🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.53 AU - 0.61 AU

Year: 162 Days

Day: 21.1 Hours

Environment

Temp: 203 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,095,246 km

• M1: 168,148 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.97 AU - 2.67 AU

Year: 1331 Days

Day: 13.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.81 AU - 2.93 AU

Year: 1375 Days

Day: 31.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,095,246 km

• M1: 313,557 km (0.1 R)
• M2: 405,560 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993

Radius: 11.3

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.74 AU - 6.32 AU

Year: 4899 Days

Day: 9.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 44,095,246 km

• M1: 156,180 km (0.085 R)
• M2: 228,436 km (0.084 R)
• M3: 409,150 km (0.101 R)
• M4: 633,996 km (0.068 R)
• M5: 843,882 km (0.099 R)
• M6: 1,218,175 km (0.11 R)
• M7: 1,787,395 km (0.109 R)
• M8: 1,936,993 km (0.103 R)
• M9: 2,149,721 km (0.106 R)
• M10: 2,370,229 km (0.101 R)
• M11: 2,598,216 km (0.115 R)
• M12: 3,053,741 km (0.107 R)
• M13: 4,137,279 km (0.114 R)
• M14: 4,286,877 km (0.041 R)
• M15: 4,463,552 km (0.053 R)
• M16: 4,903,070 km (0.119 R)
• M17: 5,248,492 km (0.045 R)
• M18: 5,410,656 km (0.041 R)
• M19: 5,629,517 km (0.066 R)
• M20: 5,767,746 km (0.055 R)
• M21: 5,851,222 km (0.094 R)
• M22: 6,132,466 km (0.07 R)
• M23: 6,274,883 km (0.118 R)
• M24: 6,360,752 km (0.078 R)
• M25: 6,591,881 km (0.11 R)
• M26: 6,708,417 km (0.063 R)
• M27: 6,796,381 km (0.07 R)
• M28: 6,973,355 km (0.116 R)
• M29: 7,452,667 km (0.068 R)
• M30: 8,601,878 km (0.093 R)
• M31: 8,922,017 km (0.039 R)
• M32: 9,376,645 km (0.083 R)
• M33: 9,739,270 km (0.092 R)
• M34: 10,140,192 km (0.101 R)
• M35: 10,889,079 km (0.104 R)
• M36: 11,270,255 km (0.12 R)
• M37: 11,691,074 km (0.092 R)
• M38: 11,868,048 km (0.11 R)
• M39: 11,974,562 km (0.096 R)
• M40: 12,081,374 km (0.032 R)
• M41: 12,584,472 km (0.078 R)
• M42: 12,656,877 km (0.05 R)
• M43: 13,499,712 km (0.043 R)
• M44: 13,648,113 km (0.116 R)
• M45: 13,797,112 km (0.038 R)
• M46: 14,021,509 km (0.11 R)
• M47: 14,512,041 km (0.076 R)
• M48: 14,740,477 km (0.094 R)
• M49: 15,239,236 km (0.076 R)
• M50: 17,612,307 km (0.054 R)
• M51: 17,774,621 km (0.093 R)
• M52: 17,856,002 km (0.101 R)
• M53: 18,100,594 km (0.091 R)
• M54: 18,469,802 km (0.078 R)
• M55: 19,090,633 km (0.099 R)
• M56: 20,225,333 km (0.105 R)
• M57: 21,037,051 km (0.118 R)
• M58: 21,381,874 km (0.078 R)
• M59: 21,641,875 km (0.046 R)
• M60: 22,121,037 km (0.044 R)
• M61: 22,252,384 km (0.109 R)
• M62: 22,471,844 km (0.078 R)
• M63: 22,868,578 km (0.074 R)
• M64: 22,957,140 km (0.049 R)
• M65: 23,713,955 km (0.088 R)
• M66: 25,297,748 km (0.054 R)
• M67: 25,664,562 km (0.025 R)
• M68: 26,589,226 km (0.086 R)
• M69: 26,682,426 km (0.106 R)
• M70: 26,962,174 km (0.032 R)
• M71: 27,524,961 km (0.051 R)
• M72: 28,757,348 km (0.043 R)
• M73: 29,140,169 km (0.077 R)
• M74: 29,669,297 km (0.075 R)
• M75: 30,493,282 km (0.107 R)
• M76: 30,981,569 km (0.084 R)
• M77: 31,324,897 km (0.11 R)
• M78: 31,472,400 km (0.093 R)
• M79: 33,662,513 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.5

Radius: 5.6

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 11.45 AU - 12.85 AU

Year: 15955 Days

Day: 20.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 112.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 44,095,246 km

• M1: 134,937 km (0.12 R)
• M2: 462,257 km (0.047 R)
• M3: 799,301 km (0.1 R)
• M4: 1,065,885 km (0.103 R)
• M5: 1,103,434 km (0.092 R)
• M6: 1,278,164 km (0.115 R)
• M7: 1,318,256 km (0.112 R)
• M8: 1,420,282 km (0.116 R)
• M9: 1,525,001 km (0.118 R)
• M10: 1,854,266 km (0.109 R)
• M11: 1,922,632 km (0.112 R)
• M12: 2,652,969 km (0.065 R)
• M13: 3,348,000 km (0.115 R)
• M14: 4,037,048 km (0.07 R)
• M15: 4,367,061 km (0.114 R)
• M16: 4,581,734 km (0.097 R)
• M17: 4,643,668 km (0.08 R)
• M18: 4,799,698 km (0.108 R)
• M19: 4,862,679 km (0.065 R)
• M20: 5,149,159 km (0.062 R)
• M21: 5,213,635 km (0.098 R)
• M22: 5,506,997 km (0.095 R)
• M23: 6,246,309 km (0.062 R)
• M24: 6,732,802 km (0.083 R)
• M25: 7,340,020 km (0.047 R)
• M26: 7,412,574 km (0.076 R)
• M27: 7,448,927 km (0.087 R)
• M28: 8,113,889 km (0.117 R)
• M29: 9,342,387 km (0.114 R)
• M30: 9,500,063 km (0.047 R)
• M31: 10,018,270 km (0.04 R)
• M32: 10,464,072 km (0.095 R)
• M33: 11,082,210 km (0.094 R)
• M34: 11,374,824 km (0.116 R)
• M35: 11,458,898 km (0.113 R)
• M36: 11,627,644 km (0.099 R)
• M37: 11,839,624 km (0.068 R)
• M38: 12,613,644 km (0.11 R)
• M39: 12,875,290 km (0.077 R)
• M40: 13,537,261 km (0.102 R)
• M41: 14,164,974 km (0.106 R)
• M42: 15,170,421 km (0.109 R)
• M43: 15,402,148 km (0.112 R)
• M44: 16,198,757 km (0.113 R)
• M45: 16,246,030 km (0.048 R)
• M46: 17,008,680 km (0.115 R)
• M47: 17,104,871 km (0.068 R)
• M48: 17,636,841 km (0.099 R)
• M49: 20,992,920 km (0.114 R)
• M50: 21,458,468 km (0.118 R)
• M51: 23,141,145 km (0.062 R)
• M52: 26,408,213 km (0.12 R)
• M53: 26,631,114 km (0.055 R)
• M54: 26,966,662 km (0.091 R)
• M55: 27,078,860 km (0.037 R)
• M56: 27,247,307 km (0.12 R)
• M57: 29,816,501 km (0.086 R)
• M58: 29,932,440 km (0.079 R)
• M59: 30,048,677 km (0.091 R)
• M60: 30,397,839 km (0.085 R)
• M61: 30,865,631 km (0.096 R)
• M62: 30,982,916 km (0.075 R)
• M63: 31,041,708 km (0.054 R)
• M64: 31,926,878 km (0.116 R)
• M65: 31,986,119 km (0.115 R)
• M66: 32,104,900 km (0.101 R)
• M67: 32,283,220 km (0.118 R)
• M68: 32,342,760 km (0.1 R)
• M69: 32,521,530 km (0.084 R)
• M70: 32,640,909 km (0.036 R)
• M71: 32,880,116 km (0.109 R)
• M72: 33,300,187 km (0.111 R)
• M73: 33,661,615 km (0.104 R)
• M74: 34,024,241 km (0.098 R)
• M75: 34,206,152 km (0.059 R)
• M76: 37,159,213 km (0.076 R)
• M77: 37,471,574 km (0.109 R)
• M78: 37,534,106 km (0.07 R)
• M79: 37,659,319 km (0.042 R)
• M80: 37,847,513 km (0.03 R)
• M81: 38,729,393 km (0.097 R)
• M82: 39,363,538 km (0.088 R)
• M83: 40,321,114 km (0.1 R)
• M84: 41,286,320 km (0.04 R)
• M85: 41,415,572 km (0.094 R)
• M86: 41,934,078 km (0.119 R)
• M87: 42,063,929 km (0.051 R)
• M88: 42,454,679 km (0.109 R)
• M89: 43,042,898 km (0.082 R)
• M90: 43,173,945 km (0.098 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 19,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit