🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.7

Radius: 10.7

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.88 AU - 1 AU

Year: 588 Days

Day: 6.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,079,536 km

• M1: 133,142 km (0.11 R)
• M2: 486,343 km (0.1 R)
• M3: 821,891 km (0.115 R)
• M4: 1,315,264 km (0.1 R)
• M5: 2,189,514 km (0.059 R)
• M6: 3,068,851 km (0.094 R)
• M7: 3,742,939 km (0.107 R)
• M8: 4,433,183 km (0.097 R)
• M9: 5,259,562 km (0.116 R)
• M10: 5,606,479 km (0.05 R)
• M11: 7,239,041 km (0.082 R)
• M12: 8,020,989 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.4

Radius: 14.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.67 AU - 2.47 AU

Year: 1923 Days

Day: 8.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,079,536 km

• M1: 179,218 km (0.099 R)
• M2: 793,018 km (0.093 R)
• M3: 1,285,345 km (0.105 R)
• M4: 1,952,103 km (0.1 R)
• M5: 4,130,996 km (0.077 R)
• M6: 4,710,089 km (0.112 R)
• M7: 5,815,767 km (0.043 R)
• M8: 6,399,049 km (0.105 R)
• M9: 6,999,236 km (0.067 R)
• M10: 8,189,287 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.7

Radius: 8.7

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.95 AU - 2.81 AU

Year: 2371 Days

Day: 6.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,079,536 km

• M1: 113,694 km (0.054 R)
• M2: 396,734 km (0.077 R)
• M3: 859,141 km (0.061 R)
• M4: 1,500,018 km (0.039 R)
• M5: 2,061,758 km (0.045 R)
• M6: 2,492,749 km (0.062 R)
• M7: 3,487,126 km (0.091 R)
• M8: 4,686,004 km (0.114 R)
• M9: 4,988,341 km (0.042 R)
• M10: 5,499,517 km (0.079 R)
• M11: 5,836,262 km (0.083 R)
• M12: 6,115,711 km (0.107 R)
• M13: 7,164,840 km (0.101 R)
• M14: 8,446,745 km (0.087 R)
• M15: 9,298,106 km (0.067 R)
• M16: 10,543,808 km (0.054 R)
• M17: 12,577,142 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.9

Radius: 12.6

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.13 AU - 3.53 AU

Year: 3074 Days

Day: 7 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,079,536 km

• M1: 157,377 km (0.098 R)
• M2: 680,222 km (0.112 R)
• M3: 1,929,813 km (0.092 R)
• M4: 2,335,522 km (0.108 R)
• M5: 4,211,928 km (0.116 R)
• M6: 4,665,509 km (0.096 R)
• M7: 5,807,090 km (0.112 R)
• M8: 6,817,175 km (0.079 R)
• M9: 7,975,062 km (0.118 R)
• M10: 8,780,797 km (0.112 R)
• M11: 9,640,236 km (0.04 R)
• M12: 10,110,273 km (0.094 R)
• M13: 10,844,350 km (0.03 R)
• M14: 13,405,016 km (0.116 R)
• M15: 13,843,338 km (0.102 R)
• M16: 15,216,048 km (0.049 R)
• M17: 16,345,063 km (0.112 R)
• M18: 22,636,103 km (0.094 R)
• M19: 23,538,776 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.9

Radius: 11.3

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.68 AU - 3.22 AU

Year: 3272 Days

Day: 9.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,079,536 km

• M1: 147,803 km (0.086 R)
• M2: 595,400 km (0.069 R)
• M3: 1,183,618 km (0.116 R)
• M4: 2,097,512 km (0.086 R)
• M5: 2,551,840 km (0.074 R)
• M6: 4,173,182 km (0.059 R)
• M7: 5,165,764 km (0.085 R)
• M8: 6,140,095 km (0.104 R)
• M9: 7,614,083 km (0.063 R)
• M10: 8,767,183 km (0.104 R)
• M11: 11,206,077 km (0.086 R)
• M12: 12,066,863 km (0.042 R)
• M13: 13,823,142 km (0.101 R)
• M14: 15,429,375 km (0.082 R)
• M15: 16,009,216 km (0.116 R)
• M16: 17,381,178 km (0.082 R)
• M17: 18,066,935 km (0.087 R)
• M18: 18,770,643 km (0.076 R)
• M19: 19,310,243 km (0.054 R)
• M20: 20,609,799 km (0.076 R)
• M21: 21,638,434 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.5

Radius: 11.2

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.67 AU - 3.97 AU

Year: 3906 Days

Day: 5 Hours

Environment

Temp: -196 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,079,536 km

• M1: 139,575 km (0.086 R)
• M2: 520,750 km (0.119 R)
• M3: 989,440 km (0.111 R)
• M4: 1,359,845 km (0.105 R)
• M5: 1,750,445 km (0.077 R)
• M6: 2,102,897 km (0.119 R)
• M7: 2,487,663 km (0.054 R)
• M8: 2,850,139 km (0.066 R)
• M9: 3,343,512 km (0.108 R)
• M10: 4,179,316 km (0.049 R)
• M11: 4,969,342 km (0.041 R)
• M12: 6,908,579 km (0.094 R)
• M13: 7,297,085 km (0.042 R)
• M14: 7,838,031 km (0.075 R)
• M15: 8,296,997 km (0.072 R)
• M16: 9,114,549 km (0.102 R)
• M17: 9,742,412 km (0.097 R)
• M18: 16,583,672 km (0.079 R)
• M19: 18,061,699 km (0.106 R)
• M20: 18,926,674 km (0.115 R)
• M21: 22,807,243 km (0.086 R)
• M22: 23,744,623 km (0.097 R)
• M23: 24,483,038 km (0.109 R)
• M24: 24,857,930 km (0.046 R)
• M25: 25,696,127 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.6

Radius: 10

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.7 AU - 4.82 AU

Year: 6705 Days

Day: 8.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 29,079,536 km

• M1: 125,363 km (0.095 R)
• M2: 610,210 km (0.054 R)
• M3: 1,544,448 km (0.119 R)
• M4: 1,860,998 km (0.07 R)
• M5: 2,253,393 km (0.095 R)
• M6: 2,756,341 km (0.106 R)
• M7: 3,145,594 km (0.098 R)
• M8: 3,549,359 km (0.088 R)
• M9: 4,513,667 km (0.082 R)
• M10: 5,057,156 km (0.093 R)
• M11: 7,058,925 km (0.061 R)
• M12: 7,456,107 km (0.03 R)
• M13: 8,216,663 km (0.064 R)
• M14: 8,656,481 km (0.083 R)
• M15: 12,974,623 km (0.094 R)
• M16: 13,461,864 km (0.113 R)
• M17: 14,243,961 km (0.117 R)
• M18: 17,221,557 km (0.104 R)
• M19: 19,306,054 km (0.096 R)
• M20: 22,468,403 km (0.102 R)
• M21: 26,821,701 km (0.077 R)
• M22: 27,347,538 km (0.076 R)
• M23: 29,705,500 km (0.071 R)
• M24: 30,742,811 km (0.093 R)
• M25: 31,706,670 km (0.063 R)
• M26: 32,690,426 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.6

Radius: 12.4

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.27 AU - 6.49 AU

Year: 8057 Days

Day: 9.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,079,536 km

• M1: 154,235 km (0.089 R)
• M2: 554,111 km (0.06 R)
• M3: 950,844 km (0.081 R)
• M4: 2,651,921 km (0.115 R)
• M5: 3,599,026 km (0.054 R)
• M6: 4,509,478 km (0.074 R)
• M7: 4,966,649 km (0.101 R)
• M8: 6,185,872 km (0.101 R)
• M9: 8,134,534 km (0.096 R)
• M10: 8,932,040 km (0.117 R)
• M11: 10,506,857 km (0.092 R)
• M12: 12,952,184 km (0.116 R)
• M13: 13,462,761 km (0.083 R)
• M14: 14,146,423 km (0.031 R)
• M15: 15,583,311 km (0.065 R)
• M16: 17,176,229 km (0.083 R)
• M17: 19,005,213 km (0.089 R)
• M18: 21,240,803 km (0.068 R)
• M19: 21,736,571 km (0.084 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: 380 - 19,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit