🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.72 AU - 0.98 AU

Year: 277 Days

Day: 16.6 Hours

Environment

Temp: 145 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,713,890 km

• M1: 26,628 km (0.105 R)

Asteroid Belt

Center: 1.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.11 AU - 2.99 AU

Year: 1438 Days

Day: 46.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.3

Radius: 11.9

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.79 AU - 6.37 AU

Year: 4654 Days

Day: 9.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 97,713,890 km

• M1: 163,810 km (0.084 R)
• M2: 794,664 km (0.077 R)
• M3: 1,625,830 km (0.092 R)
• M4: 2,498,284 km (0.099 R)
• M5: 4,470,583 km (0.091 R)
• M6: 6,130,222 km (0.109 R)
• M7: 7,295,739 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.3

Radius: 11.4

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.63 AU - 10.67 AU

Year: 10585 Days

Day: 12.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 97,713,890 km

• M1: 141,819 km (0.03 R)
• M2: 1,089,521 km (0.114 R)
• M3: 1,675,646 km (0.051 R)
• M4: 2,701,438 km (0.112 R)
• M5: 4,798,202 km (0.051 R)
• M6: 5,911,509 km (0.066 R)
• M7: 6,417,150 km (0.085 R)
• M8: 7,766,224 km (0.113 R)
• M9: 8,329,161 km (0.106 R)
• M10: 8,688,944 km (0.057 R)
• M11: 9,248,290 km (0.099 R)
• M12: 10,647,030 km (0.085 R)
• M13: 12,705,497 km (0.117 R)
• M14: 15,149,178 km (0.108 R)
• M15: 16,376,479 km (0.118 R)
• M16: 19,812,742 km (0.073 R)
• M17: 21,614,948 km (0.097 R)
• M18: 23,434,656 km (0.112 R)
• M19: 26,112,757 km (0.096 R)
• M20: 26,983,716 km (0.087 R)
• M21: 32,621,611 km (0.106 R)
• M22: 34,202,112 km (0.073 R)
• M23: 36,308,301 km (0.048 R)
• M24: 38,998,370 km (0.08 R)
• M25: 41,426,194 km (0.076 R)
• M26: 43,144,325 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.3

Radius: 14

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.61 AU - 11.83 AU

Year: 10700 Days

Day: 7.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 97,713,890 km

• M1: 174,132 km (0.084 R)
• M2: 745,895 km (0.047 R)
• M3: 1,213,688 km (0.097 R)
• M4: 1,788,592 km (0.092 R)
• M5: 2,259,975 km (0.112 R)
• M6: 3,418,012 km (0.1 R)
• M7: 3,913,929 km (0.075 R)
• M8: 4,857,592 km (0.055 R)
• M9: 5,791,831 km (0.045 R)
• M10: 7,413,921 km (0.075 R)
• M11: 7,939,907 km (0.118 R)
• M12: 9,407,612 km (0.103 R)
• M13: 10,436,097 km (0.11 R)
• M14: 15,552,793 km (0.057 R)
• M15: 18,040,456 km (0.089 R)
• M16: 21,755,719 km (0.116 R)
• M17: 22,602,443 km (0.098 R)
• M18: 23,471,008 km (0.092 R)
• M19: 24,774,006 km (0.109 R)
• M20: 25,612,651 km (0.102 R)
• M21: 26,210,893 km (0.082 R)
• M22: 27,524,063 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.7

Radius: 13.7

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 11.66 AU - 12.38 AU

Year: 14715 Days

Day: 13.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 97,713,890 km

• M1: 175,628 km (0.096 R)
• M2: 635,641 km (0.07 R)
• M3: 1,209,948 km (0.038 R)
• M4: 1,676,394 km (0.078 R)
• M5: 2,406,581 km (0.087 R)
• M6: 2,870,035 km (0.036 R)
• M7: 3,864,113 km (0.118 R)
• M8: 4,972,035 km (0.094 R)
• M9: 10,125,382 km (0.095 R)
• M10: 10,580,459 km (0.116 R)
• M11: 11,049,149 km (0.093 R)
• M12: 13,741,761 km (0.066 R)
• M13: 14,442,478 km (0.032 R)
• M14: 24,000,734 km (0.029 R)
• M15: 26,169,006 km (0.078 R)
• M16: 29,259,399 km (0.101 R)
• M17: 34,980,769 km (0.113 R)
• M18: 41,696,816 km (0.08 R)
• M19: 45,587,558 km (0.064 R)
• M20: 51,365,326 km (0.117 R)
• M21: 51,867,676 km (0.073 R)
• M22: 61,294,436 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.6

Radius: 3.6

Gravity: 75.74 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 14.2 AU - 19.4 AU

Year: 24314 Days

Day: 18.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 97,713,890 km

• M1: 44,730 km (0.042 R)
• M2: 171,290 km (0.105 R)
• M3: 444,754 km (0.087 R)
• M4: 559,346 km (0.077 R)
• M5: 704,157 km (0.083 R)
• M6: 1,248,693 km (0.078 R)
• M7: 1,781,262 km (0.098 R)
• M8: 3,039,679 km (0.094 R)
• M9: 3,428,634 km (0.108 R)
• M10: 4,563,782 km (0.087 R)
• M11: 4,755,268 km (0.087 R)
• M12: 6,064,099 km (0.08 R)
• M13: 6,202,328 km (0.105 R)
• M14: 6,532,939 km (0.092 R)
• M15: 6,925,035 km (0.114 R)
• M16: 9,244,849 km (0.101 R)
• M17: 9,551,525 km (0.062 R)
• M18: 10,711,806 km (0.106 R)
• M19: 11,395,319 km (0.112 R)
• M20: 14,258,771 km (0.103 R)
• M21: 16,922,810 km (0.113 R)
• M22: 22,213,788 km (0.113 R)
• M23: 33,258,898 km (0.062 R)
• M24: 37,728,284 km (0.092 R)
• M25: 42,413,390 km (0.045 R)
• M26: 43,942,579 km (0.057 R)
• M27: 47,471,743 km (0.08 R)
• M28: 48,199,387 km (0.091 R)
• M29: 54,688,344 km (0.11 R)
• M30: 76,595,606 km (0.102 R)
• M31: 78,352,483 km (0.065 R)
• M32: 83,783,783 km (0.118 R)
• M33: 88,909,306 km (0.074 R)
• M34: 93,954,045 km (0.113 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 20,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit