🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757

Radius: 11.2

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.79 AU - 0.97 AU

Year: 570 Days

Day: 6.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,186,075 km

• M1: 142,567 km (0.106 R)
• M2: 521,947 km (0.057 R)
• M3: 1,134,101 km (0.085 R)
• M4: 1,663,379 km (0.047 R)
• M5: 2,080,009 km (0.068 R)
• M6: 2,629,781 km (0.066 R)
• M7: 3,009,460 km (0.092 R)
• M8: 4,406,106 km (0.106 R)
• M9: 4,978,617 km (0.117 R)
• M10: 5,510,737 km (0.075 R)
• M11: 5,986,009 km (0.102 R)
• M12: 6,709,614 km (0.11 R)
• M13: 7,209,421 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.1

Radius: 12.2

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.01 AU - 1.15 AU

Year: 775 Days

Day: 8.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,186,075 km

• M1: 152,590 km (0.095 R)
• M2: 560,693 km (0.104 R)
• M3: 985,850 km (0.069 R)
• M4: 1,426,864 km (0.118 R)
• M5: 1,872,965 km (0.11 R)
• M6: 2,749,459 km (0.075 R)
• M7: 3,222,338 km (0.035 R)
• M8: 4,205,346 km (0.106 R)
• M9: 7,298,431 km (0.083 R)
• M10: 8,906,010 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.7

Radius: 10.4

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.93 AU - 1.99 AU

Year: 1894 Days

Day: 7.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,186,075 km

• M1: 130,449 km (0.032 R)
• M2: 463,604 km (0.107 R)
• M3: 856,298 km (0.082 R)
• M4: 1,249,142 km (0.091 R)
• M5: 2,374,717 km (0.092 R)
• M6: 2,907,135 km (0.069 R)
• M7: 3,415,768 km (0.071 R)
• M8: 3,745,332 km (0.061 R)
• M9: 4,329,213 km (0.116 R)
• M10: 6,168,818 km (0.061 R)
• M11: 6,687,025 km (0.108 R)
• M12: 9,022,996 km (0.117 R)
• M13: 9,555,115 km (0.103 R)
• M14: 10,536,627 km (0.118 R)
• M15: 11,240,186 km (0.092 R)
• M16: 12,333,596 km (0.095 R)
• M17: 13,199,020 km (0.119 R)
• M18: 14,730,902 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.2

Radius: 8.7

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.87 AU - 4.53 AU

Year: 4913 Days

Day: 8.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,186,075 km

• M1: 114,293 km (0.102 R)
• M2: 468,391 km (0.067 R)
• M3: 775,216 km (0.11 R)
• M4: 1,054,815 km (0.085 R)
• M5: 2,098,858 km (0.092 R)
• M6: 2,657,606 km (0.114 R)
• M7: 3,148,138 km (0.087 R)
• M8: 3,678,013 km (0.038 R)
• M9: 4,113,343 km (0.09 R)
• M10: 4,513,667 km (0.106 R)
• M11: 5,340,644 km (0.109 R)
• M12: 6,380,798 km (0.053 R)
• M13: 7,072,688 km (0.084 R)
• M14: 7,648,341 km (0.074 R)
• M15: 8,151,588 km (0.072 R)
• M16: 9,039,302 km (0.069 R)
• M17: 10,388,375 km (0.078 R)
• M18: 11,387,839 km (0.106 R)
• M19: 13,820,450 km (0.108 R)
• M20: 14,315,319 km (0.066 R)
• M21: 15,079,914 km (0.11 R)
• M22: 15,764,324 km (0.101 R)
• M23: 16,690,485 km (0.078 R)
• M24: 17,825,783 km (0.115 R)
• M25: 18,951,357 km (0.1 R)
• M26: 19,255,340 km (0.106 R)
• M27: 19,810,498 km (0.066 R)
• M28: 20,312,997 km (0.084 R)
• M29: 20,824,024 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79

Radius: 13.9

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.24 AU - 5.02 AU

Year: 5793 Days

Day: 8.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,186,075 km

• M1: 173,384 km (0.095 R)
• M2: 723,605 km (0.07 R)
• M3: 1,765,105 km (0.028 R)
• M4: 2,643,095 km (0.051 R)
• M5: 4,145,955 km (0.084 R)
• M6: 12,502,044 km (0.084 R)
• M7: 14,858,958 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.7

Radius: 7

Gravity: 16.54 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.07 AU - 9.39 AU

Year: 16297 Days

Day: 20.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 50,186,075 km

• M1: 87,814 km (0.117 R)
• M2: 402,119 km (0.075 R)
• M3: 736,470 km (0.072 R)
• M4: 1,068,727 km (0.115 R)
• M5: 1,377,348 km (0.091 R)
• M6: 2,237,535 km (0.062 R)
• M7: 3,145,594 km (0.082 R)
• M8: 3,965,540 km (0.08 R)
• M9: 4,711,286 km (0.083 R)
• M10: 5,282,750 km (0.119 R)
• M11: 5,585,237 km (0.085 R)
• M12: 6,434,952 km (0.101 R)
• M13: 7,698,157 km (0.069 R)
• M14: 9,226,449 km (0.118 R)
• M15: 10,292,932 km (0.11 R)
• M16: 10,586,742 km (0.03 R)
• M17: 13,349,665 km (0.098 R)
• M18: 15,159,051 km (0.119 R)
• M19: 15,539,628 km (0.041 R)
• M20: 17,373,100 km (0.044 R)
• M21: 18,470,699 km (0.116 R)
• M22: 18,730,401 km (0.113 R)
• M23: 21,654,741 km (0.112 R)
• M24: 22,825,494 km (0.072 R)
• M25: 27,256,134 km (0.106 R)
• M26: 27,480,381 km (0.114 R)
• M27: 32,227,720 km (0.051 R)
• M28: 34,662,874 km (0.081 R)
• M29: 35,858,161 km (0.057 R)
• M30: 42,700,019 km (0.1 R)
• M31: 48,040,514 km (0.073 R)
• M32: 52,933,561 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.9

Radius: 3.5

Gravity: 13.71 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.5 AU - 8.82 AU

Year: 17591 Days

Day: 17.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 50,186,075 km

• M1: 43,832 km (0.068 R)
• M2: 333,753 km (0.032 R)
• M3: 941,868 km (0.064 R)
• M4: 1,836,763 km (0.092 R)
• M5: 2,439,792 km (0.105 R)
• M6: 2,633,970 km (0.116 R)
• M7: 3,031,302 km (0.036 R)
• M8: 3,891,789 km (0.104 R)
• M9: 4,694,232 km (0.105 R)
• M10: 5,701,175 km (0.12 R)
• M11: 5,836,411 km (0.106 R)
• M12: 5,973,742 km (0.106 R)
• M13: 6,326,644 km (0.053 R)
• M14: 9,429,154 km (0.046 R)
• M15: 10,004,507 km (0.058 R)
• M16: 12,091,697 km (0.068 R)
• M17: 12,371,445 km (0.115 R)
• M18: 12,828,017 km (0.104 R)
• M19: 14,327,138 km (0.074 R)
• M20: 16,343,119 km (0.108 R)
• M21: 17,454,032 km (0.098 R)
• M22: 21,087,465 km (0.116 R)
• M23: 22,068,678 km (0.09 R)
• M24: 24,209,723 km (0.093 R)
• M25: 27,147,077 km (0.101 R)
• M26: 27,530,197 km (0.059 R)
• M27: 31,351,076 km (0.046 R)
• M28: 32,519,585 km (0.065 R)
• M29: 34,048,475 km (0.11 R)
• M30: 36,083,754 km (0.064 R)
• M31: 36,430,672 km (0.105 R)
• M32: 40,643,797 km (0.102 R)
• M33: 42,159,822 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.4

Radius: 3.9

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.41 AU - 9.51 AU

Year: 18513 Days

Day: 16.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 50,186,075 km

• M1: 49,966 km (0.091 R)
• M2: 340,934 km (0.077 R)
• M3: 889,659 km (0.064 R)
• M4: 1,388,717 km (0.101 R)
• M5: 2,161,540 km (0.061 R)
• M6: 3,580,475 km (0.119 R)
• M7: 4,090,604 km (0.108 R)
• M8: 7,220,940 km (0.072 R)
• M9: 7,812,450 km (0.044 R)
• M10: 10,293,381 km (0.062 R)
• M11: 10,503,566 km (0.086 R)
• M12: 11,261,728 km (0.119 R)
• M13: 11,710,970 km (0.09 R)
• M14: 14,137,747 km (0.119 R)
• M15: 14,660,292 km (0.056 R)
• M16: 18,684,325 km (0.118 R)
• M17: 21,970,990 km (0.029 R)
• M18: 23,296,577 km (0.034 R)
• M19: 24,116,972 km (0.092 R)
• M20: 26,008,787 km (0.087 R)
• M21: 26,496,775 km (0.119 R)
• M22: 28,304,067 km (0.118 R)
• M23: 31,938,846 km (0.066 R)
• M24: 32,273,646 km (0.107 R)
• M25: 34,683,967 km (0.09 R)
• M26: 35,752,545 km (0.077 R)
• M27: 37,334,692 km (0.112 R)
• M28: 38,709,347 km (0.114 R)
• M29: 43,854,915 km (0.108 R)
• M30: 47,382,134 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 12,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit