🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.1

Radius: 11.3

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.43 AU - 0.63 AU

Year: 257 Days

Day: 7.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 90,343,479 km

• M1: 140,472 km (0.091 R)
• M2: 559,047 km (0.043 R)
• M3: 968,796 km (0.113 R)
• M4: 2,019,721 km (0.025 R)
• M5: 2,438,894 km (0.104 R)
• M6: 3,293,248 km (0.067 R)
• M7: 3,714,665 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.3

Radius: 12.3

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.59 AU - 0.73 AU

Year: 358 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 90,343,479 km

• M1: 153,637 km (0.119 R)
• M2: 554,859 km (0.045 R)
• M3: 997,668 km (0.12 R)
• M4: 1,522,458 km (0.112 R)
• M5: 2,053,829 km (0.05 R)
• M6: 3,531,707 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.9

Radius: 12.3

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1 AU - 1.18 AU

Year: 759 Days

Day: 12.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,343,479 km

• M1: 153,188 km (0.11 R)
• M2: 583,132 km (0.115 R)
• M3: 1,097,450 km (0.096 R)
• M4: 1,708,856 km (0.117 R)
• M5: 2,215,694 km (0.092 R)
• M6: 2,654,764 km (0.11 R)
• M7: 3,638,071 km (0.026 R)
• M8: 4,046,772 km (0.067 R)
• M9: 4,993,876 km (0.109 R)
• M10: 5,696,986 km (0.047 R)
• M11: 6,336,218 km (0.101 R)
• M12: 6,954,057 km (0.103 R)
• M13: 7,807,214 km (0.106 R)
• M14: 8,284,880 km (0.061 R)
• M15: 9,354,804 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.6

Radius: 8.6

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.39 AU - 3.79 AU

Year: 3622 Days

Day: 11.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,343,479 km

• M1: 106,962 km (0.094 R)
• M2: 743,053 km (0.051 R)
• M3: 1,126,622 km (0.046 R)
• M4: 1,413,999 km (0.068 R)
• M5: 1,926,671 km (0.075 R)
• M6: 2,287,800 km (0.09 R)
• M7: 2,914,765 km (0.102 R)
• M8: 4,661,918 km (0.108 R)
• M9: 5,769,990 km (0.108 R)
• M10: 6,413,560 km (0.11 R)
• M11: 6,724,125 km (0.055 R)
• M12: 8,531,267 km (0.084 R)
• M13: 9,330,419 km (0.058 R)
• M14: 10,331,079 km (0.097 R)
• M15: 11,858,324 km (0.061 R)
• M16: 12,719,858 km (0.077 R)
• M17: 13,995,479 km (0.084 R)
• M18: 14,471,051 km (0.092 R)
• M19: 15,504,922 km (0.074 R)
• M20: 16,429,586 km (0.079 R)
• M21: 16,852,051 km (0.045 R)
• M22: 17,884,874 km (0.06 R)
• M23: 18,959,137 km (0.086 R)
• M24: 19,718,645 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.8

Radius: 8.4

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.54 AU - 3.64 AU

Year: 4536 Days

Day: 5.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,343,479 km

• M1: 104,719 km (0.095 R)
• M2: 404,213 km (0.096 R)
• M3: 795,113 km (0.066 R)
• M4: 1,863,541 km (0.106 R)
• M5: 2,395,511 km (0.113 R)
• M6: 3,118,816 km (0.115 R)
• M7: 3,653,629 km (0.088 R)
• M8: 3,924,700 km (0.102 R)
• M9: 13,018,456 km (0.086 R)
• M10: 13,397,537 km (0.082 R)
• M11: 14,444,123 km (0.112 R)
• M12: 14,850,431 km (0.098 R)
• M13: 16,114,982 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.2

Radius: 14.4

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.59 AU - 4.87 AU

Year: 5801 Days

Day: 13.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,343,479 km

• M1: 185,202 km (0.112 R)
• M2: 683,213 km (0.115 R)
• M3: 1,145,620 km (0.076 R)
• M4: 1,828,535 km (0.095 R)
• M5: 2,303,957 km (0.071 R)
• M6: 2,880,657 km (0.115 R)
• M7: 4,329,213 km (0.112 R)
• M8: 5,462,566 km (0.118 R)
• M9: 6,374,066 km (0.076 R)
• M10: 6,981,433 km (0.108 R)
• M11: 7,487,972 km (0.108 R)
• M12: 8,499,852 km (0.045 R)
• M13: 10,662,588 km (0.084 R)
• M14: 11,520,682 km (0.062 R)
• M15: 12,086,162 km (0.108 R)
• M16: 12,818,892 km (0.086 R)
• M17: 14,644,285 km (0.109 R)
• M18: 16,637,527 km (0.086 R)
• M19: 17,544,988 km (0.053 R)
• M20: 18,549,089 km (0.034 R)
• M21: 20,671,733 km (0.091 R)
• M22: 28,261,431 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.8

Radius: 3.7

Gravity: 58.64 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 6.33 AU - 8.95 AU

Year: 14082 Days

Day: 19.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,343,479 km

• M1: 46,375 km (0.101 R)
• M2: 268,827 km (0.12 R)
• M3: 1,658,292 km (0.061 R)
• M4: 1,936,096 km (0.113 R)
• M5: 3,391,833 km (0.111 R)
• M6: 3,956,116 km (0.097 R)
• M7: 4,950,942 km (0.113 R)
• M8: 6,717,543 km (0.098 R)
• M9: 7,464,784 km (0.066 R)
• M10: 8,762,695 km (0.115 R)
• M11: 8,915,584 km (0.11 R)
• M12: 9,226,897 km (0.096 R)
• M13: 13,818,954 km (0.104 R)
• M14: 14,095,859 km (0.103 R)
• M15: 15,461,538 km (0.03 R)
• M16: 16,368,101 km (0.081 R)
• M17: 29,464,946 km (0.095 R)
• M18: 30,038,804 km (0.111 R)
• M19: 32,652,278 km (0.119 R)
• M20: 34,645,520 km (0.118 R)
• M21: 38,055,006 km (0.103 R)
• M22: 38,190,392 km (0.1 R)
• M23: 38,735,377 km (0.072 R)
• M24: 42,114,194 km (0.07 R)
• M25: 44,173,110 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.1

Radius: 7.2

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.82 AU - 12.48 AU

Year: 21564 Days

Day: 17 Hours

Environment

Temp: -243 °C

Axial Tilt: 123 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 90,343,479 km

• M1: 89,759 km (0.069 R)
• M2: 1,209,798 km (0.081 R)
• M3: 1,582,147 km (0.047 R)
• M4: 1,813,126 km (0.116 R)
• M5: 3,302,971 km (0.057 R)
• M6: 3,855,885 km (0.08 R)
• M7: 4,341,330 km (0.087 R)
• M8: 4,566,176 km (0.079 R)
• M9: 4,969,791 km (0.097 R)
• M10: 6,530,994 km (0.077 R)
• M11: 9,261,006 km (0.115 R)
• M12: 9,853,114 km (0.093 R)
• M13: 12,156,921 km (0.065 R)
• M14: 12,932,586 km (0.072 R)
• M15: 14,797,473 km (0.048 R)
• M16: 17,472,583 km (0.104 R)
• M17: 17,961,468 km (0.114 R)
• M18: 18,711,702 km (0.104 R)
• M19: 19,832,339 km (0.094 R)
• M20: 22,779,866 km (0.112 R)
• M21: 25,070,509 km (0.111 R)
• M22: 37,763,888 km (0.085 R)
• M23: 38,034,959 km (0.079 R)
• M24: 39,688,465 km (0.103 R)
• M25: 42,990,838 km (0.058 R)
• M26: 45,699,606 km (0.099 R)
• M27: 46,782,994 km (0.072 R)
• M28: 49,647,494 km (0.1 R)
• M29: 50,627,809 km (0.097 R)
• M30: 57,137,560 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.4

Radius: 3.1

Gravity: 94.32 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.44 AU - 12.44 AU

Year: 22495 Days

Day: 19.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 121.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 90,343,479 km

• M1: 43,982 km (0.091 R)
• M2: 179,517 km (0.106 R)
• M3: 619,634 km (0.108 R)
• M4: 728,990 km (0.112 R)
• M5: 961,316 km (0.111 R)
• M6: 1,225,506 km (0.075 R)
• M7: 1,719,029 km (0.083 R)
• M8: 2,728,815 km (0.114 R)
• M9: 4,954,681 km (0.049 R)
• M10: 5,232,186 km (0.097 R)
• M11: 6,729,062 km (0.111 R)
• M12: 6,873,424 km (0.066 R)
• M13: 8,267,526 km (0.062 R)
• M14: 8,488,931 km (0.061 R)
• M15: 8,943,559 km (0.114 R)
• M16: 9,414,344 km (0.094 R)
• M17: 10,213,944 km (0.088 R)
• M18: 10,597,962 km (0.065 R)
• M19: 10,793,486 km (0.053 R)
• M20: 11,531,004 km (0.061 R)
• M21: 11,668,784 km (0.119 R)
• M22: 12,301,732 km (0.103 R)
• M23: 12,517,602 km (0.118 R)
• M24: 13,789,633 km (0.05 R)
• M25: 15,728,271 km (0.092 R)
• M26: 15,982,588 km (0.102 R)
• M27: 16,239,746 km (0.059 R)
• M28: 20,840,031 km (0.055 R)
• M29: 23,600,710 km (0.04 R)
• M30: 23,822,563 km (0.09 R)
• M31: 26,595,360 km (0.093 R)
• M32: 31,951,712 km (0.03 R)
• M33: 37,379,122 km (0.076 R)
• M34: 47,322,743 km (0.103 R)
• M35: 50,378,280 km (0.096 R)
• M36: 56,679,791 km (0.095 R)
• M37: 67,642,024 km (0.03 R)
• M38: 74,566,610 km (0.118 R)
• M39: 84,254,718 km (0.103 R)
• M40: 85,815,771 km (0.034 R)
• M41: 87,396,123 km (0.113 R)
• M42: 89,264,152 km (0.103 R)
• M43: 89,533,129 km (0.108 R)
• M44: 90,072,878 km (0.057 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 14,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit