 R)
• M37: 68,912,708 km (0.11 R)
• M38: 70,543,325 km (0.104 R)
• M39: 73,862,153 km (0.047 R)
• M40: 76,634,202 km (0.103 R)
• M41: 77,882,596 km (0.22 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 14,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit