🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.59 AU - 0.63 AU

Year: 308 Days

Day: 30.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,171,631 km

• M1: 93,648 km (0.117 R)
• M2: 436,078 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.6

Radius: 11.9

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.73 AU - 0.97 AU

Year: 506 Days

Day: 6.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 54,171,631 km

• M1: 150,346 km (0.106 R)
• M2: 227,389 km (0.048 R)
• M3: 317,746 km (0.106 R)
• M4: 428,448 km (0.057 R)
• M5: 510,727 km (0.045 R)
• M6: 603,777 km (0.084 R)
• M7: 699,370 km (0.117 R)
• M8: 787,184 km (0.104 R)
• M9: 869,912 km (0.106 R)
• M10: 950,994 km (0.07 R)
• M11: 1,045,091 km (0.099 R)
• M12: 1,121,685 km (0.094 R)
• M13: 1,254,079 km (0.107 R)
• M14: 1,330,523 km (0.057 R)
• M15: 1,454,241 km (0.115 R)
• M16: 1,558,361 km (0.102 R)
• M17: 1,786,797 km (0.075 R)
• M18: 1,861,297 km (0.1 R)
• M19: 2,007,155 km (0.086 R)
• M20: 2,137,155 km (0.071 R)
• M21: 2,216,442 km (0.085 R)
• M22: 2,398,802 km (0.074 R)
• M23: 2,502,324 km (0.08 R)
• M24: 2,607,341 km (0.034 R)
• M25: 2,699,643 km (0.081 R)
• M26: 2,924,190 km (0.094 R)
• M27: 3,094,881 km (0.115 R)
• M28: 3,345,457 km (0.052 R)
• M29: 3,555,642 km (0.105 R)
• M30: 4,245,438 km (0.052 R)
• M31: 4,320,835 km (0.099 R)
• M32: 4,405,358 km (0.114 R)
• M33: 4,696,476 km (0.115 R)
• M34: 4,792,069 km (0.106 R)
• M35: 5,038,307 km (0.058 R)
• M36: 5,297,859 km (0.115 R)
• M37: 5,839,254 km (0.102 R)
• M38: 6,064,698 km (0.09 R)
• M39: 6,206,965 km (0.076 R)
• M40: 6,630,926 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.6

Radius: 14.4

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.07 AU - 1.63 AU

Year: 1013 Days

Day: 11.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 54,171,631 km

• M1: 180,265 km (0.108 R)
• M2: 290,968 km (0.099 R)
• M3: 523,593 km (0.089 R)
• M4: 621,130 km (0.047 R)
• M5: 779,704 km (0.067 R)
• M6: 875,148 km (0.092 R)
• M7: 969,693 km (0.071 R)
• M8: 1,079,498 km (0.074 R)
• M9: 1,240,914 km (0.078 R)
• M10: 1,330,823 km (0.103 R)
• M11: 1,423,274 km (0.051 R)
• M12: 1,576,163 km (0.078 R)
• M13: 1,795,623 km (0.094 R)
• M14: 1,954,795 km (0.027 R)
• M15: 2,097,213 km (0.117 R)
• M16: 2,221,080 km (0.032 R)
• M17: 2,514,740 km (0.083 R)
• M18: 2,631,277 km (0.064 R)
• M19: 2,837,572 km (0.103 R)
• M20: 2,983,580 km (0.098 R)
• M21: 3,090,542 km (0.045 R)
• M22: 3,215,756 km (0.082 R)
• M23: 3,497,299 km (0.047 R)
• M24: 3,636,724 km (0.095 R)
• M25: 3,769,268 km (0.118 R)
• M26: 3,912,433 km (0.053 R)
• M27: 4,030,017 km (0.104 R)
• M28: 4,121,272 km (0.056 R)
• M29: 4,390,099 km (0.044 R)
• M30: 4,503,195 km (0.116 R)
• M31: 4,645,762 km (0.053 R)
• M32: 4,906,212 km (0.092 R)
• M33: 5,013,773 km (0.095 R)
• M34: 5,132,105 km (0.099 R)
• M35: 5,996,331 km (0.086 R)
• M36: 6,174,652 km (0.049 R)
• M37: 6,666,081 km (0.09 R)
• M38: 6,763,769 km (0.114 R)
• M39: 6,971,560 km (0.101 R)
• M40: 7,170,226 km (0.107 R)
• M41: 7,270,457 km (0.1 R)
• M42: 7,382,206 km (0.069 R)
• M43: 7,584,911 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.4

Radius: 14.1

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.54 AU - 2.88 AU

Year: 2881 Days

Day: 9.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 54,171,631 km

• M1: 191,036 km (0.07 R)
• M2: 282,142 km (0.046 R)
• M3: 373,695 km (0.054 R)
• M4: 618,138 km (0.104 R)
• M5: 717,172 km (0.049 R)
• M6: 857,046 km (0.119 R)
• M7: 1,066,932 km (0.06 R)
• M8: 1,335,759 km (0.044 R)
• M9: 1,427,762 km (0.096 R)
• M10: 1,645,128 km (0.107 R)
• M11: 1,762,712 km (0.092 R)
• M12: 1,901,987 km (0.099 R)
• M13: 2,496,788 km (0.12 R)
• M14: 2,612,128 km (0.092 R)
• M15: 2,729,264 km (0.116 R)
• M16: 2,935,858 km (0.104 R)
• M17: 3,295,641 km (0.113 R)
• M18: 3,387,793 km (0.055 R)
• M19: 3,480,993 km (0.089 R)
• M20: 3,765,528 km (0.095 R)
• M21: 3,947,289 km (0.073 R)
• M22: 4,094,943 km (0.079 R)
• M23: 4,282,089 km (0.098 R)
• M24: 4,383,068 km (0.103 R)
• M25: 4,652,045 km (0.041 R)
• M26: 4,926,407 km (0.106 R)
• M27: 5,019,158 km (0.113 R)
• M28: 5,192,841 km (0.111 R)
• M29: 5,368,469 km (0.118 R)
• M30: 5,587,630 km (0.103 R)
• M31: 5,795,571 km (0.074 R)
• M32: 5,907,620 km (0.038 R)
• M33: 6,248,105 km (0.061 R)
• M34: 6,348,634 km (0.081 R)
• M35: 6,478,785 km (0.041 R)
• M36: 6,595,022 km (0.069 R)
• M37: 6,712,157 km (0.106 R)
• M38: 6,874,321 km (0.072 R)
• M39: 7,187,430 km (0.08 R)
• M40: 7,353,334 km (0.096 R)
• M41: 7,689,181 km (0.11 R)
• M42: 8,202,152 km (0.096 R)
• M43: 8,518,552 km (0.117 R)
• M44: 8,710,336 km (0.109 R)
• M45: 8,919,773 km (0.074 R)
• M46: 9,049,474 km (0.115 R)
• M47: 9,343,733 km (0.039 R)
• M48: 9,607,774 km (0.091 R)
• M49: 9,724,161 km (0.075 R)
• M50: 9,857,752 km (0.059 R)
• M51: 10,126,579 km (0.031 R)
• M52: 10,295,924 km (0.072 R)
• M53: 10,449,262 km (0.077 R)
• M54: 10,844,200 km (0.115 R)
• M55: 11,226,722 km (0.054 R)
• M56: 11,454,709 km (0.118 R)
• M57: 11,702,144 km (0.026 R)
• M58: 11,969,176 km (0.06 R)
• M59: 12,094,539 km (0.027 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.1

Radius: 3.9

Gravity: 41.95 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.74 AU - 8.64 AU

Year: 12448 Days

Day: 17.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 54,171,631 km

• M1: 87,216 km (0.041 R)
• M2: 147,952 km (0.112 R)
• M3: 302,038 km (0.085 R)
• M4: 433,684 km (0.089 R)
• M5: 465,399 km (0.116 R)
• M6: 497,862 km (0.068 R)
• M7: 746,643 km (0.109 R)
• M8: 843,882 km (0.111 R)
• M9: 987,196 km (0.11 R)
• M10: 1,890,019 km (0.119 R)
• M11: 2,050,089 km (0.042 R)
• M12: 2,853,280 km (0.074 R)
• M13: 2,944,684 km (0.04 R)
• M14: 3,319,427 km (0.11 R)
• M15: 3,544,871 km (0.081 R)
• M16: 3,808,762 km (0.069 R)
• M17: 3,875,632 km (0.082 R)
• M18: 4,460,410 km (0.055 R)
• M19: 4,566,325 km (0.062 R)
• M20: 4,744,945 km (0.045 R)
• M21: 5,257,019 km (0.08 R)
• M22: 5,709,702 km (0.109 R)
• M23: 5,824,892 km (0.084 R)
• M24: 5,940,831 km (0.1 R)
• M25: 6,135,757 km (0.107 R)
• M26: 6,174,951 km (0.102 R)
• M27: 6,491,800 km (0.073 R)
• M28: 7,390,135 km (0.109 R)
• M29: 7,768,617 km (0.112 R)
• M30: 8,500,899 km (0.052 R)
• M31: 9,526,093 km (0.103 R)
• M32: 10,448,813 km (0.096 R)
• M33: 11,303,466 km (0.051 R)
• M34: 12,278,993 km (0.068 R)
• M35: 12,826,970 km (0.065 R)
• M36: 13,433,739 km (0.117 R)
• M37: 13,484,752 km (0.118 R)
• M38: 15,097,118 km (0.109 R)
• M39: 15,203,183 km (0.06 R)
• M40: 15,576,579 km (0.059 R)
• M41: 15,952,818 km (0.095 R)
• M42: 16,060,977 km (0.088 R)
• M43: 16,604,915 km (0.096 R)
• M44: 17,265,689 km (0.094 R)
• M45: 18,103,586 km (0.119 R)
• M46: 18,272,782 km (0.117 R)
• M47: 18,385,878 km (0.104 R)
• M48: 19,414,064 km (0.077 R)
• M49: 20,578,085 km (0.103 R)
• M50: 21,109,307 km (0.108 R)
• M51: 22,185,065 km (0.105 R)
• M52: 22,851,224 km (0.083 R)
• M53: 22,912,111 km (0.112 R)
• M54: 23,034,033 km (0.106 R)
• M55: 23,831,988 km (0.077 R)
• M56: 24,576,387 km (0.083 R)
• M57: 24,638,769 km (0.106 R)
• M58: 26,406,867 km (0.072 R)
• M59: 28,280,729 km (0.081 R)
• M60: 28,805,220 km (0.065 R)
• M61: 29,002,689 km (0.078 R)
• M62: 30,867,426 km (0.109 R)
• M63: 31,002,214 km (0.116 R)
• M64: 31,069,533 km (0.113 R)
• M65: 31,272,088 km (0.085 R)
• M66: 31,542,861 km (0.053 R)
• M67: 31,610,628 km (0.093 R)
• M68: 32,086,649 km (0.114 R)
• M69: 32,908,091 km (0.047 R)
• M70: 33,390,394 km (0.067 R)
• M71: 34,083,631 km (0.094 R)
• M72: 34,781,505 km (0.11 R)
• M73: 35,272,784 km (0.073 R)
• M74: 35,484,166 km (0.108 R)
• M75: 35,907,977 km (0.093 R)
• M76: 37,189,432 km (0.086 R)
• M77: 37,261,090 km (0.069 R)
• M78: 38,485,698 km (0.045 R)
• M79: 38,558,253 km (0.111 R)
• M80: 39,139,441 km (0.099 R)
• M81: 39,504,310 km (0.091 R)
• M82: 40,679,102 km (0.109 R)
• M83: 42,462,757 km (0.063 R)
• M84: 44,195,849 km (0.072 R)
• M85: 45,721,597 km (0.06 R)
• M86: 48,746,017 km (0.07 R)
• M87: 50,639,029 km (0.103 R)
• M88: 50,797,902 km (0.048 R)
• M89: 52,556,126 km (0.118 R)
• M90: 54,090,401 km (0.065 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 15,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit